JPH09512518A - ポリマー特にポリオレフィンファブリックで作られた袋、およびその製造プロセス - Google Patents
ポリマー特にポリオレフィンファブリックで作られた袋、およびその製造プロセスInfo
- Publication number
- JPH09512518A JPH09512518A JP7528542A JP52854295A JPH09512518A JP H09512518 A JPH09512518 A JP H09512518A JP 7528542 A JP7528542 A JP 7528542A JP 52854295 A JP52854295 A JP 52854295A JP H09512518 A JPH09512518 A JP H09512518A
- Authority
- JP
- Japan
- Prior art keywords
- fabric
- bag
- cover sheet
- flaps
- flap
- 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.)
- Granted
Links
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
- B29C66/729—Textile or other fibrous material made from plastics
- B29C66/7292—Textile or other fibrous material made from plastics coated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
- B29C65/4805—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the type of adhesives
- B29C65/481—Non-reactive adhesives, e.g. physically hardening adhesives
- B29C65/4815—Hot melt adhesives, e.g. thermoplastic adhesives
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
- B29C66/112—Single lapped joints
- B29C66/1122—Single lap to lap joints, i.e. overlap joints
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
- B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
- B29C66/43—Joining a relatively small portion of the surface of said articles
- B29C66/431—Joining the articles to themselves
- B29C66/4312—Joining the articles to themselves for making flat seams in tubular or hollow articles, e.g. transversal seams
- B29C66/43121—Closing the ends of tubular or hollow single articles, e.g. closing the ends of bags
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
- B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
- B29C66/43—Joining a relatively small portion of the surface of said articles
- B29C66/432—Joining a relatively small portion of the surface of said articles for making tubular articles or closed loops, e.g. by joining several sheets ; for making hollow articles or hollow preforms
- B29C66/4322—Joining a relatively small portion of the surface of said articles for making tubular articles or closed loops, e.g. by joining several sheets ; for making hollow articles or hollow preforms by joining a single sheet to itself
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
- B29C66/723—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
- B29C66/737—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined
- B29C66/7371—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined oriented or heat-shrinkable
- B29C66/73711—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined oriented or heat-shrinkable oriented
- B29C66/73712—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined oriented or heat-shrinkable oriented mono-axially
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/74—Auxiliary operations
- B31B70/81—Forming or attaching accessories, e.g. opening devices, closures or tear strings
- B31B70/84—Forming or attaching means for filling or dispensing contents, e.g. valves or spouts
- B31B70/85—Applying patches or flexible valve inserts, e.g. applying film-like valves
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D31/00—Bags or like containers made of paper and having structural provision for thickness of contents
- B65D31/14—Valve bags, i.e. with valves for filling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D31/00—Bags or like containers made of paper and having structural provision for thickness of contents
- B65D31/14—Valve bags, i.e. with valves for filling
- B65D31/142—Valve bags, i.e. with valves for filling the filling port being formed by folding a flap connected to a side, e.g. block bottoms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D75/00—Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes or webs of flexible sheet material, e.g. in folded wrappers
- B65D75/04—Articles or materials wholly enclosed in single sheets or wrapper blanks
- B65D75/06—Articles or materials wholly enclosed in single sheets or wrapper blanks in sheets or blanks initially folded to form tubes
- B65D75/12—Articles or materials wholly enclosed in single sheets or wrapper blanks in sheets or blanks initially folded to form tubes with the ends of the tube closed by flattening and heat-sealing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/06—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using friction, e.g. spin welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/10—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using hot gases (e.g. combustion gases) or flames coming in contact with at least one of the parts to be joined
