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CN101117163B - Microwave oven-compatible paper cup - Google Patents

Microwave oven-compatible paper cup Download PDF

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Publication number
CN101117163B
CN101117163B CN2007100961954A CN200710096195A CN101117163B CN 101117163 B CN101117163 B CN 101117163B CN 2007100961954 A CN2007100961954 A CN 2007100961954A CN 200710096195 A CN200710096195 A CN 200710096195A CN 101117163 B CN101117163 B CN 101117163B
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CN
China
Prior art keywords
cup
dixie cup
microwave oven
cup body
paper
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2007100961954A
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Chinese (zh)
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CN101117163A (en
Inventor
野崎达也
远藤宪一
森迫健
小坂智洋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dai Nippon Printing Co Ltd
Original Assignee
Dai Nippon Printing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2000380276A external-priority patent/JP4659975B2/en
Priority claimed from JP2000387762A external-priority patent/JP4770018B2/en
Priority claimed from JP2000400074A external-priority patent/JP4770022B2/en
Priority claimed from JP2001011916A external-priority patent/JP4770025B2/en
Priority claimed from JP2001012010A external-priority patent/JP4770026B2/en
Priority claimed from JP2001102823A external-priority patent/JP4770047B2/en
Priority claimed from JP2001102858A external-priority patent/JP4659999B2/en
Priority claimed from JP2001122188A external-priority patent/JP4580581B2/en
Application filed by Dai Nippon Printing Co Ltd filed Critical Dai Nippon Printing Co Ltd
Publication of CN101117163A publication Critical patent/CN101117163A/en
Publication of CN101117163B publication Critical patent/CN101117163B/en
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Abstract

A microwave oven-compatible paper cup and a method of manufacturing the paper cup; the paper cup capable of preventing a thread end part from being burnt when the paper cup containing a content such as beverage and instant food is heated for cooking by a microwave oven, comprising a shell member (1) having a cylindrical shell part (11), a top curl part (12) formed by bending the upper end side of the shell part, and a folded part (13) formed by folding up the lower end of the shell part inward, and a bottom member (2) having a bottom surface part (20) and a bent part (22) formed by bending the outer peripheral edge part of the bottom surface part, wherein the bent part (22) is sandwiched between the shell part (11) and the folded part (13) to connect the shell member (1) to the bottom member (2), and the bottom surface part (20) is formed recessedly downward.

Description

Microwave oven-compatible paper cup
The application is that the application number submitted on June 13rd, 2003 is 01820612.3, denomination of invention is divided an application for the application for a patent for invention of " microwave oven-compatible paper cup and manufacturing approach thereof ".
Technical field
The present invention relates to the dixie cup that micro-wave oven is used.
Background technology
Usually, dixie cup has been widely used as the container of hot drink and instant food of on automatic vending machine, selling or the like.In some cases, the dixie cup that comprises beverage or food is directly put into micro-wave oven, and heats and and culinary art.Shown in Figure 51, normally used dixie cup P is provided with glass body member 1 and bottom member 2.The cup body member 1 main cup body part 11 that forms.The top of cup body member 1 outwards curls into top crimping portion 12, and the bottom of cup body member 1 curves inwardly to form and turns over part 13.Here, the bottom member 2 main bottom surface portions 21 that form.The peripheral part of bottom member 2 is crooked vertically downward with the right angle, forms sweep 22.Through the sweep 22 with bottom member 2 be clipped in glass body member 1 on turn between part 13 and cup body part 11 lower ends, and heating and extruding engage these parts, glass body member 1 engaged one another with bottom member 2 be in the same place.Sweep 22 formed parts through sandwiching with engage base member 2 are also referred to as paper bonding part Z.Through paper bonding part Z, bottom surface portions 21 forms the bottom of rising.
When the contents of the dixie cup P with this common shape heated in micro-wave oven and cook, the paper bonding part Z of dixie cup bottom was easy to have the scaling loss part.Below its reason will be described: the cellulose as the paper pulp of paper material mainly absorbs microwave from micro-wave oven.Therefore, the paper bonding part Z that has the paper thickness of increase because of hanging togother has the heat value of increase.Here, even when paper thickness increases, the face area of paper bonding part Z remains unchanged.Therefore, even when paper thickness increases, hot burst size is still constant.Therefore, the heat accumulation of generation increases temperature, thereby causes the scaling loss part.Yet, when dixie cup 1 is equipped with contents, just be difficult for scaling loss.Its reason is in paper institute's heat of producing and gathering and is received thing to have absorbed.In other words; Shown in Figure 51; Normally used dixie cup P has the paper bonding part Z as the linking portion between cup body member 1 and the bottom member 2; Paper bonding part Z receives from microwave action face side and face dorsal part, and because this part does not contact contents, so it is easy to gather heat.For this reason, the paper bonding part is easy to scaling loss.
Here, as for cup,, especially be widely used by having the various cups that the expanded polystyrene resin processes by synthetic resin with foam performance with adiathermancy.And; People extensively know following thermally insulated container: as have the dixie cup that wraps up cup body paper partly, and the paper of said parcel cup body part has shapes such as wrinkle, and is arranged on the whole outer peripheral portion; And dixie cup with internal layer and outer double-layer structure; Between said layer and layer, have adiabatic space, and the paper material on two surfaces all scribbles the dixie cup of polystyrene resin layer, and surperficial polystyrene resin layer is foamed.
Because the cup by the expanded polystyrene resin is processed is processed through injection molding and the resin that has added foaming agent, so have heat-insulating property preferably.Yet, after these cups of being processed by the expanded polystyrene resin use, be difficult to fall, thereby cause environment and hygienic issues as waste treatment.And other shortcoming is rough and has relatively poor printing performance.
Those have the dixie cup of the paper of parcel cup body part; The paper of said parcel cup body part has shape such as wrinkle and is arranged on the whole outer peripheral portion; And those have the dixie cup of internal layer and outer double-layer structure, have preceence aspect heat-insulating property and the environmental protection.Yet they have Master Cost and the high problem of manufacturing expense.
As stated, also have no conventional dixie cup, it has suitable heat-insulating property and lower manufacturing cost, even and its paper bonding part burning phenomenon does not take place when in micro-wave oven, heating yet.
Summary of the invention
First purpose of the present invention provides a kind of microwave oven-compatible paper cup and manufacturing approach thereof; Said dixie cup has the paper bonding part; The dixie cup of contents such as beverage and instant food heats in micro-wave oven and when cooking, said paper bonding part scaling loss can not take place yet even fill.
Second purpose of the present invention provides a kind of micro-wave oven with adiabatic dixie cup and manufacturing approach thereof; It is a kind of adiabatic dixie cup with foaming layer that said micro-wave oven uses adiabatic dixie cup; Said foaming layer has sufficient heat-blocking action; Said dixie cup has the paper bonding part, and the dixie cup of contents such as beverage and instant food heats in micro-wave oven and when cooking, said paper bonding part scaling loss can not take place yet even fill.
The 3rd purpose of the present invention provides a kind of microwave oven-compatible paper cup that has heat-insulating property in its bottom; Said dixie cup has the paper bonding part; Even fill that the dixie cup of contents such as beverage and instant food heats and when cooking in micro-wave oven; Scaling loss can not take place in said paper bonding part yet, and said dixie cup can prevent that contents are at the heat process after cooling.
The 4th purpose of the present invention provides a kind of micro-wave oven and uses adiabatic dixie cup; It is a kind of adiabatic tectal adiabatic dixie cup that has that said micro-wave oven uses adiabatic dixie cup; Said adiabatic overplate is attached on the cup body part of dixie cup; Said dixie cup has the paper bonding part, and the dixie cup of contents such as beverage and instant food heats in micro-wave oven and when cooking, said paper bonding part scaling loss can not take place yet even fill.
The 5th purpose of the present invention provides a kind of micro-wave oven and uses adiabatic dixie cup, and it is a kind of dixie cup with heat-insulating property that said micro-wave oven uses adiabatic dixie cup, and said dixie cup has the paper bonding part; Even fill that the dixie cup of contents such as beverage and instant food heats and when cooking in micro-wave oven; Scaling loss can not take place in said paper bonding part yet, and, even when after heating, being placed in the plane; Said dixie cup also can prevent the contents quick cooling, and can use held in its bottom.
Content according to a first aspect of the invention; Microwave oven-compatible paper cup is provided with: cup body member; Said cup body member comprises columniform cup body part, and the top crimping portion that form crooked by the upper end of cup body part, and by cup body part lower end inwardly overturn and form on turn over part; And bottom member; Said bottom member comprises bottom surface portions and the sweep that is formed by the neighboring bending of bottom surface portions, and above-mentioned sweep is clipped in and turns on glass body partial sum between the part, so that engage one another; It is characterized in that bottom surface portions forms to the spill that extends below.And bottom surface portions is made up of bottom surface section and wall portions, between bottom surface section and wall portions, forms sweep.
According to the present invention; Because the bottom surface portions of dixie cup has to the spill that extends below; Therefore a kind of microwave oven-compatible paper cup might be provided; Said dixie cup has the paper bonding part, and the dixie cup of contents such as beverage and instant food heats in micro-wave oven and when cooking, said paper bonding part scaling loss can not take place yet even fill.
Manufacturing approach according to the microwave oven-compatible paper cup of first aspect present invention; A kind of dixie cup forming technology and a kind of bottom surface portions forming technology are provided; In said dixie cup forming technology; Cup body member is rolled into cylindrical to form cup body part; The upper end bending of cup body part to be forming the top crimping portion, and it is relative with the lower end side of cup body member that this part is placed as the top of the sweep that the neighboring part through the curved bottom member forms, thus cup body member and bottom member with said sweep be clipped in that lower end through upset cup body part forms on turn over the mode of partial sum cup body between partly and engage one another and form dixie cup together; In said bottom surface portions forming technology, has bottom surface portions with formation to the spill that extends below through the inner surface side of pushing the dixie cup bottom member.
Microwave oven-compatible paper cup according to a second aspect of the invention forms as follows: cup body member is rolled into cylindrical to form cup body part; The upper end bending of cup body part is to form the top crimping portion; It is relative with the lower end side of cup body member that this part is placed as the top of the sweep that the neighboring part through the curved bottom member forms; Forms dixie cup thereby a cup body member engages one another together with bottom member as follows, promptly said sweep be clipped in through upset cup body lower end partly form on turn over partial sum cup body partly between; Look sideways from the inside face of said dixie cup, the bottom surface portions of the bottom member of formed dixie cup is configured as to the spill that extends below.
According to these manufacturing approaches and microwave oven-compatible paper cup; The shape of dixie cup bottom member is configured as to the spill that extends below; Thereby might obtain a kind of microwave oven-compatible paper cup; Said dixie cup has the paper bonding part, and the dixie cup of contents such as beverage and instant food heats in micro-wave oven and when cooking, said paper bonding part scaling loss can not take place yet even fill.
In manufacturing approach of the present invention, in above-mentioned dixie cup forming technology, on turn over part width can be set to be not less than 2mm, and be not more than 3/4 of sweep width.And, cup body part, sweep and on turn over engage one another together width of part and can be set to count and be not less than 2mm from the tip of sweep, and be not more than 3/4 of sweep width.
In the microwave oven-compatible paper cup of second aspect present invention, on turn over part width can be set to be not less than 2mm, and be not more than 3/4 of sweep width.Perhaps, cup body part, sweep and on turn over the engage one another width of bonding part together of part and can be set to count and be not less than 2mm from the tip of sweep, and be not more than 3/4 of sweep width.
Manufacturing approach according to the microwave oven-compatible paper cup of second aspect present invention; A kind of bottom member forming technology and a kind of dixie cup forming technology are provided; In said bottom member forming technology, bottom member is extruded with formation has the bottom surface portions of spill and the sweep that forms in the bottom surface portions neighboring; In said dixie cup forming technology; Be rolled into cylindrical to form cup body part at cup body member; And the upper end bending of cup body part is with in the process that forms the top crimping portion; These parts are placed with the top of the sweep of bottom member and the relative mode of lower end side of cup body member, thereby cup body member engages one another through the upset cup body nipped mode in lower end partly with said sweep with bottom member and forms dixie cup together.
According to these manufacturing approaches; The shape of dixie cup bottom surface portions is configured as spill; Thereby might obtain a kind of microwave oven-compatible paper cup; Said dixie cup has the paper bonding part, and the dixie cup of contents such as beverage and instant food heats in micro-wave oven and when cooking, said paper bonding part scaling loss can not take place yet even fill.
Manufacturing approach according to the microwave oven-compatible paper cup of third aspect present invention; A kind of bottom member forming technology and a kind of dixie cup forming technology of preparatory upset are provided; In said bottom member forming technology; Through the bottom surface portions of extruding bottom member blank with the preparatory upset of formation convex-shaped, and the bonding part that on the neighboring of the bottom surface portions that overturns in advance, forms; In said dixie cup forming technology; Be rolled into cylindrical to form cup body part at cup body member; And the upper end bending of cup body part is with in the process that forms the top crimping portion, and it is relative with the lower end side of cup body part that this part is placed as the top of bonding part of bottom member of preparatory upset, thereby a cup body member engages one another in the following manner together with bottom member and forms dixie cup; Promptly thereby the lower end of cup body part is reversed so that clamp the bonding part and forms dixie cup; And the bottom member forming technology, wherein, the bottom surface portions of upset is by the bottom surface portions that overturns and have concave shape with formation downwards in advance.
According to this manufacturing approach; The shape of dixie cup bottom surface portions is easy to process spill; Thereby might obtain a kind of microwave oven-compatible paper cup; Said dixie cup has the paper bonding part, and the dixie cup of contents such as beverage and instant food heats in micro-wave oven and when cooking, said paper bonding part scaling loss can not take place yet even fill.
Microwave oven-compatible paper cup according to a third aspect of the invention we; Be provided with a glass body member; Cup body member comprises columniform cup body part, the top crimping portion that is bent to form by the upper end of cup body part, the lower end through inside upset cup body part form on turn over part; And bottom member; Said bottom member comprises: bottom surface portions; Through the sweep that curved bottom surface neighboring partly forms, so that engage one another, said dixie cup is set to: the bottom surface portions of dixie cup was configured as spill between above-mentioned part was sandwiched in and turns over partly on glass body partial sum; This dixie cup is made up of one deck thermoplastic foamed resin layer at least and the woof layer and the thermoplastic resin that mainly are made of paper, said each layer like this order from the outer surface side setting.
According to this microwave oven-compatible paper cup; Prepared a kind of adiabatic dixie cup; The foaming layer that this dixie cup has sufficient heat-blocking action, anti-skidding effect and has unique smell at design aspect, thus the bottom surface portions of dixie cup is configured as and might obtains a kind of micro-wave oven to the spill that extends below and use adiabatic dixie cup, and said dixie cup has the paper bonding part; The dixie cup of contents such as beverage and instant food heats in micro-wave oven and when cooking, said paper bonding part scaling loss can not take place yet even fill.
In the microwave oven-compatible paper cup according to third aspect present invention, said cup body member can have above-mentioned foaming layer.Said bottom member can have above-mentioned foaming layer.And said cup body member and bottom member all can have above-mentioned foaming layer.
Microwave oven-compatible paper cup according to a fourth aspect of the present invention; Be provided with a glass body member; Said cup body member comprises columniform cup body part, the top crimping portion that is bent to form by the upper end of cup body part, the lower end through inside upset cup body part form on turn over part; And bottom member; Said bottom member comprises: bottom surface portions; The sweep that neighboring through curved bottom surface part forms; So that engage one another, said dixie cup is set to: the bottom surface portions of dixie cup was configured as to the spill that extends below, and on the outside face of bottom surface portions, engages thermal insulation member between above-mentioned sweep was sandwiched in and turns over partly on glass body partial sum.
According to this microwave oven-compatible paper cup; The bottom surface portions of dixie cup is configured as to the spill that extends below; Engaging on the outside face of bottom surface portions simultaneously has thermal insulation member, thereby might obtain a kind of microwave oven-compatible paper cup that has heat-insulating property at its bottom surface portions, and said dixie cup has the paper bonding part; Even fill that the dixie cup of contents such as beverage and instant food heats and when cooking in micro-wave oven; Scaling loss can not take place in said paper bonding part yet, even and when after contents are heated, being placed on the lower surface, said dixie cup can prevent the contents cooling.
In the microwave oven-compatible paper cup according to fourth aspect present invention, said thermal insulation member can be set to corrugated board or embossed paper.
Microwave oven-compatible paper cup according to fifth aspect present invention; Be provided with a glass body member; Said cup body member comprises: columniform cup body part, the top crimping portion that is bent to form by the upper end of cup body part, the lower end through inside upset cup body part form on turn over part; And bottom member; Said bottom member comprises: bottom surface portions; The sweep that neighboring through curved bottom surface part forms; So that engage one another to form the dixie cup main body, said dixie cup was designed between above-mentioned sweep was sandwiched in and turns over partly on glass body partial sum: at the cup body periphery additional thermal insulation overplate partly of dixie cup main body, the bottom surface portions of said dixie cup is configured as to the spill that extends below.
According to this microwave oven-compatible paper cup; This dixie cup is a kind of adiabatic dixie cup with heat-insulating property; Its glass body is partly gone up the additional adiabatic overplate that has, and is configured as to the spill that extends below as the shape of the dixie cup bottom surface portions of main body, uses adiabatic dixie cup thereby might obtain a kind of micro-wave oven; The adiabatic dixie cup of contents such as beverage and instant food heats in micro-wave oven and when cooking, the paper bonding part of dixie cup also is difficult for taking place scaling loss even fill.
In the microwave oven-compatible paper cup according to fifth aspect present invention, inside overplate top crimping portion or inside overplate upper bend part can be formed at adiabatic tectal upper part.And inside overplate bottom crimping portion or inside overplate lower knuckle part can be formed at adiabatic tectal end portion.
And inside overplate top crimping portion or inside overplate upper bend part can be formed at adiabatic tectal upper part.And inside overplate bottom crimping portion or inside overplate lower knuckle part can be formed at adiabatic tectal end portion simultaneously.
And adiabatic tectal shape can be set to have the elongated slot of predetermined space and outward extending plate part with broad width between said groove.
And above-mentioned adiabatic overplate can be with the corrugation paper that is processed into waveform, and corrugated board or embossed paper are opened and processed.
Microwave oven-compatible paper cup according to sixth aspect present invention; Be provided with a glass body member; Said cup body member comprises: columniform cup body part, the top crimping portion that the top through crooked cup body part forms, the lower end through inside upset cup body part form on turn over part; And bottom member; Said bottom member comprises: bottom surface portions; Through the sweep that curved bottom surface neighboring partly forms, so that engage one another to form the dixie cup main body, said dixie cup was designed between above-mentioned sweep was sandwiched in and turns over partly on glass body partial sum: at the cup body periphery additional thermal insulation overplate partly of dixie cup main body; The bottom surface portions of said dixie cup is configured as to the spill that extends below, and on the outside face of bottom surface portions, adheres to thermal insulation member.
According to this microwave oven-compatible paper cup, this dixie cup is prepared as adiabatic dixie cup, and its glass body is partly gone up the additional adiabatic overplate that has; Shape as the dixie cup bottom surface portions of main body is configured as to the spill that extends below, and uses adiabatic dixie cup thereby might obtain a kind of micro-wave oven, even fill that the dixie cup of contents such as beverage and instant food heats and when cooking in micro-wave oven; The paper bonding part of dixie cup also is difficult for taking place scaling loss; And, because the bottom surface portions of dixie cup is additional thermal insulation member is arranged, even when after heating, placing said dixie cup in the plane; Also can prevent its contents quick cooling, and the bottom of available held dixie cup.
In the microwave oven-compatible paper cup according to sixth aspect present invention, thermal insulation member can be set to corrugated board or embossed paper.
And inside overplate top crimping portion or inside overplate upper bend part can be formed at adiabatic tectal upper part.And crimping portion that adiabatic overplate bottom is inside or inside overplate lower knuckle part can be formed at adiabatic tectal end portion.
Above-mentioned overplate top crimping portion or above-mentioned overplate upper bend part can be formed at adiabatic tectal upper part; And above-mentioned overplate bottom crimping portion or above-mentioned overplate lower knuckle part can be formed at adiabatic tectal end portion simultaneously.
And adiabatic tectal shape can be set to have the elongated slot of predetermined space and outward extending plate part with broad width between said groove.
And above-mentioned adiabatic overplate can be with the corrugation paper that is processed into waveform, and corrugated board or embossed paper are opened and processed.
Microwave oven-compatible paper cup according to seventh aspect present invention; Be provided with a glass body member; Said cup body member comprises: columniform cup body part, the top crimping portion that the tip side through crooked cup body part forms, the lower end through inside upset cup body part form on turn over part; And bottom member; Said bottom member comprises: bottom surface portions, and through the sweep that curved bottom surface neighboring partly forms, a cup body member engages one another through the paper bonding part with bottom member and is in the same place; Wherein, Above-mentioned sweep is sandwiched in and turns on glass body partial sum between the part, and said dixie cup is designed to: bottom surface portions is configured as to the spill that extends below, and the paper bonding part curves inwardly.
According to this microwave oven-compatible paper cup; The shape of the bottom surface portions of dixie cup is configured as to the spill that extends below; And the paper bonding part curves inwardly so that near bottom surface portions; Thereby might obtain a kind of microwave oven-compatible paper cup, the said dixie cup of contents such as beverage and instant food heats in micro-wave oven and when cooking, the paper bonding part of dixie cup also is difficult for taking place scaling loss even fill.
Description of drawings
Shown in Figure 1 is part sectional view according to the microwave oven-compatible paper cup of first embodiment of the invention;
Fig. 2 is a section-drawing, shows the shape according to the bottom member of the microwave oven-compatible paper cup of first embodiment;
Shown in Figure 3 is according to the cup body member blank of the microwave oven-compatible paper cup of first embodiment and the expansion drawing of bottom member blank;
Fig. 4 is used to explain a kind of manufacturing approach according to the microwave oven-compatible paper cup of first embodiment;
Fig. 5 is used to explain the another kind of manufacturing approach according to the microwave oven-compatible paper cup of first embodiment;
Fig. 6 is the part sectional view of first dixie cup before transforming, and said dixie cup is according to the manufacturing approach manufacturing of the microwave oven-compatible paper cup of first embodiment;
Fig. 7 is the part sectional view of second dixie cup before transforming, and said dixie cup is according to the manufacturing approach manufacturing of the microwave oven-compatible paper cup of first embodiment;
Fig. 8 is the section-drawing through the microwave oven-compatible paper cup of the dixie cup manufacturing of transformation map 7;
Fig. 9 is the part sectional view of the 3rd dixie cup before transforming, and said dixie cup is according to the manufacturing approach manufacturing of the microwave oven-compatible paper cup of first embodiment;
Figure 10 is the section-drawing through the microwave oven-compatible paper cup of the dixie cup manufacturing of transformation map 9;
Figure 11 shows the forming technology according to the dixie cup building mortion of the manufacturing approach of the microwave oven-compatible paper cup of first embodiment;
Figure 12 is illustrated in according to the method for transforming bottom member in the manufacturing approach of the microwave oven-compatible paper cup of first embodiment;
Shown in Figure 13 is according to the cup body member of the microwave oven-compatible paper cup of the manufacturing approach manufacturing of the microwave oven-compatible paper cup of first embodiment and the expansion drawing of bottom member;
Figure 14 shows according to the method that forms bottom member in the manufacturing approach of the microwave oven-compatible paper cup of first embodiment;
Figure 15 is a section-drawing, preparatory upset bottom member and microwave oven-compatible paper cup before climbing over journey on showing when bottom member is made with another pattern;
Figure 16 shows according to overturn the in advance method of bottom member of the manufacturing approach manufacturing of the microwave oven-compatible paper cup of first embodiment;
Figure 17 shows according to overturn the in advance method of microwave oven-compatible paper cup of the manufacturing approach manufacturing of the microwave oven-compatible paper cup of first embodiment;
Figure 18 shows the manufacturing approach according to the microwave oven-compatible paper cup of first embodiment, after switching process, makes the method for microwave oven-compatible paper cup from preparatory upset microwave oven-compatible paper cup;
Shown in Figure 19 is the constructed profile of constructing with the material of the cup body member of adiabatic dixie cup and bottom member according to the micro-wave oven of second embodiment of the invention;
Shown in Figure 20 is constructed profile according to the microwave oven-compatible paper cup of second embodiment, and this section-drawing is the section-drawing of partly cut-away;
Figure 21 is used to explain the manufacturing approach according to the microwave oven-compatible paper cup of second embodiment;
Figure 22 is used to explain the another kind of manufacturing approach according to the microwave oven-compatible paper cup of second embodiment;
Shown in Figure 23 is partly cut-away's section-drawing according to the microwave oven-compatible paper cup of the 3rd embodiment;
Figure 24 is a section-drawing, shows the shape according to the bottom member of the microwave oven-compatible paper cup of the 3rd embodiment;
Figure 25 is used to explain the manufacturing approach according to the microwave oven-compatible paper cup of the 3rd embodiment;
Shown in Figure 26 is according to the micro-wave oven of the 4th embodiment partly cut-away's section-drawing with adiabatic dixie cup;
Figure 27 is part sectional view, shows according to the micro-wave oven of the 4th embodiment shape with the bottom member of adiabatic dixie cup;
The local section of Figure 28 illustrates according to the micro-wave oven of the 4th embodiment adiabatic tectal shape with adiabatic dixie cup;
Figure 29 is used to explain adiabatic overplate is appended to micro-wave oven according to the 4th embodiment with the method on the adiabatic dixie cup main body;
Figure 30 is used to explain adiabatic overplate is appended to micro-wave oven according to the 4th embodiment with the another kind of method on the adiabatic dixie cup main body;
Figure 31 is the section-drawing of partly cut-away, shows according to the micro-wave oven of the 4th an embodiment example with adiabatic dixie cup;
Figure 32 is the section-drawing of partly cut-away, shows according to the micro-wave oven of the 4th embodiment another example with adiabatic dixie cup;
Figure 33 is the section-drawing of partly cut-away, shows according to the micro-wave oven of the 4th embodiment another example with adiabatic dixie cup;
Figure 34 is the section-drawing of partly cut-away, shows according to the micro-wave oven of the 4th embodiment another example with adiabatic dixie cup;
Figure 35 is the section-drawing of partly cut-away, shows according to the micro-wave oven of the 4th embodiment another example with adiabatic dixie cup;
Figure 36 is the section-drawing of partly cut-away, shows according to the micro-wave oven of the 5th embodiment and uses adiabatic dixie cup;
Figure 37 is part sectional view, shows according to the micro-wave oven of the 5th embodiment shape with the bottom member of adiabatic dixie cup;
Figure 38 is used to explain thermal insulation member is appended to micro-wave oven according to the 5th embodiment with a kind of method on the adiabatic dixie cup main body;
Figure 39 is the section-drawing of partly cut-away, shows according to the micro-wave oven of the 5th an embodiment example with adiabatic dixie cup;
Figure 40 is the section-drawing of partly cut-away, shows according to the micro-wave oven of the 5th embodiment another example with adiabatic dixie cup;
Figure 41 is the section-drawing of partly cut-away, shows according to the micro-wave oven of the 5th embodiment another example with adiabatic dixie cup;
Figure 42 is the section-drawing of partly cut-away, shows according to the micro-wave oven of the 5th an embodiment example with adiabatic dixie cup;
Figure 43 is the section-drawing of partly cut-away, shows according to the micro-wave oven of the 5th embodiment another example with adiabatic dixie cup;
Figure 44 is the section-drawing of partly cut-away, shows the microwave oven-compatible paper cup according to the 6th embodiment;
Figure 45 is part sectional view, shows the shape according to the bottom member of the microwave oven-compatible paper cup of the 6th embodiment;
Figure 46 is a constructed profile, shows the manufacturing process according to the microwave oven-compatible paper cup of the 6th embodiment;
Figure 47 is a constructed profile, shows the manufacturing process according to the microwave oven-compatible paper cup of the 6th embodiment;
Figure 48 is a constructed profile, and the microwave oven-compatible paper cup that shows the 6th embodiment is wrapped up in the tectal state of thermal insulation;
Figure 49 is a part sectional view, the example of the cup body part when showing the 6th microwave oven-compatible paper cup implemented and being wrapped with adiabatic overplate;
Figure 50 is a section-drawing, shows another example according to the microwave oven-compatible paper cup of first embodiment;
Figure 51 is depicted as the part sectional view of conventional dixie cup.
The specific embodiment
With reference to accompanying drawing, will describe the present invention in detail below.Here, in the accompanying drawings, the identical part among each figure is represented by identical label.
[first embodiment]
Shown in Figure 1 is part sectional view according to the microwave oven-compatible paper cup of first embodiment of the invention.Shown in Fig. 1 (a), microwave oven-compatible paper cup is provided with glass body member 1 and bottom member 2.Cup body member 1 by cup body part 11, by the upper end of cup body part 11 outwards curl and the top crimping portion 12 that forms, and by the lower end of cup body part 11 inwardly overturn and form on turn over part 13 and constitute.Here, bottom member 2 is made up of bottom surface portions 21U and sweep 22, and said bottom surface portions 21U looks sideways from inside face one and transform as downward spill, and said sweep 22 is formed with right angle bending vertically downward by the neighboring part of bottom surface portions 21U.The sweep 22 of bottom member 2 be sandwiched in glass body member 1 on turn between the end portion of part 13 and cup body part 11, and engage these members through heating and extruding, be in the same place thereby cup body member 1 engaged one another with bottom member 2.
Shown in Fig. 1 (b), the bottom surface portions 21U of bottom member 2 has the U-font, and looks sideways from inside face one and to be transform as to the spill that extends below.Shown in Fig. 1 (c), preferably, bottom surface portions 21U forms the dish type that is made up of bottom surface section 21Ua and wall portions 21Ub.Here, preferably, bottom surface section 21Ua is designed to aspect, and wall portions 21Ub is arranged near the position of turning over part 13 on the cup body member 1.Curvature portion R preferably forms between bottom surface section 21Ua and wall portions 21Ub.The radius of curvature of curvature portion R preferably is arranged on 3 in the scope of 10mm, more preferably is arranged on 5 in the scope of 8mm.When radius of curvature during, possibly produce aperture and cause leakage less than 3mm.On the contrary, when radius of curvature during greater than 10mm, the paper bonding part is easy to scaling loss.
The extreme depth d of desirable bottom surface portions 21U is set to be not less than the upper end of turning over part 13 from cup body member 1 to 70% of the width that turns over part 13.Be not less than 70% through it is made as, might in micro-wave oven, effectively shield the microwave of the rear side radiation of Z, therefore, can prevent paper bonding part Z scaling loss fully from the paper bonding part.Under less than 70% situation, paper bonding part Z is easy to scaling loss.
By formed preferably being set to upwards less than in 8mm and the downward scope, more preferably upwards in 0 to 3mm scope between lower surface X and bottom surface section 21Ua in the lower end of cup body part 11 less than 2mm apart from x (with reference to Fig. 2).Shown in Fig. 2 (a), when extending upward apart from x, may reduce shielding action from the microwave of paper bonding part Z rear side above 8mm.On the contrary, shown in Fig. 2 (b), when extending beyond 2mm downwards, the stability that can reduce microwave oven-compatible paper cup is arranged apart from x.
The manufacturing approach of microwave oven-compatible paper cup A then, will be described below.
Shown in 3, microwave oven-compatible paper cup A can be processed by cup body part blank 10 and bottom blank 20.Its manufacturing approach mainly is divided into following two kinds of methods.
Shown in Fig. 4 (a), in a kind of therein method, at first process the identical dixie cup a of dixie cup of shape and general usefulness.Manufacturing process before transforming bottom member 2 is with identical with the common method with dixie cup of dixie cup building mortion manufacturing.Usually, for cup body part blank 10, in preparative treatment, these blanks are carried out pre-punching.Bottom blank 20 carries out punch process and forms on the dixie cup building mortion.For the dixie cup of bottom surface portions part 21, shown in Fig. 4 (b), in next operation, bottom surface portions 21 is transformed so that form to the spill that extends below with rising; Therefore, formed the bottom surface portions 21U of U-font.
In another approach, shown in Fig. 5 (a), in different operations, make cup body member 1a and bottom member 2b in advance.Then; Shown in Fig. 5 (b); In next process, the sweep of the bottom member 2b that forms columniform cup body member 1a and have a U-font bottom surface portions 21U through bottom member be clipped in glass body member 1a on the mode of turning between the end portion of part 13 and cup body part 11 link together mutually.
Transform preceding state according to dixie cup, manufacturing approach as shown in Figure 4 also can further be divided into some kinds of patterns.With reference to Fig. 6 to 10, the explanation of hereinafter will be discussed each pattern respectively.
Fig. 6 shows the part sectional view of first dixie cup before bottom member is transformed.Identical with the dixie cup of general usefulness, the dixie cup before transforming is provided with glass body member 1 and bottom member 2.The cup body member 1 main cup body part 11 that forms.The top margin of cup body member 1 outwards is rolled into top crimping portion 12, and inwardly overturns to form and turn over part 13 in the lower end of cup body member 1.Here, the bottom member 2 main bottom surface portions 21 that form.The neighboring of bottom member 2 curves sweep 22 vertically downward with the right angle.The sweep 22 of bottom member 2 be clipped in glass body member 1 on turn between the lower end of part 13 and cup body part 11, and the S place is heated and is pushed joint in the bonding part; Therefore, cup body member 1 engages one another with bottom member 2 and is in the same place.Mode with shown in Fig. 4 (b) is transformed the bottom member 2 of dixie cup, thereby has obtained dixie cup A as depicted in figs. 1 and 2.
Fig. 7 transforms the part sectional view of the second preceding dixie cup b for bottom member.Dixie cup b is characterised in that, the width m that turns over part 13 on the bonding part S between adjustment cup body member 1 and the bottom member 2 can be set to be not less than 2mm, and be not more than bottom member 2 sweep 22 width n 3/4.With turn on the cup body member 1 part 13 be set to be not more than bottom member 2 sweep 22 width 3/4, might make bottom member 2 be easy to form spill.
When on turn over part 13 width when being set to less than 2mm, the reducing of sealing-in width too narrow meeting the causing bond strength that cup body member 1 and bottom member 2 engage one another, thus contents possibly revealed.Therefore, the width that turns over part 13 on preferably is provided with and is not less than 2mm.Here, for the width that turns over part 13 on keeping is not less than 2mm, width that need sweep 22 is set to 4/3 times of 2mm.
Fig. 8 is the section-drawing by the microwave oven-compatible paper cup B of dixie cup b manufacturing.Among the microwave oven-compatible paper cup B before transformation, the bottom surface portions 21 of microwave oven-compatible paper cup b transform as from inside face see, so that form U font bottom surface portions 21U to the spill that extends below.At this moment, on turn over part 13 width m be made very narrow, this width be not more than sweep 22 width n 3/4, thereby but sweep 22 not with on turn over the overlapping part downwarping of part 13.Therefore, be easy to form the bottom surface portions 21U of U-font.The bottom surface portions 21U of U-font preferably is set to the dish type that is made up of bottom surface section 21Ua and wall portions 21Ub.Bottom surface section 21Ua preferably has aspect, and wall portions 21Ub preferably is arranged on the position near paper bonding part Z.
Part sectional view of transforming the 3rd preceding dixie cup c for bottom member shown in Figure 9.In this dixie cup c; In the cohesive process of cup body member 1 and bottom member 2; In fact each surface of turning over the sweep 22 of part 13, cup body part 11 and bottom member 2 on the cup body member 1 does not have thermal on whole surface, on the contrary, and shown in Fig. 9 (b); Fig. 9 (b) is the local section-drawing that amplifies; The sweep 22 of bottom member 2 be clipped in glass body member 1 on turn between part 13 and the cup body part 11, the bottom of turning over part 13 on the cup body member 1 and cup body part 11 are heated and push and be combined with each other along bound fraction S, bound fraction S has width O; O is on two surfaces of sweep 22 bottoms of bottom member 2, thereby cup body member 1 is combined with each other with bottom member 2.
Microwave oven-compatible paper cup c is characterised in that; Each width o of bound fraction S between two surfaces of the bottom of the bottom of turning over part 13 on the cup body member 1, cup body part 11 and bottom member 2 sweeps 22 is set to and is not less than 2mm, and be not more than bottom member 2 sweep 22 width n 3/4.Among these width o of bound fraction S each be set to be not more than bottom member 2 sweep 22 width n 3/4, thereby might easily transform bottom member 2 as spill.Here, to be set to be not less than the reason of 2mm identical with the second dixie cup b for each width o of bound fraction S.
Shown in Figure 10 is section-drawing by the microwave oven-compatible paper cup of dixie cup c manufacturing.In microwave oven-compatible paper cup C, the bottom surface portions 21 of the microwave oven-compatible paper cup c that transformation is preceding transform as from inside face one looks the spill that is to extending below sideways, thereby forms U-font bottom surface portions 21U.Meanwhile, turn over part 13 on the top of the sweep 22 of bottom member 2 and cup body part 11 and the cup body member 1 and be in unbound state; Therefore, when transforming bottom surface portions 21 as spill, the part that does not have to combine of sweep 22 is also transformed so that form U-font bottom surface portions 21U.Therefore, be easy to transform the process of spill.
In the dixie cup B and C that make respectively by above-mentioned dixie cup b and dixie cup c, bottom surface section 21Ua and by preferably being provided with between the formed lower surface X in the lower end of cup body part 11 with the identical mode of example shown in Figure 2 apart from x (with reference to Fig. 2).
Then, following description is used for detailed description to make the method for microwave oven-compatible paper cup of the present invention.In each pattern shown in Fig. 6 to 10, transforming dixie cup so that bottom member 2 was configured as before the spill that extends below, the width that turns over part 13 on the bound fraction of cup body member 1 and bottom member 2 or the cup body member 1 is provided with in a different manner.Yet each pattern all has dixie cup forming technology and bottom surface portions forming technology, and from this point, they are identical manufacturing approach basically.
At first, as shown in Figure 3, used cup body part blank 10 and base section blank 20, and these blanks 10 are shaped to the shape identical with using dixie cup always with 20 by the dixie cup shaped device.Usually,, use the blank of punching press in advance in preprocessing process for cup body blank 10, and, on the dixie cup shaped device, stamp out bottom blank 20.
Following description will be explained the dixie cup forming process of utilizing cup body member blank 10 and bottom member blank 20 to form dixie cups.Shown in Figure 11 for forming the example of the dixie cup building mortion of transforming preceding dixie cup a, b and c.The shaped device 100 identical with the device that is used to form conventional dixie cup is provided with three parts, like cup body winding shaping unit (A), bottom bend part (paper bound fraction) forming unit (B) and top crimping portion forming unit (C).The process that dixie cup building mortion 100 is shaped detailed description below.Cup body part blank 10 by conveyor is sent to a glass body winding shaping unit (A), and at this moment, said cup body blank is in following state: promptly will paste into columniform part by hot air 101 preheatings, so that its surface resin dissolves.In cup body winding shaping unit (A), blank 10 is twisted on the mould 102 and is drawn onto on the volume mould, and coil paper is carried out heat seal processing.The columniform coil paper of thermal synthesis is sent to bottom bend forming unit (B).In bottom bend forming unit (B), at first, on the position of mould 110, suction and fixing rammed bottom member blank 20.Next step in the position of mould 111, inserts cup body coil paper.Then, on each position of mould 112, mould 113 and mould 114, the bound fraction of cup body member 1 and bottom blank 20 is by the hot air preheating, and the lower end of cup body member is extruded combination simultaneously aduncate on the position of mould 115.Therefore, cup body member 1 forms one one body component with bottom member 2.Be molded into these cup-shaped freak oil and be transferred into the curling forming unit (C) in top.In forming unit (C) is curled at the top, freak oil are put into metal paattern in mould 120.Then, apply lubricating oil above that, and on the position of mould 121,122 and 123, the upper end of cup body member 1 outwards is rolled into top crimping portion 12.At last, the moulded product that is produced is removed the formation dixie cup from mould 124.
Then, the bottom surface with rising also is that the base section 21 on plane is transform as spill, and then is molded into the U-font.In this base section forming process, shown in Figure 12 (a), after dixie cup was placed on the core rod 201 that its upper surface has projection 201a, base section 21 was molded as the U-font by the pressure head that has concave portions 202a on the lower surface 202.As for the method that molding process is more prone to, can enumerate out the method that is used for preheating bottom member 2, the method that is used to add the method for thermal head 202 and is used for ultrasonic vibration pressure head 202.And under other situation, shown in Figure 12 (b), base section 21 is molded as by rotating cylinder 203, and presses above that with rotating core 202.
Here; Shown in figure 13, bottom member 2 is provided with the bottom surface portions 21U that is transformed in advance to the spill that extends below, and its neighboring is formed sweep 22 with right angle bending vertically downward; Cup body member 1 is with each different processing technology manufacturing; In subsequent process, these two members are combined with each other, in this case, bottom member 2 can be made in the following manner.That is, the one-tenth open procedure of bottom member is placed in and connects before cup body member 1 and the bottom member 2, in the bottom member forming technology; Bottom member 2 forms through punch process; Wherein, shown in figure 14, used the metal paattern 210 that constitutes by patrix 211 and counterdie 212.Bottom blank 20 with aspect is molded into bottom member 2 through this process.This process can be directly connected on the bottom member blank feeding unit of bottom bend forming unit (B) of aforementioned dixie cup building mortion, so that carry out its operation.In other words, in advance at the outside bottom member 2 that is shaped of dixie cup building mortion, can provide by the bottom member blank feeding unit of the bottom bend forming unit (B) of aforementioned dixie cup building mortion.
When bottom member 2 was shaped with different processes, available pattern shown in Figure 15 to 18 was made dixie cup A.In the manufacturing approach of these patterns, at first, produce the bottom member 2 ' of the preparatory upset shown in Figure 15 (a).In advance upset bottom member 2 ' is by preparatory upset bottom surface portions 21U ' that can be transformed into the shape that raises up and bound fraction 22 formations, and said bound fraction 22 extends along the neighboring vertically downward.Upset bottom surface portions 21U ' has the semicircular arc shape that upside forms the plane in advance.And shown in Figure 15 (b), the maximum height h of the bottom surface portions 21U ' that overturns in advance is set to satisfy 2 * z+2>h>2 * z-8, suppose that the inboard width of paper bound fraction Z is represented by z.
Connecting cup body member 1 and overturning bottom member 2 ' in advance before, preparation is the forming process of upset bottom member 2 ' in advance.In said forming process, the bottom member 2 ' that overturns in advance forms through punching course, and is wherein shown in figure 16, used the metal paattern of being made up of patrix 221 and counterdie 222 220.Upset bottom member 2 ' is formed by planar shaped bottom member blank 20 through this punching course in advance.This process can be directly connected on the bottom member blank feeding unit of bottom bend forming unit (B) of aforementioned dixie cup building mortion, so that carry out its operation.In other words, the molded preparatory upset bottom member 2 ' in dixie cup building mortion outside in advance can be provided by bottom member blank 20 feeding units of the bottom bend forming unit (B) of aforementioned dixie cup building mortion.
Then, shown in figure 17, from the below of cup body member 1, or from the top of cup body member 1, the preparatory upset bottom member 2 ' that is shaped in advance is installed on glass body member 1.Then, the bound fraction 22 of the bottom member 2 ' that overturns in advance be sandwiched in glass body member 1 on turn between the lower end of part 13 and cup body part 11, and heat and push combinations, thereby cup body member 1 and the preparatory bottom member 2 ' that overturns are combined with each other.Thereby produce preparatory upset microwave oven-compatible paper cup A '.
Then, shown in figure 18, the preparatory upset bottom surface portions 21U ' upset downwards with upwardly extending convex shape has the bottom surface portions 21U to the concave shape that extends below with formation.Thereby produce microwave oven-compatible paper cup A.
Be used for microwave oven-compatible paper cup A of the present invention bottom member 2 and cup body member 1 material basically with paper as main strength member, on outermost layer, apply thermoplastic base resin.
For the paper that forms main strength member, the preferred system cup with good molded performance of dixie cup that uses is used paper wood.For the basis weight of paper material, although have no particular limits, consider the formability of dixie cup, preferably be arranged on 150 to 300g/m 2Scope in.
For thermoplastic resin as innermost layer; The effect that need have the protection contents, sealing function for example, particularly; The liquid towards material has leakage-preventing effect, and cohesive action is so that combine through heat seal process bonding cup body part and with cup body member 1 and bottom member 2.More specifically, comprise poly-vinyl, polypropylene, polyester, nylon, ethylene vinyl alcohol, ethylene vinyl acetate copolymer or the like in the described example.As for thickness, preferably be set to 15 to 60 μ m.These thermoplastic resins are coated on the innermost layer through extruding process or laminating.
For example; Ad hoc structure for material; Comprise the following layer that is provided with from face side in its example: the poly-vinyl resin layer/ply of paper/poly-vinyl resin layer of ply of paper/poly-vinyl resin layer, poly-vinyl resin layer/ply of paper/poly-vinyl resin layer, foaming, ply of paper/acrylic resin layer, acrylic resin layer/ply of paper/acrylic resin layer, ply of paper/polyester resin layer, polyester resin layer/ply of paper/polyester resin layer, ply of paper/nylon layer, polyamide resin layer/ply of paper/nylon layer, ply of paper/ethylene vinyl alcohol layer, ethylene vinyl alcohol layer/ply of paper/ethylene vinyl alcohol layer, or the like.
Particularly,, be necessary to select the structure that when being transformed into convex or spill, is easy to transform, and be difficult for breaking and forming aperture when transforming for the material that is used for bottom member 2.From this point, preferably comprise the material of the structure of polyester resin layer or polyamide resin layer as bottom member 2.
Microwave oven-compatible paper cup according to present embodiment provides a kind of instant food to use container, is used to heat instant noodles, non-staple foodstuff or the like, or a kind of drinking container that is used to Hot Coffee, tea, soup or the like is provided.
[second embodiment]
Next, following description will be discussed a kind of microwave oven-compatible paper cup according to second embodiment of the invention.In this dixie cup, cup body member and bottom member are foamed so that heat-insulating property is provided.The structure of dixie cup A among the structure of the dixie cup before parts foaming and above-mentioned first embodiment is identical.Yet the material structure of cup body member and bottom member is different.
In other words; Shown in Figure 19 (a); Material structure before the foamed state of cup body member 1 or the bottom member 2 of present embodiment consists essentially of surperficial thermoplastic resin layer 5, as the ply of paper 3 and the back side thermoplastic resin layer 6 of basic layer, above-mentioned three from face side with the said sequence setting.After foaming, shown in Figure 19 (b), said material structure comprises the ply of paper 3 and the back side thermoplastic resin layer 6 of foaming layer 5a, the basic layer of conduct, and above-mentioned three is provided with this from face side in proper order.Printed layer 4 can be arranged on the face side of ply of paper 3.Printed layer 4 is coated with surperficial thermoplastic resin layer 5.Printed layer 4 also can be arranged on the surface of surperficial thermoplastic resin layer 5.Aluminium foil layer etc. can be arranged between ply of paper 3 and the back side thermoplastic resin layer 6 in case improve impervious, or the like.
In the manufacturing process of dixie cup, preferably be arranged on 100 to 400g/m as the basis weight of the ply of paper 3 of basic layer 2Scope in.The aqueous ingredients of ply of paper 3 preferably is stabilized in 3 to 10% the scope, more preferably in 5 to 8% scope.The moisture of evaporation paper also utilizes the letterweight power surperficial thermoplastic resin layer 5 that foams, so that preparation foaming layer 5a.
Printed layer 4 can be arranged on the surface of ply of paper 3 or on the surface of thermoplastic resin layer 5.Printed layer 4 can partly or entirely be printed with color inks.The position of printing, the size of printing zone, method of printing, employed ink or the like can be confirmed through selecting known routine techniques.
Thermoplastic resin about as surperficial thermoplastic resin layer 5 and back side thermoplastic resin layer 6 comprises poly-vinyl resin, acrylic resin, alkide resin, Vinyl chloride resin, polystyrene resin etc. in the present embodiment.About the method for on two surfaces in the surface and the back side of ply of paper 3, piling up thermoplastic resin, can use heating separately and dissolve and wait to resinize and extrude coating process, or paste the laminating of resin molding.The thickness of prefoam surface thermoplastic resin layer 5 preferably is arranged in the scope of 15 to 50 μ m.Will cause the bubble difficulty than thick layer of this scope or the layer thin than this scope.Here, the thickness of back side thermoplastic resin layer 6 has no particular limits.Yet for the surperficial thermoplastic resin layer 5 that only foams, and the back side thermoplastic resin layer 6 that do not foam is necessary to prevent the steam raising from the back side.About this method, can use between ply of paper 3 and back side thermoplastic resin layer 6 method of aluminium foil layer or the like is set, or use the method for the high thermoplastic resin of the thermoplastic resin of the more surperficial thermoplastic resin layer 5 of its softening point as the thermoplastic resin of back side thermoplastic resin 6.About this thermoplastic resin, its example comprises high-density polyethylene resin, polypropylene, polyester, nylon, ethylene vinyl alcohol, ethylene vinyl acetate copolymer or the like.The thickness of thermoplastic resin layer preferably is arranged in the scope of 15 to 60 μ m.To such thermoplastic resin through extrusion process or lamination process, to form back side thermoplastic resin layer 6.Thermoplastic resin as back side thermoplastic resin 6 needs the effect of for example protecting contents; Especially the fluent that is included in wherein had leakage-preventing effect; And paste to act on and paste cup body member 1, and between cup body member 1 and bottom member 2, cohesive action is arranged through heat seal process.
Particularly; For as the material of bottom member 2, be necessary to select the structure that when bottom surface portions 21 is transformed into convex and spill, is easy to transform, and when transformation, be difficult for breaking and forming aperture; For this reason, the preferred structure that comprises polyester resin layer or polyamide resin layer that uses.
Figure 20 shows micro-wave oven with adiabatic dixie cup D, and it is provided with the foaming layer 5a that forms with surperficial thermoplastic resin layer 5 foaming of adiabatic dixie cup A through to the micro-wave oven of the material preparation that utilizes above-mentioned structure.Micro-wave oven with adiabatic dixie cup D in, a cup body member 1 all forms foaming layer 5a with bottom member 2 two parts; Yet foaming layer 5a can only be arranged on glass body member 1 or only be arranged on the bottom member 2.
Below description will discuss according to the manufacturing micro-wave oven of present embodiment method with adiabatic dixie cup D.
At first make the preceding micro-wave oven of surperficial thermoplastic resin layer 5 foaming and use adiabatic dixie cup.As shown in Figure 3, this micro-wave oven is processed by cup body part blank 10 and base section blank 20 with adiabatic dixie cup A.Here, can obtain these blanks 10,20 through punching course, wherein, through thermoplastic resin layer 5 on the face side laminated of ply of paper 3 surface, and at the rear side laminated back side of ply of paper 3 the thermoplastic resin layer 6 and laminate that forms can be stamped out.About make the method for dixie cup by blank 10,20, existing through two kinds of methods with reference to Fig. 4 and Fig. 5 explanation.
Micro-wave oven before the foaming that adds the method shown in over-all heat transfer Fig. 4 or 5 and form is with adiabatic dixie cup A, in case the moisture in the evaporation paper, and utilize vapor tension and air het expansion in surperficial thermoplastic resin layer 5, to produce foaming structure, so that form foaming layer 5a.Therefore, might produce have foaming layer 5a in its surface micro-wave oven with adiabatic dixie cup D.
About the method for heating of dixie cup A before foaming, can use hot air, infrared ray, far infrared radiation, microwave, high frequency or the like method.Can use method that under static state heats dixie cup and the method that when dixie cup is transmitted, heats dixie cup on belt conveyor.Heating-up temperature preferably is arranged in 100 to 200 ℃ of scopes and time of heat preferably is arranged in 10 seconds to 5 minutes scopes.
Here; The micro-wave oven of present embodiment is not limited to above-mentioned method with the manufacturing approach of adiabatic dixie cup D; Wherein, the micro-wave oven before the foaming is configured as spill with the base section 21 of adiabatic dixie cup A, so that bottom surface portions 21U is provided; In the operation that is right after, it is foamed so that produce micro-wave oven with adiabatic dixie cup D.Shown in figure 21, can use another method, wherein; Dixie cup with conventional shape is by foaming in advance; In next operation, the base section 21 of this glass is transformed into spill so that the 21U of the bottom surface portions with U-font is provided then, thereby produces micro-wave oven with adiabatic dixie cup A.
Perhaps, shown in figure 22, the cup body member 1a that is molded as columnar foaming forms with different processes with the bottom member 2b with foaming of U-font bottom surface portions 21U in advance.Then, in subsequent processing, the sweep 22 of bottom member 2b is sandwiched between the end portion of glass body member 1a and cup body part 11, and is combined with each other, so that form micro-wave oven with adiabatic dixie cup D.
About the application of the micro-wave oven of present embodiment, can be listed below: be used to beverage-container, or the instant food that is used to heat instant noodles, non-staple foodstuff etc. is used container with Hot Coffee, tea, soup etc. with adiabatic dixie cup.
[the 3rd embodiment]
Then, following description will be discussed the microwave oven-compatible paper cup of a third embodiment in accordance with the invention.Shown in Figure 23 (a), the microwave oven-compatible paper cup E of present embodiment is provided with a glass body member 1, bottom member 2 and thermal insulation member 7.The structure of cup body member 1 and bottom member 2 is identical with the structure of the dixie cup A of first embodiment.The thermal insulation member of being processed by the material with thermal insulating properties 7 pastes on the outside face of bottom surface portions 21U of bottom member 2.
Shown in Figure 23 (b), in the present embodiment, bottom surface portions 21U forms the spill of looking downward extension from inside face sideways, i.e. U-font.Shown in Figure 23 (c); Bottom surface portions 21U is preferably shaped to the dish type that is made up of bottom surface section 21Ua and wall portions 21Ub; Bottom surface section 21Ua is preferably designed for planar shaped, and wall portions 21Ub be preferably designed for be arranged on glass body member 1 on turn over part 13 near.Bottom surface section 21Ua is configured as the plane, so that thermal insulation member 7 is easy to paste above that.The extreme depth d set-up mode of bottom surface portions 21U is identical with first embodiment.
Preferably be set to the scope identical shown in Figure 2 with first embodiment apart from x (with reference to Figure 24) between the lower surface X that forms by the lower end of cup body part 11 and the surface (lower surface) of thermal insulation member 7 apart from x.
Thermal insulation member 7 pastes on the outside face of bottom surface section 21Ua of bottom surface portions 21U of bottom member 2.Thermal insulation member 7 needn't paste on the whole surface of bottom surface section 21Ua.Thermal insulation member 7 can partly paste on the bottom surface portions 21U.The shape of thermal insulation member 7 has no particular limits, and can be set to circle, polygon, star or the like.Thermal insulation member 7 pastes on the bottom surface section 21Ua; Even thereby in microwave oven-compatible paper cup E, include under the situation of contents of heat when being placed on dixie cup E on the surface of desk etc., even thermal insulation member 7 contacts with said surface, heat conduction also capable of blocking; Therefore, might prevent the contents cooling.
Employed material is identical among the dixie cup A of employed material and first embodiment in the cup body member 1 of microwave oven-compatible paper cup E and bottom member 2.
About thermal insulation member 7 employed materials, have no particular limits, can use any flaky material, like the paper of corrugated board, foam sheet, foaming treatment, dry paper and embossed paper or the like with thermal insulating properties.Especially, according to the requirement of aspects such as insulation effect, flexibility (adaptability) of operation, environmental protection, preferably use corrugated board and embossed paper.
Corrugated board has various kinds, like category-A, category-B, E class, F class or the like; Yet the material of thermal insulation member 7 is not limited to the particular types in the mentioned kind.Can use size to be fit to the corrugated board of any kind of of microwave oven-compatible paper cup E.And, there is not the so-called single face corrugated board of liner to can be used as thermal insulation member 7 on a surface therein yet.Corrugated board, its corrugated inner core are exposed to the outside, can be used as thermal insulation member 7.And the corrugated board that is processed into waveform configuration can be used as thermal insulation member 7.
Different with the standard corrugated board, the embossed paper page or leaf of paper is provided with core paper, and core paper stands 1 to 2mm dark embossing process, and pattern such as dot pattern and lattice are arranged, and lining paper sticks on the core paper.Lining paper paste on the surface or two surfaces on.Embossed paper has heat-blocking action, and as thermal insulation member 7.Employed core paper 100 to 180g/m 2In the scope, employed lining paper 200 to 270g/m 2In the scope.
Following description will be explained the method for making microwave oven-compatible paper cup E.
Microwave oven-compatible paper cup before pasting above that about thermal insulation member 7, its manufacturing approach is identical with the dixie cup A of first embodiment.Microwave oven-compatible paper cup A and thermal insulation member 7 can be made respectively, and shown in figure 25, and thermal insulation member 7 utilizes adhesives to paste on the outside face of bottom surface portions 21U of microwave oven-compatible paper cup A.
About adhesives; The example that uses is comprised: solvent shape, emulsion shape, thermosol shape adhesives or the like, it has as the carrier of Main Ingredients and Appearance such as cellulose family, acetic acid polyesters, polyacrylic class, polyolefins, polyesters, polyamide-based, polyurethanes, epoxies, amino resin class, rubber-like, diene class or the like.And employed adhesives is not limited to above-mentioned specific a kind of, but the preferred adhesives with thermal insulating properties that uses, and this adhesives is heated when being difficult for packing into wherein because of the contents of heat such as hot water and separates.
Microwave oven-compatible paper cup E according to present embodiment provides a kind of actv. instant food that is used to heat instant noodles, non-staple foodstuff etc. with container or a kind of beverage-container that is used to Hot Coffee, tea, soup etc.
[the 4th embodiment]
Then, following description will be discussed the microwave oven-compatible paper cup of a fourth embodiment in accordance with the invention.Shown in Figure 26 (a), the microwave oven-compatible paper cup F of present embodiment is provided with dixie cup main body Fa and pastes the adiabatic overplate Fb on the periphery of dixie cup main body Fa.The structure of the dixie cup main body Fa in fact structure with the dixie cup A of first embodiment is identical.And be provided with glass body member 1 and bottom member 2.
Shown in Figure 26 (b), the bottom surface portions 21U of dixie cup main body Fa looks sideways from inside face and forms the U-font, that is, and and to the spill that extends below.Shown in Figure 26 (c); Bottom surface portions 21U is preferably shaped to the dish type that is made up of bottom surface section 21Ua and wall portions 21Ub; Bottom surface section 21Ua is preferably designed for planar shaped, wall portions 21Ub be preferably designed for be arranged on glass body member 1 on turn over part 13 near.With with the identical mode of above-mentioned each embodiment; The extreme depth d of bottom surface portions 21U preferably is set to be not less than 70% of the width Y that turns over part 13 counted from the upper end of turning over part 13 of cup body member 1 (width that more strictly speaking, turns over part 13 on being adds the thickness of base section 2).And, shown in figure 27, identical with the set-up mode of the dixie cup A of first embodiment shown in Figure 2 between lower surface X that forms about lower end and the bottom surface section 21Ua apart from x apart from x by cup body part 11.
Employed material is identical among the dixie cup A of employed material and first embodiment in the cup body member 1 of microwave oven-compatible paper cup F and bottom member 2.
Adiabatic overplate Fb mainly is made up of cup body part of covering layer 31, and pastes the periphery of the cup body part 11 of dixie cup main body Fa.Here, adiabatic overplate Fb needn't paste on the whole periphery of glass body part 11.The short adiabatic overplate Fb of longitudinal length than the cup body part 11 of dixie cup main body Fa could be adhered to glass top of the periphery of body part 11.
Adiabatic overplate Fb is shaped as on the outside face of the cup body part 11 that can cling to dixie cup main body Fa.Here; Shown in Figure 28 (a) or 28 (b); The upper end of the cup body part of covering layer 31 of adiabatic overplate Fb can inwardly curl into overplate top crimping portion 32b, and the upper end of the cup body part of covering layer 31 of perhaps adiabatic overplate Fb can curve inwardly and form overplate upper bend part 32b.Shown in Figure 28 (c) or 28 (d), the lower end of the cup body part of covering layer 31 of adiabatic overplate Fb can inwardly curl into overplate bottom crimping portion 33a, or the lower end can curve inwardly and forms overplate lower knuckle part 33b.And overplate top crimping portion 32a or overplate upper bend part 32b can form in the upper end of the cup body part of covering layer 31 of adiabatic overplate Fb, and in addition, overplate bottom crimping portion 33a or overplate lower knuckle part 33b can form in its lower end.In this shape; Gap 35 is formed between the cup body part of covering layer 31 of cup body part 11 and adiabatic overplate Fb of dixie cup main body Fa; Said gap 35 has the corresponding gap of diameter with overplate top crimping portion 32a or overplate bottom crimping portion 33a, or with the corresponding gap of thickness of overplate upper bend part 32b or overplate lower knuckle part 33b; Therefore, might guarantee along the heat-insulating property of micro-wave oven with the whole length longitudinally of adiabatic dixie cup F.
Have thermal insulating properties and can be rolled in dixie cup main body Fa material on every side about being used for the material of adiabatic overplate Fb, can using, its example comprises plane cardboard, one-sided corrugated board, corrugated board, embossed paper, foaming converted paper, or the like.
About the plane cardboard of main use, said plane cardboard has level and smooth surface, and storage is like coated board, Manila board or ivory plate, and its thickness preferably is arranged on 200 to 400g/m 2In the scope.
About available corrugated board various kinds are arranged,,, can preferably use soft F class or E class cardboard according to the parcel performance that is wrapping on the dixie cup main body Fa like category-A, category-B, E class, F class.And, also can use the so-called single face corrugated board that on a surface, does not have liner, and use the corrugated inner core that is exposed to outside face.And, also can use the corrugated board that is processed into waveform configuration.
Different with the standard corrugated board, the embossed paper page or leaf of paper is provided with core paper, and it stands the degree of depth is 1 to 2mm cotton ginning process, has pattern such as dot pattern and lattice, and lining paper sticks on the core paper.Lining paper paste on the surface or two surfaces on.Employed core paper 100 to 180g/m 2In the scope, employed lining paper 200 to 270g/m 2In the scope.This paper has identical heat-blocking action with corrugated board, and pastes on the lip-deep lining paper through pattern etc. is printed on, and makes to improve design performance and become possibility.
Following description will be explained the method for the microwave oven-compatible paper cup F that makes present embodiment.
At first make dixie cup main body Fa, as shown in Figure 3, this dixie cup main body Fa is processed by cup body member blank 10 and bottom member blank 20.About process the manufacturing approach of dixie cup main body Fa from blank 10 and 20, can use a kind of in the manufacturing approach of the relevant dixie cup A that in first embodiment, is explained with reference to Fig. 4 and Fig. 5.
Adiabatic overplate Fb is pasted the periphery of the dixie cup main body Fa of such manufacturing.About method of attaching, shown in figure 29 in one approach, after the corresponding cylindrical adiabatic overplate Fb shaping of dixie cup main body Fa, the cup body part 11 of dixie cup main body Fa is inserted among the cylindrical adiabatic overplate Fb, then pastes.In another kind of method of attaching, shown in figure 30, when the adiabatic overplate blank 30 of adiabatic overplate Fb is wrapped in dixie cup main body Fa, the edge of two ends of adiabatic overplate blank 30 is sticked on together mutually.But cup body part 11 and the adiabatic overplate Fb part (stickup) adhered to one another of dixie cup main body Fa.Can be at the part place of the upper end of adiabatic overplate Fb or carry out taping process at the part place of the lower end of adiabatic overplate Fb, or carry out taping process at a plurality of parts place of top and bottom, or the like.Thermosol adhesive agent capable of using or distributing adhesive agent are implemented the bonding process between dixie cup main body Fa and adiabatic overplate Fb.
Micro-wave oven according to the present invention provides a kind of actv. instant food that is used to heat instant noodles, non-staple foodstuff etc. with container or a kind of beverage-container that is used to Hot Coffee, tea, soup etc. with adiabatic dixie cup F.
Here, Figure 31 to 35 shows the example of the microwave oven-compatible paper cup F of the 4th embodiment, and these figure will be explained below.
[the 5th embodiment]
Then, following description will be discussed the microwave oven-compatible paper cup according to fifth embodiment of the invention.Shown in Figure 36 (a), the microwave oven-compatible paper cup G of present embodiment is provided with dixie cup main body Ga, paste the adiabatic overplate Gb on the dixie cup main body Ga periphery and paste the thermal insulation member Gc of dixie cup main body Ga bottom.The structure of the dixie cup main body Ga in fact structure with the dixie cup A of first embodiment is identical, is provided with glass body member 1 and bottom member 2.The thermal insulation member Gc in fact thermal insulation member 7 with the dixie cup E of the 3rd embodiment shown in Figure 23 is identical, and is processed by the material with thermal insulating properties.Thermal insulation member Gc pastes on the outside face of bottom surface portions 21U of bottom member 2.
Shown in Figure 36 (b), in the present embodiment, dixie cup bottom surface portions 21U looks formation sideways to the spill that extends below from inside face, i.e. the U-font.Shown in Figure 36 (c); Bottom surface portions 21U is preferably shaped to the dish type that is made up of bottom surface section 21Ua and wall portions 21Ub; Bottom surface section 21Ua is preferably designed for planar shaped, wall portions 21Ub be preferably designed for be arranged on glass body member 1 on turn over part 13 near.The set-up mode of the extreme depth d of bottom surface portions 21U is identical with the 4th embodiment.
Preferably being set to apart from x (with reference to Figure 37) between lower surface X that is formed by the lower end of cup body part 11 and the surface of thermal insulation member Gc is identical with the scope apart from x shown in Figure 2 of first embodiment.
Employed material is identical among the dixie cup A of employed material and first embodiment in the cup body member 1 of microwave oven-compatible paper cup G and bottom member 2.And it is identical with the structure of the adiabatic overplate Fb of the dixie cup F of the 4th embodiment that the shape of adiabatic overplate Gb is set to.With with the identical mode of adiabatic overplate Fb, the shape of adiabatic overplate Gb is set to Figure 28 (a) to any shape shown in 28 (d).The material that is used for adiabatic overplate Gb can be identical with the material of the adiabatic overplate Fb of the 4th embodiment.
And it is identical with the shape and size of the thermal insulation member 7 of the dixie cup E of the 3rd embodiment shown in Figure 23 that the shape and size of thermal insulation member Gc can be set to.Thermal insulation member Gc is identical with effect with the function of the 3rd embodiment, thereby might prevent the contents cooling, and available hand contact thermal insulation member Gc grips microwave oven-compatible paper cup G.About being used for the material of thermal insulation member Gc, can using having any flaky material of thermal insulating properties, that is,, can use plane cardboard, corrugated board, embossed paper plate, foaming converted paper or the like with the identical mode of using with adiabatic overplate Gb of material.In addition, also can use blistering paper, dry paper, flat board, ceramic wafer, glass board or the like.Especially, according to heat-blocking action, flexibility (adaptability) of operation, environmental protection property or the like, preferably use corrugated board and embossed paper.
Following description will be discussed the method for the microwave oven-compatible paper cup G that makes present embodiment.At first make dixie cup main body Ga, and adiabatic overplate Gb to be forming with the identical mode of generation type of the adiabatic overplate Fb of the dixie cup F of the 4th embodiment, and to be attached on the dixie cup main body Ga with the mode identical with the dixie cup A of first embodiment.
And shown in figure 38, the thermal insulation member Gc through different processing technology manufacturings utilizes adhesive agent to paste on the outside face of bottom surface portions 21U of dixie cup main body Ga, and said dixie cup main body Ga is pasted with adiabatic overplate Gb.
About adhesives; The employed adhesives of present embodiment comprises the adhesives of solvent shape, emulsion shape, thermosol shape or the like, and it has as the carrier of Main Ingredients and Appearance such as cellulose family, acetic acid polyesters, polyacrylic class, polyolefins, polyesters, polyamide-based, polyurethanes, epoxies, amino resin class, rubber-like, diene class or the like.Employed adhesives is not limited to above-mentioned specific a kind of, but the preferred adhesives with thermal insulating properties that uses, and this kind adhesives is difficult for wherein separating because of heating because of the contents of heat such as hot water add.
Here, the taping process that pastes on the outside face of bottom surface portions 21U of this thermal insulation member Gc can be carried out before adiabatic overplate Gb being pasted on the dixie cup main body Ga.
Microwave oven-compatible paper cup G according to present embodiment provides a kind of actv. instant food that is used to heat instant noodles, non-staple foodstuff etc. with container or a kind of beverage-container that is used to Hot Coffee, tea, soup etc.
Here, Figure 39 to 43 shows the example according to the microwave oven-compatible paper cup G of the 5th embodiment, and these figure will be in the back explanation.
[the 6th embodiment]
Then, following description will be discussed microwave oven-compatible paper cup according to a sixth embodiment of the invention.Shown in Figure 44 (a), microwave oven-compatible paper cup H is provided with glass body member 1 and bottom member 2.The structure of cup body member 1 and bottom member 2 is identical with first embodiment; Yet the dixie cup H of present embodiment is characterised in that paper bound fraction Z is inwardly curved.Being provided with respectively of the radius of curvature of sweep R shown in the shape of bottom surface portions 21U shown in Figure 44 (b), Figure 44 (c) and the extreme depth of base section 21U is identical with the corresponding component of the dixie cup A of first embodiment.Also being set to apart from x (with reference to Figure 45) between lower surface X that is formed by the lower end of cup body part 11 and the bottom surface section 21Ua is identical with the dixie cup A of first embodiment.
And in the microwave oven-compatible paper of present embodiment mark H, paper bound fraction Z curves inwardly, so that near the lateral parts 21Ub of bottom surface portions 21U.Preferably, the ultimate range v between the outside face of the lateral parts 21Ub of the inside face of paper bound fraction Z and bottom surface portions 21U is set to be not more than 3mm.This distance surpasses 3mm can make paper bound fraction Z be easier to scaling loss.
Following description will be explained the method for making according to the microwave oven-compatible paper cup H of present embodiment.Cup body member blank 10 by as shown in Figure 3 forms microwave oven-compatible paper cup H with bottom member blank 20.At first, utilize first any one method of buying in two kinds of methods executing example of explaining with reference to Fig. 4 and Fig. 5, prepare microwave oven-compatible paper cup A, the bottom surface portions 21U of the bottom member 2 of said dixie cup be transformed into shown in Figure 46 (a) to the spill that extends below.Then, shown in Figure 46 (b), the paper bound fraction Z of the dixie cup A that so forms is bent inwardly into the microwave oven-compatible paper cup H of present embodiment.
About the method for the paper bound fraction Z that curves inwardly, for example, can use method shown in figure 47.In this method, make dixie cup A around rotational, the pressing mold 40 that has conical outer circumference surface simultaneously is pressed onto on the paper bound fraction Z from the outside, so that curve inwardly paper bound fraction Z.
The material of cup body member 1 and bottom member 2 of microwave oven-compatible paper cup H that is used for this enforcement is identical with the material of the dixie cup A that is used for first embodiment.
When the microwave oven-compatible paper cup H with said structure is used to micro-wave oven, owing in the cup heated contents are arranged, be difficult to directly hold dixie cup with hand, be necessary to provide a kind of microwave oven-compatible paper cup with better heat-insulating property.Therefore, for better heat-insulating property is provided, a kind of microwave oven-compatible paper cup HA might be provided, it is shaped as on the periphery of cup body part that adiabatic overplate Hb is wrapping to above-mentioned microwave oven-compatible paper cup H shown in Figure 48.
Shape about adiabatic overplate Hb; Except the outside of the cup body part 11 that clings to above-mentioned microwave oven-compatible paper cup H; Shown in Figure 49 (a) or 49 (b); The upper end of the cup body part of covering layer 31 of adiabatic overplate Hb can be to crimped forming overplate top crimping portion 32a, or the upper end can curve inwardly and forms overplate upper bend part 32b.And shown in Figure 49 (c) or 49 (d), the lower end of the cup body part of covering layer 31 of adiabatic overplate Hb can be to crimped forming overplate bottom crimping portion 33a, or the lower end can curve inwardly and forms overplate lower knuckle part 33b.And; Overplate top crimping portion 32a or overplate upper bend part 32b can form in the upper end of the cup body part of covering layer 31 of adiabatic overplate Hb; In addition, overplate bottom crimping portion 33a or overplate lower knuckle part 33b can form in its lower end.With this shape; Between the cup body part of covering layer 31 of cup body part 11 and the adiabatic overplate Hb of microwave oven-compatible paper cup H, form gap 35, said space 35 has corresponding to the diameter of overplate top crimping portion 32a or overplate bottom crimping portion 33a or corresponding to the gap of the thickness of overplate upper bend part 32b or overplate lower knuckle part 33b; Therefore, might guarantee along micro-wave oven with the heat-insulating property on the whole longitudinally length of adiabatic dixie cup HA.
About being used for the material of adiabatic overplate Hb, the material with thermal insulating properties is to use with the adiabatic overplate Fb of the above-mentioned the 4th or the 5th embodiment or the identical mode of material of Gb; And the employed material of present embodiment comprises plane cardboard, single face corrugated board, corrugated board, embossed paper, foaming converted paper, or the like.
Here, the basic structure of foaming converted paper is foaming thermoplastic resin layer/ply of paper/thermoplastic resin layer.More specifically, for example, the laminate member that can use the hybrid resin layer by foamed low density poly-vinyl resin layer/coated paper/ldpe resin layer and high-density polyethylene resin layer to constitute.Around microwave oven-compatible paper cup H parcel foamed resin layer the time, foamed resin layer can be provided with from the teeth outwards, perhaps can be with non-foamed resin layer setting from the teeth outwards.
Microwave oven-compatible paper cup according to present embodiment provides a kind of actv. instant food that is used to heat instant noodles, non-staple foodstuff etc. with container or a kind of beverage-container that is used to Hot Coffee, tea, soup etc.
Following description will go through the present invention on the basis of giving an example.
[first example]
First example it (1)
Have by 280g/m 2The consitutional material material of ldpe resin of cup body paper/25 μ m, be used as glass material of body member 1, said cup body paper and ldpe resin setting, and have by 255g/m from the surface 2The consitutional material of ldpe resin of cup body paper/25 μ m be used as the material of bottom member 2, said cup body paper and ldpe resin setting from the surface.At first stamp out cup body part blank 10 as shown in Figure 3, and cup body part blank 10 is wound up on the core rod, so that form cylindrical cup body member 1.Then, through process shown in Figure 11, bottom blank 20 is installed on glass body member 1 from the below, uses the hot air heating bound fraction, turns on the lower end of cup body member 1 is inside and turns over part 13 in the formation.Then, the upper end of cup body member 1 outwards curls into top crimping portion 12.In subsequent processing, the bottom surface portions 21 of the dixie cup of manufacturing is transformed into to the spill that extends below so that form the bottom surface portions 21U with U-font, thereby forms the microwave oven-compatible paper cup A corresponding to Fig. 1.And; Also formed microwave oven-compatible paper cup A ' shown in figure 50; It has U-font bottom surface portions 21U; Wherein, the radius of curvature of the curvature portion R between bottom surface section 21Ua and the wall portions 21Ub is set to 6mm, by being set to 1mm apart from x between formed lower surface X in the lower end of cup body part 11 and the bottom surface section 21Ua.First example they (2)
Use and the employed material identical materials of first example it (1), and green phase manufacturing procedure together forms dixie cup b shown in Figure 7.In the dixie cup b that so forms, the width m that turns over part 13 on the cup body member 1 is set to 5mm, and the width of the sweep 22 of bottom member 2 is set to 10mm, and on turn over part 13 width be set to sweep 22 width 1/2.And bottom member 2 is transformed into spill by method shown in Figure 12, so that form the microwave oven-compatible paper cup B (Fig. 8) with U-font bottom surface portions 21U.Since on turn over part 13 width m be set to be not more than 3/4 of sweep 22 width, bottom member 2 is easy to be transformed into spill.
First example they (3)
Use and the employed material identical materials of first example it (1), and green phase manufacturing procedure together forms dixie cup c shown in Figure 9.In the dixie cup c that so forms, the sweep 22 of bottom member 2 is clipped between the cup body part 11 of turning over part 13 and cup body member 1.The bottom of turning over part 13 on the cup body member 1 is heated with a cup body part 11, and is to be that the part of 6mm is together bonded to each other from the lower end width of sweep 22 on two surfaces of sweep 22 bottoms of 10mm along width.And bottom member 2 is transformed into spill by method shown in Figure 12, so that form the microwave oven-compatible paper cup C (Figure 10) with U-font bottom surface portions 21U.Sweep 22 about bottom member 2; Since the cup body part 11 of cup body member 1 with on turn over part 13 at all the other 4mm places on top be do not have bonded assembly; This does not have bonded assembly part to be transformed into U-font bottom surface portions 21U yet, thereby might easily bottom member 2 be transformed into spill.
First example they (4)
Use and the employed material identical materials of first example it (1), and, form dixie cup A shown in Figure 1 through following manufacturing procedure.At first stamp out bottom member blank 20 shown in Figure 3, and form bottom member shown in Figure 13 2, wherein, use metal paattern 210 shown in Figure 14 through punch process.In an identical manner, stamp out a glass body member blank 10, and cup body member blank 10 is rolled on the core rod, to form cylindrical cup body member 1.Next step, through operation shown in figure 12, the bottom member that is shaped in advance 2 is installed in glass body member 1 from below, and through the hot air heating adhesive segment, then, part 13 is turned in the lower end of cup body member 1 inwardly upset on forming.Next step, the upper end of cup body member 1 outwards curls into top crimping portion 12; Like this, just produce microwave oven-compatible paper cup A.
First example they (5)
Use and the employed material identical materials of first example it (1), and form dixie cup A shown in Figure 180 through following manufacturing procedure.At first stamp out bottom member blank 20 shown in Figure 3, and form the preparatory upset bottom member 2 ' shown in Figure 15 (a), wherein, use metal paattern 220 shown in Figure 16 through punch process.In an identical manner, stamp out a glass body member blank 10, and this glass body member blank 10 is rolled on the core rod, to form cylindrical cup body member 1.Next step; Through operation shown in figure 12, the preparatory upset bottom member 2 ' that is shaped in advance is installed in glass body member 1 from below, and; In advance the adhesive segment 22 of upset bottom member 2 ' be clipped in glass body member 1 on turn between the lower end of part 13 and cup body part 11; And it is carried out thermo-compression bonding, thus cup body member 1 is combined with each other with upset bottom member 2 ' in advance, and the upper end of cup body member 1 outwards curls into top crimping portion 12; Like this, just formed preparatory upset microwave oven-compatible paper cup A ' (Figure 18).And, shown in figure 18, have upwardly extending converx preparatory upset bottom surface portions 21U ' upset downwards, so that prepare the microwave oven-compatible paper cup A that has to the concave bottom surfaces part 21U that extends below.
[second example]
Material with following structure is used as glass material of body member 1, and said material comprises: ldpe resin/280g/m of 40 μ m 2The hybrid resin layer of 25 μ m of cup body paper/between ldpe resin and high-density polyethylene resin; Above-mentioned material setting from the surface; And the material with following structure is used as the material of bottom member 2, and said material comprises: ldpe resin/220g/m of 30 μ m 2The ldpe resin of cup body paper/25 μ m, above-mentioned material setting from the surface.At first, stamp out cup body part blank 10 as shown in Figure 3, and this glass body part blank 10 is rolled onto on the core rod, so that form cylindrical cup body member 1.Then, through operation shown in Figure 12, bottom blank 20 is installed in glass body member 1 from below, uses the hot air heating bound fraction simultaneously, inwardly overturns to form and turn over part 13 in the lower end of cup body member 1.Then, the upper end of cup body member 1 outwards curls into top crimping portion 12.In next process, the bottom surface portions 21 of the dixie cup of manufacturing is transformed into to the spill that extends below, and has the bottom surface portions 21U of U-font so that form, thereby produces microwave oven-compatible paper cup A.And this microwave oven-compatible paper cup A is placed in the drying equipment and under 120 ° temperature, heated 3 minutes, so that make surperficial thermoplastic resin layer 5 foaming; Like this, shown in figure 20, the micro-wave oven that has just obtained having foaming layer 5a in its surface is with adiabatic dixie cup D.
[the 3rd example]
Through with the identical manufacturing procedure of first example it (1), utilize identical materials to prepare dixie cup A shown in Figure 1.Next step utilizes E class corrugated board as material, stamps out the circular thermal insulation member 7 that area is slightly smaller than the lower end circumference of microwave oven-compatible paper cup A through formed Sheet Metal Forming Technology.This thermal insulation member 7 utilizes the emulsion acrylic resin binder of birdsing of the same feather flock together to be bonded on the outside face of bottom surface section 21Ua of bottom surface portions 21U of microwave oven-compatible paper cup A; Like this, just generated microwave oven-compatible paper cup E shown in Figure 23.
[the 4th example]
The 4th example it (1)
Through with the identical operation of first example it (1), utilize identical materials to prepare dixie cup main body Fa shown in Figure 31.Then; Utilize corrugated board (F groove) as material; Form the corresponding cylindrical adiabatic overplate Fb1 of whole outer surface with the cup body part 11 of dixie cup main body Fa, and dixie cup main body Fa is placed on this cylindrical adiabatic overplate Fb1, and the part bonding is to fix; Like this, just formed micro-wave oven shown in Figure 31 with adiabatic dixie cup F1.
The micro-wave oven of above-mentioned the 4th example it (1) with adiabatic dixie cup F1 in; Because the adiabatic overplate Fb1 as material pastes on the cup body part 11 of dixie cup main body Fa with corrugated board; So just make it have heat-insulating property; And because the bottom surface portions 21U of dixie cup main body Fa has to the spill that extends below, when the dixie cup with contents heated in micro-wave oven and cooks, its paper bound fraction can not produce scaling loss.
The 4th example they (2)
Figure 32 shows the micro-wave oven of the 4th example they (2) with adiabatic dixie cup F2.The dixie cup F1 of dixie cup F2 of this example and the 4th example it (1) has essentially identical structure.Yet; Different with dixie cup F1 is; The longitudinal length of adiabatic overplate Fb2 of cup body part 11 peripheries that pastes dixie cup main body Fa is short than the longitudinal length of dixie cup main body Fa, and adiabatic overplate Fb2 pastes the top of outside face of the cup body part 11 of dixie cup main body Fa.
Shown in figure 32, the micro-wave oven of the 4th example they (2) with adiabatic dixie cup F2 in, the longitudinal length of adiabatic overplate Fb2 is shorter, reduces material cost and becomes possibility so that make.The 4th example they (3)
Figure 33 shows the micro-wave oven of the 4th example they (3) with adiabatic dixie cup F3.The dixie cup F1 of dixie cup F3 of this example and the 4th example it (1) has essentially identical structure.Yet its adiabatic overplate Fb3 uses plane cardboard (coated board 270g/m 2) as its material, and paste along the whole length of the outside face of the cup body part 11 of dixie cup main body Fa in the vertical.And; The lower end of adiabatic overplate Fb3 inwardly curls into overplate bottom crimping portion 33a; And contact with the lower end of the cup body part 11 of dixie cup main body a and fixed thereon; The inside face of the upper part of adiabatic overplate Fb3 is bonded to the position of downside of top crimping portion 12 of the cup body part 11 of dixie cup main body Fa, thereby between the inside face of the cup body part of covering layer 31 of the outside face of the cup body part 11 of dixie cup main body Fa and adiabatic overplate Fb3, forms gap 35.
Shown in figure 33; The micro-wave oven of the 4th example they (3) with adiabatic dixie cup F3 in; Between the cup body part of covering layer 31 of cup body part 11 and the adiabatic overplate Fb3 of dixie cup main body Fa, form gap 35, the gap of these 35 bottoms, gap is corresponding to the diameter of overplate bottom crimping portion 33a; Therefore, can make micro-wave oven have higher heat-insulating property in its underpart with adiabatic dixie cup F3.The 4th example they (4)
Figure 34 shows the micro-wave oven of the 4th example they (4) with adiabatic dixie cup F4.The dixie cup F1 of dixie cup F4 of this example and the 4th example it (1) has essentially identical structure.Yet its adiabatic overplate Fb4 uses plane cardboard (coated board 270g/m 2) as its material, and paste along the whole length of the outside face of the cup body part 11 of dixie cup main body Fa in the vertical.And; In adiabatic overplate Fb4; Be provided with inside overplate bottom crimping portion 33a and partly be provided with inside overplate upper bend part 32b in the top at its end portion; The inside face of the outside face of the cup body part 11 of dixie cup main body Fa and the overplate sweep 32b of the upper part of adiabatic overplate Fb4 is adhered to one another being in the same place at the downside position of the top crimping portion 12 of dixie cup main body Fa, thereby between the inside face of the cup body part of covering layer 31 of the outside face of the cup body part 11 of dixie cup main body Fa and adiabatic overplate Fb4, form gap 35.
Shown in figure 34; The micro-wave oven of the 4th example they (4) with adiabatic dixie cup F4 in; Between the cup body part of covering layer 31 of cup body part 11 and the adiabatic overplate Fb4 of dixie cup main body Fa, form gap 35; The bottom of said gap 35 has the corresponding gap of diameter with overplate bottom crimping portion 33a, and top has the cooresponding gap of thickness with overplate upper bend part 32b; Although the gap on top 35 is slightly less than the gap 35 of bottom, still can make micro-wave oven with having good heat-insulating property on the adiabatic dixie cup F4 whole length longitudinally.
The 4th example they (5)
Figure 35 shows the micro-wave oven of the 4th example they (5) with adiabatic dixie cup F5.The dixie cup F1 of dixie cup F5 of this example and the 4th example it (1) has essentially identical structure.Yet its adiabatic overplate Fb5 uses plane cardboard (coated board 270g/m 2) as its material, and paste along the whole length of the outside face of the cup body part 11 of dixie cup main body Fa in the vertical.Adiabatic overplate Fb5 is provided with inside overplate bottom crimping portion 33a at its end portion; Part is provided with inside overplate top crimping portion 32a in the top, and said adiabatic overplate Fb5 pastes at the downside position of the top crimping portion 12 of dixie cup main body Fa on the outside face of cup body part 11 of dixie cup main body Fa.
Shown in figure 35; The micro-wave oven of the 4th example they (5) with adiabatic dixie cup F5 in; Between the cup body part of covering layer 31 of cup body part 11 and the adiabatic overplate Fb5 of dixie cup main body Fa, form gap 35; The bottom of said gap 35 has the corresponding gap of diameter with overplate bottom crimping portion 33a, and top has the corresponding gap of diameter with overplate top crimping portion 32a; Because the gap 35 with broad space with forming on the whole longitudinally length of adiabatic dixie cup F5, might provide good heat-insulating property along micro-wave oven.
[the 5th example]
The 5th example it (1)
Through with the identical operation of first example it (1), utilize identical materials to prepare dixie cup main body Ga shown in Figure 39.Then; Utilize corrugated board (F groove) as material; Form the corresponding cylindrical adiabatic overplate Gb1 of whole outer surface with the cup body part 11 of dixie cup main body Ga, and dixie cup main body Ga is placed on this cylindrical adiabatic overplate Gb1, and the part bonding is to fix; Like this, just produce micro-wave oven shown in Figure 39 with adiabatic dixie cup G1.
And; Through utilizing corrugated board (E groove); Form the area circular thermal insulation member Gc much at one with the bottom surface section 21Ua of the bottom surface portions 21U of dixie cup main body Ga, and utilize adhesive agent this thermal insulation member Gc to be pasted on the outside face of bottom surface portions 21U of dixie cup main body Ga.
The micro-wave oven of the 5th example it (1) with adiabatic dixie cup G1 in; Owing to utilize corrugated board to paste on the cup body part 11 of dixie cup main body Ga as the adiabatic overplate Gb1 of its material; So just make it have thermal insulating properties; And because the bottom surface portions 21U of dixie cup main body Ga has to the spill that extends below, when the dixie cup with contents heated in micro-wave oven and cooks, its paper bound fraction can not produce scaling loss.And, because thermal insulation member Gc pastes on the outside face of bottom surface portions 21U of dixie cup main body Ga, might prevent the contents cooling, and also might use hand contact thermal insulation member can not feel the temperature of contents when gripping microwave oven-compatible paper cup G1.
The 5th example they (2)
Figure 40 shows the micro-wave oven of the 5th example they (2) with adiabatic dixie cup G2.The dixie cup G1 of dixie cup G2 of this example and the 5th example it (1) has essentially identical structure.Yet; Different with dixie cup G1 is; The longitudinal length of adiabatic overplate Gb2 of periphery of cup body part 11 that pastes dixie cup main body Ga is short than the longitudinal length of dixie cup main body Ga, and adiabatic overplate Gb2 pastes the top of outside face of the cup body part 11 of dixie cup main body Ga.
Shown in figure 40, the micro-wave oven of the 5th example they (2) with adiabatic dixie cup G2 in, the longitudinal length of adiabatic overplate Gb2 is shorter, thereby might reduce material cost.
The 5th example they (3)
Figure 41 shows the micro-wave oven of the 5th example they (3) with adiabatic dixie cup G3.The dixie cup G1 of dixie cup G3 of this example and the 5th example it (1) has essentially identical structure.Yet its adiabatic overplate Gb3 uses plane cardboard (coated board 270g/m 2) as material, and paste along the whole length of the outside face of the cup body part 11 of dixie cup main body Ga in the vertical.And; The lower end of adiabatic overplate Gb3 inwardly curls into overplate bottom crimping portion 33a; And this overplate bottom crimping portion 33a contacts with the lower end of the cup body part 11 of dixie cup main body Ga and is fixed thereon; The inside face of adiabatic overplate Gb3 upper part is bonded to the downside position of top crimping portion 12 of the cup body part 11 of dixie cup main body Ga, thereby between the inside face of the cup body part of covering layer 31 of the outside face of the cup body part 11 of dixie cup main body Ga and adiabatic overplate Gb3, forms gap 35.
And, identical with the mode of the 5th example it (1), utilize the thermal insulation member Gc of corrugated board (E groove) to be adhered to through adhesive agent on the outside face of bottom surface portions 21U of dixie cup main body Ga.
Shown in figure 41; The micro-wave oven of the 5th example they (3) with adiabatic dixie cup G3 in; Between the cup body part of covering layer 31 of cup body part 11 and the adiabatic overplate Gb3 of dixie cup main body Ga, form gap 35, the bottom of gap 35 has the gap corresponding to the diameter of overplate bottom crimping portion 33a; Therefore, can make micro-wave oven have good heat-insulating property in its underpart with adiabatic dixie cup G3.
And because the bottom surface portions 21U of dixie cup main body Ga has to the spill that extends below, when the dixie cup with contents heated in micro-wave oven and cooks, its paper bound fraction can not produce scaling loss.And, because thermal insulation member Gc pastes on the outside face of bottom surface portions 21U of dixie cup main body Ga, the contents cooling might be prevented, and hand contact thermal insulation member Gc might be used, can not feel the temperature of contents when gripping microwave oven-compatible paper cup G3.
The 5th example they (4)
Figure 42 shows the micro-wave oven of the 5th example they (4) with adiabatic dixie cup G4.The dixie cup G1 of dixie cup G4 of this example and the 5th example it (1) has essentially identical structure.Yet its adiabatic overplate Gb4 uses plane cardboard (coated board 270g/m 2) as material, and paste along the whole length of the outside face of the cup body part 11 of dixie cup main body Ga in the vertical.And; The lower end of adiabatic overplate Gb4 inwardly curls into overplate bottom crimping portion 33a; The upper part is provided with inside overplate upper bend part 32b; The outside face of the cup body part 11 of dixie cup main body Ga is adhered to one another at the downside position of the top crimping portion 12 of dixie cup main body Ga with the inside face of the overplate upper bend part 32b of the upper part of adiabatic overplate Gb4, thus between the inside face of the cup body part of covering layer 31 of the outside face of the cup body part 11 of dixie cup main body Ga and adiabatic overplate Gb4 formation gap 35.
And, identical with the mode of the 5th example it (1), utilize the thermal insulation member Gc of corrugated board (E groove) to be adhered to through adhesive agent on the outside face of bottom surface portions 21U of dixie cup main body Ga.
Shown in figure 42; The micro-wave oven of the 5th example they (4) with adiabatic dixie cup G4 in; Between the cup body part of covering layer 31 of cup body part 11 and the adiabatic overplate Gb4 of dixie cup main body Ga, form gap 35; The bottom of gap 35 has the gap corresponding to the diameter of overplate bottom crimping portion 33a, and top has the gap corresponding to the thickness of overplate upper bend part 32b; Although the gap on top 35 is slightly less than the gap 35 of bottom, also can make micro-wave oven with adiabatic dixie cup G4 along having good thermal insulating properties on its whole longitudinally length.
And because the bottom surface portions 21U of dixie cup main body Ga has to the spill that extends below, when the dixie cup with contents heated in micro-wave oven and cooks, its paper bound fraction can not produce scaling loss.And, because thermal insulation member Gc pastes on the outside face of bottom surface portions 21U of dixie cup main body Ga, might prevent the contents cooling, and might use hand contact thermal insulation member Gc can not feel the temperature of contents to grip microwave oven-compatible paper cup G4.
The 5th example they (5)
Figure 43 shows the micro-wave oven of the 5th example they (5) with adiabatic dixie cup G5.The dixie cup G1 of dixie cup G5 of this example and the 5th embodiment it (1) has essentially identical structure.Yet its adiabatic overplate Gb5 uses plane cardboard (coated board 270g/m 2) as material, and paste along the whole length of the outside face of the cup body part 11 of dixie cup main body Ga in the vertical.Adiabatic overplate Gb5 is provided with the overplate bottom crimping portion 33a that inwardly curls in its lower end; The upper part is provided with inside overplate top crimping portion 32a, and adiabatic overplate Gb5 is bonded to the outside face of the cup body part 11 of dixie cup main body Ga at the downside position of the top crimping portion 12 of dixie cup main body Ga.
And, identical with the mode of the 5th example it (1), utilize the thermal insulation member Gc of corrugated board (E groove) to paste through adhesive agent on the outside face of bottom surface portions 21U of dixie cup main body Ga.
Shown in figure 43; The micro-wave oven of the 5th example they (5) with adiabatic dixie cup G5 in; Between the cup body part of covering layer 31 of cup body part 11 and the adiabatic overplate Gb5 of dixie cup main body Ga, form gap 35; The bottom of gap 35 has the gap corresponding to the diameter of overplate bottom crimping portion 33a, and top has the gap corresponding to the diameter of overplate top crimping portion 32a.Because along being formed with gap 35 on the vertical whole length of microwave oven-compatible paper cup G5, so good heat-insulating property might be provided with broad space.
And because the bottom surface portions 21U of dixie cup main body Ga has to the spill that extends below, when the dixie cup with contents heated in micro-wave oven and cooks, its paper bound fraction can not produce scaling loss.And, because thermal insulation member Gc pastes on the outside face of bottom surface portions 21U of dixie cup main body Ga, might prevent the contents cooling, and can use hand contact thermal insulation member Gc can not feel the temperature of contents when gripping microwave oven-compatible paper cup G5.
[the 6th example]
Through with the identical operation of first example it (1), utilize identical materials to prepare dixie cup shown in Figure 6.Then in next procedure; The bottom surface portions 21 of the dixie cup a of manufacturing is transformed into to the spill that extends below; So that form bottom surface portions 21U with U-font; Wherein the radius of curvature of the curvature portion R between bottom surface section 21Ua and lateral parts 21Ub is set to 6mm, and is set to 1mm apart from x between lower surface X that is formed by the lower end of cup body part 11 and the bottom surface section 21Ua; Therefore, formed microwave oven-compatible paper A ' shown in Figure 50.And shown in figure 46, paper bound fraction Z curves inwardly, so that produce microwave oven-compatible paper cup H of the present invention, wherein, paper bound fraction Z is arranged near the lateral parts 21Ub of bottom surface portions 21U, and the ultimate range between the two is set to 2mm.
[comparative example]
Through utilizing and the first example identical materials; Form the dixie cup of comparative example according to conventional shape; With respect to the external diameter of cup body part 11, height or the like, the shape of the cup body member 1 of said dixie cup is identical with first example, and its bottom member 2 has flat bottom part 21.
Here; 200ml water is put into each dixie cup of first to the 3rd embodiment and the 6th embodiment; And put into the dixie cup as comparative example identical with the external diameter of these examples; (, heat among the Ltd., family expenses high frequency output micro-wave oven MC-E2:500W) and cook at micro-wave oven by NEC Co..As a result, in these examples, there is not the scaling loss part on these dixie cups.By contrast, in comparative example, after beginning heating and continuous two minutes, paper bound fraction overstrike continued after five minutes, and the paper bound fraction has the scaling loss part.
And, when the dixie cup of the contents that fill heating with held, to compare with comparative example, the microwave oven-compatible paper cup of second example of the present invention is easy to grip and does not think heat.And; Dixie cup according to the 3rd example; When the interior dixie cup of contents that heat arranged was placed on the surface of desk or analogue, although the surface of thermal insulation member contacts with above-mentioned surface, contents can not cool off very soon; And can grip microwave oven-compatible paper cup through take the surface of thermal insulation member with hand, and can not feel heat.
As stated; According to first microwave oven-compatible paper cup of the present invention; Because the bottom surface portions of dixie cup is deformed into to the spill that extends below, promptly the U-font might provide a kind of microwave oven-compatible paper cup; Even this dixie cup fills contents such as beverage and instant food and in micro-wave oven when heating and culinary art, its paper bound fraction also is difficult for scaling loss.
First manufacturing approach according to microwave oven-compatible paper cup of the present invention; Because the bottom surface portions of dixie cup transform as to the spill that extends below; It is the U-font; A kind of microwave oven-compatible paper cup might be provided, even this dixie cup fills contents such as beverage and instant food and in micro-wave oven when heating and culinary art, its paper bound fraction also is difficult for scaling loss.And; The width that turns over part on the cup body part be set to be not more than bottom member sweep width 3/4; Or with the top of the sweep of bottom member process with cup body partial sum cup body member on turn over part and be in unadhered state, thereby bottom member is easy to be transformed into the U-font.
Second manufacturing approach according to microwave oven-compatible paper cup of the present invention; The shape of the bottom surface portions of dixie cup is transform as to the spill that extends below; Thereby a kind of microwave oven-compatible paper cup might be provided; Even this dixie cup fills contents such as beverage and instant food and in micro-wave oven when heating and culinary art, its paper bound fraction also is difficult for scaling loss.
According to the 3rd manufacturing approach of microwave oven-compatible paper cup of the present invention, at first form and transform upwardly extending converx preparatory upset bottom surface portions as, this bottom surface portions that overturns in advance that then overturns has the bottom surface portions to the spill that extends below with formation.This method makes easily to make to have the dixie cup that transform as to the bottom surface portions of the spill that extends below.Manufacturing has a dixie cup that transform as to the bottom surface portions of the spill that extends below in this way, even fill contents such as beverage and instant food and in micro-wave oven when heating and culinary art, its paper bound fraction also is difficult for scaling loss.
According to the 3rd microwave oven-compatible paper cup of the present invention; Might provide a kind of micro-wave oven to use adiabatic dixie cup, said dixie cup is to have abundant insulation effect, skidproof effect, the unique heat insulated cap of design style, and owing to using foaming layer to have lower manufacturing cost; And; Because the bottom surface portions of said dixie cup is configured as to the spill that extends below, the dixie cup of contents such as beverage and instant food is placed in the micro-wave oven heating and when cooking, its paper bound fraction also is difficult for scaling loss even fill.
According to the 4th microwave oven-compatible paper cup of the present invention; Thereby the shape of the bottom surface portions of dixie cup is transformed into to the spill that extends below and forms similar U-font; Thermal insulation member pastes on the outside face of bottom surface portions; Thereby a kind of microwave oven-compatible paper cup might be provided, even this dixie cup fills contents such as beverage and instant food and is placed in the micro-wave oven heating and during culinary art, its paper bound fraction also is difficult for scaling loss; And the bottom surface portions of said dixie cup has heat-insulating property, even so that when dixie cup is placed on the plane, can prevent the contents quick cooling after heat process.
According to the 5th microwave oven-compatible paper cup of the present invention; It is prepared as adiabatic dixie cup; Said dixie cup has the adiabatic overplate that pastes on glass body part, is configured as to the spill that extends below as the bottom surface portions of the dixie cup of main body, uses adiabatic dixie cup thereby might obtain a kind of micro-wave oven; Even said dixie cup fills contents such as beverage and instant food and is placed in the micro-wave oven heating and during culinary art, its paper bound fraction also is difficult for scaling loss.
According to the 6th microwave oven-compatible paper cup of the present invention; It is prepared as adiabatic dixie cup; Said dixie cup has the adiabatic overplate that pastes on glass body part, is configured as to the spill that extends below as the bottom surface portions of the dixie cup of main body, uses adiabatic dixie cup thereby might obtain a kind of micro-wave oven; Even said dixie cup fills contents such as beverage and instant food and is placed in the micro-wave oven heating and during culinary art, its paper bound fraction also is difficult for scaling loss.
According to the 7th microwave oven-compatible paper cup of the present invention; The bottom surface portions of dixie cup is transformed into to the spill that extends below; The paper bound fraction of dixie cup curves inwardly so that near the lateral parts of bottom surface portions; Thereby might obtain a kind of micro-wave oven and use adiabatic dixie cup, even said dixie cup fills contents such as beverage and instant food and is placed in the micro-wave oven heating and during culinary art, its paper bound fraction also is difficult for scaling loss.

Claims (15)

1. microwave oven-compatible paper cup comprises:
Cup body member, said cup body member comprises columniform cup body part, the top crimping portion that the upper end through crooked cup body part forms, and by cup body part lower end inwardly upset and form on turn over part; With
Bottom member, said bottom member comprise bottom surface portions and and sweep that forms crooked by the neighboring of bottom surface portions, described sweep be clipped in said cup body partial sum turn over partly on said between so that engage one another,
Wherein, said bottom surface portions is configured as to the spill that extends below and comprises bottom surface section, and
Wherein said bottom surface section is outstanding downwards from the lower surface of cup body part.
2. microwave oven-compatible paper cup according to claim 1 is characterized in that: said bottom surface section roughly is the plane.
3. microwave oven-compatible paper cup according to claim 1 is characterized in that: said bottom surface portions is made up of bottom surface section and wall portions, between bottom surface section and wall portions, forms curvature portion.
4. microwave oven-compatible paper cup according to claim 1 is characterized in that: the width that turns over part on said is set to be not less than 2mm, and is not more than 3/4 of said sweep width.
5. microwave oven-compatible paper cup according to claim 1; It is characterized in that: turn over the engage one another width of bound fraction together of part on said sweep, said cup body partial sum are said and be set to begin to be not less than 2mm, and be not more than 3/4 of said sweep width from the tip of sweep.
6. microwave oven-compatible paper cup according to claim 1 is characterized in that: said dixie cup is made up of one deck thermoplastic resin foaming layer at least and the woof layer and the thermoplastic resin layer that mainly are made of paper, said each layer like this order from the outer surface side setting.
7. microwave oven-compatible paper cup according to claim 1 is characterized in that: at the periphery additional thermal insulation overplate of said cup body part.
8. micro-wave oven according to claim 7 is used adiabatic dixie cup, it is characterized in that: on the outside face of said bottom surface portions, adhere to thermal insulation member.
9. microwave oven-compatible paper cup comprises:
Cup body member, said cup body member comprises columniform cup body part, the top crimping portion that the upper end through crooked cup body part forms, and by cup body part lower end inwardly upset and form on turn over part; With
Bottom member, said bottom member comprise bottom surface portions and and sweep that forms crooked by the neighboring of bottom surface portions, described sweep be clipped in said cup body partial sum turn over partly on said between so that engage one another,
Wherein, said bottom surface portions is configured as to the spill that extends below and comprises bottom surface section, and
Wherein said bottom surface section is from the upwards withdrawal of lower surface of cup body part.
10. microwave oven-compatible paper cup according to claim 9 is characterized in that: said bottom surface section roughly is the plane.
11. microwave oven-compatible paper cup according to claim 9 is characterized in that: said bottom surface portions is made up of bottom surface section and wall portions, between said bottom surface section and said wall portions, forms curvature portion.
12. microwave oven-compatible paper cup according to claim 9 is characterized in that: the width that turns over part on said is set to be not less than 2mm, and is not more than 3/4 of said sweep width.
13. microwave oven-compatible paper cup according to claim 9; It is characterized in that: turn over the engage one another width of bound fraction together of part on said sweep, said cup body partial sum are said and be set to begin to be not less than 2mm, and be not more than 3/4 of said sweep width from the tip of sweep.
14. microwave oven-compatible paper cup according to claim 9 is characterized in that: at the periphery additional thermal insulation overplate of said cup body part.
15. micro-wave oven according to claim 14 is used adiabatic dixie cup, it is characterized in that: on the outside face of said bottom surface portions, adhere to thermal insulation member.
CN2007100961954A 2000-12-14 2001-12-14 Microwave oven-compatible paper cup Expired - Fee Related CN101117163B (en)

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JP2000380012 2000-12-14
JP2000-380110 2000-12-14
JP2000380012 2000-12-14
JP2000380276 2000-12-14
JP2000-380012 2000-12-14
JP2000380110 2000-12-14
JP2000380110 2000-12-14
JP2000-380276 2000-12-14
JP2000380276A JP4659975B2 (en) 2000-12-14 2000-12-14 Manufacturing method of paper cup for microwave oven
JP2000387762A JP4770018B2 (en) 2000-12-20 2000-12-20 Insulated microwave cup
JP2000387762 2000-12-20
JP2000-387762 2000-12-20
JP2000-400074 2000-12-28
JP2000400074A JP4770022B2 (en) 2000-12-28 2000-12-28 Microwave-compatible paper cup
JP2000400074 2000-12-28
JP2001012010A JP4770026B2 (en) 2001-01-19 2001-01-19 Insulated microwave cup
JP200112010 2001-01-19
JP2001-11916 2001-01-19
JP200111916 2001-01-19
JP2001-12010 2001-01-19
JP2001011916A JP4770025B2 (en) 2001-01-19 2001-01-19 Insulated microwave cup
JP2001102858 2001-04-02
JP2001102823A JP4770047B2 (en) 2000-12-14 2001-04-02 Microwave-compatible paper cup
JP2001102858A JP4659999B2 (en) 2001-04-02 2001-04-02 Manufacturing method of microwave oven paper cup
JP2001-102858 2001-04-02
JP2001102823 2001-04-02
JP2001-102823 2001-04-02
JP2001-122188 2001-04-20
JP2001122188 2001-04-20
JP2001122188A JP4580581B2 (en) 2001-04-20 2001-04-20 Microwave-compatible paper cup
JP2001187242 2001-06-20
JP2001-187242 2001-06-20

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Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9067705B2 (en) 2011-06-17 2015-06-30 Berry Plastics Corporation Process for forming an insulated container having artwork
BR112013032315A2 (en) 2011-06-17 2016-12-20 Berry Plastics Corp insulated container
CA2842325A1 (en) 2011-06-17 2013-07-04 Chris K. LESER Insulated sleeve for a cup
CA2845225C (en) 2011-08-31 2022-11-15 Berry Plastics Corporation Polymeric material for an insulated container
JP2013237480A (en) * 2012-05-17 2013-11-28 Toppan Printing Co Ltd Cup-shaped paper container
KR20150040344A (en) * 2012-08-07 2015-04-14 베리 플라스틱스 코포레이션 Cup-forming process and machine
CA2889280C (en) 2012-10-26 2021-10-19 Berry Plastics Corporation Polymeric material for an insulated container
AR093943A1 (en) 2012-12-14 2015-07-01 Berry Plastics Corp EDGE OF A THERMAL PACK
AR093944A1 (en) 2012-12-14 2015-07-01 Berry Plastics Corp PUNCHED FOR PACKAGING
US9840049B2 (en) 2012-12-14 2017-12-12 Berry Plastics Corporation Cellular polymeric material
US9957365B2 (en) 2013-03-13 2018-05-01 Berry Plastics Corporation Cellular polymeric material
US20140262916A1 (en) 2013-03-14 2014-09-18 Berry Plastics Corporation Container
TW201522445A (en) 2013-08-16 2015-06-16 Berry Plastics Corp Polymeric material for insulated containers
US9758655B2 (en) 2014-09-18 2017-09-12 Berry Plastics Corporation Cellular polymeric material
US10513589B2 (en) 2015-01-23 2019-12-24 Berry Plastics Corporation Polymeric material for an insulated container
US9937652B2 (en) 2015-03-04 2018-04-10 Berry Plastics Corporation Polymeric material for container
DE102017201595A1 (en) 2017-02-01 2018-08-02 Michael Hörauf Maschinenfabrik Gmbh Und Co. Kg Apparatus and method for producing containers of paper or paper-like material and containers
CN108438412A (en) * 2017-02-16 2018-08-24 苍南县棋源包装科技有限公司 A kind of outer crimping cylindrical vessel made of paper
CA3013585A1 (en) 2017-08-08 2019-02-08 Berry Global, Inc. Insulated container
KR20210077602A (en) * 2019-12-17 2021-06-25 쇼와 덴코 패키징 가부시키가이샤 Cup shaped container

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1249261A (en) * 1998-09-30 2000-04-05 大日本印刷株式会社 Heat insulation container

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3953584B2 (en) * 1997-06-20 2007-08-08 大日本印刷株式会社 Microwave paper cup
TW393427B (en) * 1998-05-20 2000-06-11 Dainippon Printing Co Ltd Heat-insulating container
JP2002177139A (en) * 2000-12-11 2002-06-25 Nissin Food Prod Co Ltd Paper cup container for microwave oven cooking

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1249261A (en) * 1998-09-30 2000-04-05 大日本印刷株式会社 Heat insulation container

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