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/40—Applying molten plastics, e.g. hot melt
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
- B29C66/735—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the extensive physical properties of the parts to be joined
- B29C66/7352—Thickness, e.g. very thin
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/08—Copolymers of ethylene
- B29K2023/083—EVA, i.e. ethylene vinyl acetate copolymer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/10—Polymers of propylene
- B29K2023/12—PP, i.e. polypropylene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2223/00—Use of polyalkenes or derivatives thereof as reinforcement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2223/00—Use of polyalkenes or derivatives thereof as reinforcement
- B29K2223/10—Polymers of propylene
- B29K2223/12—PP, i.e. polypropylene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2313/00—Use of textile products or fabrics as reinforcement
- B29K2313/02—Use of textile products or fabrics as reinforcement coated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0037—Other properties
- B29K2995/005—Oriented
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0037—Other properties
- B29K2995/005—Oriented
- B29K2995/0051—Oriented mono-axially
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/712—Containers; Packaging elements or accessories, Packages
- B29L2031/7128—Bags, sacks, sachets
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S383/00—Flexible bags
- Y10S383/908—Material having specified grain direction or molecular orientation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Bag Frames (AREA)
- Laminated Bodies (AREA)
- Making Paper Articles (AREA)
- Packages (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Artificial Filaments (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
- Wrappers (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.ポリマー、特にポリオレフィン、好ましくはポリプロピレンの、一軸延伸さ れ、好ましくは単一層であるテープからなるファブリックで作られた袋であり、 当該ファブリックはその片面または両面が熱可塑性プラスチック材料、特にポリ オレフィンで被覆されていてもよく、当該ファブリックは継ぎ目のない管状ファ ブリックか、または結合して管を形成する平面ファブリックであり、特に矩形の 底表面に、当該ファブリック端を折りたたむことによって、特に箱または正平行 六面体の形状を有する袋の少なくとも一端が形成され、この袋は、熱可塑性プラ スチック、特にポリオレフィン、好ましくはポリプロピレン材料で特にできた中 間層(3b,4b;13)を介して、熱によって、袋の少なくとも一端、特に底 表面が、ポリマー、特にポリオレフィン、好ましくはポリプロピレンの一軸延伸 テープからなるファブリックでできたカバーシート(3;6)に、接合されてい ることを特徴とし、また、底表面とカバーシートの外側表面のみ、特に、ファブ リックテープの材料厚さの30%未満は、熱のせいで非配向性となったポリマー 、特にポリオレフィン、好ましくはポリプロピレン、分子を含み、その材料の残 りの部分では分子が配向されていることを特徴とする。 2.袋の端、特に底表面を形成するために折りたたまれるファブリック部分(4 ,4’,5,5’)は、互いに重ならないかあるいは実質的に重ならず、別にカ バーシート(3)が底を密閉するために供給されている、請求の範囲1記載の袋 。 3.袋ファブリックを折りたたむ際に、部分(6,6’,7,7’)を重ねるこ とで、袋の端、特に底表面、およびカバーシートが形成されている、請求の範囲 1記載の袋。 4.被覆されていないテープファブリックの場合において、袋の一端、特に底表 面と、カバーシートの間に、溶融プラスチック材料、特にポリオレフィン、好ま しくはポリプロピレンでできた層(13)が、中間層として介在されている、請 求の範囲1〜3のいずれかに記載の袋。 5.テープファブリックの片面または両面が被覆されている場合において、袋の 端、特に底表面と、カバーシートの間の中間層としてこの被覆剤(3b,4b) が用いられている、請求の範囲1〜3のいずれかに記載の袋。 6.エチレンとビニルアセテートのコポリマーが、テープファブリックおよび/ または熱可塑性プラスチック材料でできた中間層(13)の被覆剤(3b,4b )と混合されている、上記請求の範囲のいずれかに記載の袋。 7.ファブリックフラップ(4,4’,5,5’)によって形成されたひとつの 端表面の少なくとも片面上にある、長手方向側のファブリックフラップ(4,5 )と狭い側のファブリックフラップ(4’,5’)の間の、折り端(21,22 )の共通部分の近くの部分、特にその共通部分内に、そのファブリックまたは中 間層の材料よりも低い融点を有する冷接合剤、ホットメルト型接着剤または熱可 塑性プラスチック材料、特にポリオレフィンでできた、少なくともひとつの接着 点または接着面(20,20’)が提供されている、上記請求の範囲のいずれか に記載の袋。 8.ファブリックフラップ(4,4’,5,5’)によって形成された端表面の 少なくとも片側において、折りたたまれた状態では狭い側のファブリックフラッ プ(4’,5’)と重なる部分に、長手方向のファブリックフラップ(4,5) の少なくともひとつが、少なくともひとつの開口部(19,19’)を有する、 上記請求の範囲のいずれかに記載の袋。 9.袋のひとつの端表面を形成している長手方向のファブリックフラップ(4, 5)と狭い側のファブリックフラップ(4’,5’)が、互いに重なる部分にお いて、少なくとも部分的に一緒に溶接されている、上記請求の範囲のいずれかに 記載の袋。 10.折りたたむことによってポケットが形成される端表面の部分において、フ ァブリックの全ての重ねられた層が、溶接点または溶接面によって互いに接合さ れている、上記請求の範囲のいずれかに記載の袋。 11.袋の端、特に底表面と、カバーシートの間に、少なくともひとつのバルブ (2)が供給され、そのバルブを通して袋を満たすことができ、またその袋が満 たされた時、充填物質の圧力によって自動的にバルブが閉じられうる、上記請求 の範囲1〜10に記載の袋。 12.狭い側のファブリックフラップ(5’)の内側端(5”)と、狭い側のフ ラップ(5’)と長手方向側のフラップ(4,5)の間に配置されたバルブ(2 )の内側端(2’)との間の部分において、袋の端表面の形成にかかわる少なく ともひとつの長手方向のファブリックフラップ(4,5)に、少なくともひとつ の開口部(18,18’)が供給されている、請求の範囲11に記載の袋。 13.テープファブリックに孔が開けられている、請求の範囲1〜12のいずれ かに記載の袋。 14.特に箱または正平行六面体の形状を有し、特に請求の範囲1〜11のいず れかに記載の袋の、端表面、特に底表面の上に、カバーシートを溶接するための 、また、その後、当該端表面、特に底表面と、カバーシートを一緒に圧縮するた めの、さらに、当該端表面または底表面、中間層およびカバーシートを周囲の温 度にまで冷却するためのプロセスであり、上記溶接において、カバーシートと袋 材料は、特に20〜80μm、好ましくは30〜50μmの厚さを有する、ポリ マー、特にポリオレフィン、好ましくはポリプロピレンの一軸延伸テープででき た、箔またはファブリックからなり、このファブリックは、特に5〜60μmの 厚さを有する、熱可塑性プラスチック材料、特にポリオレフィン材料からなる溶 融物で、その片面または両面が被覆されていてもよく、該溶接は、溶融ポリマー 、特にポリオレフィン、好ましくはポリプロピレンでできた、特に5〜60μm の厚さを有する中間層か、特に150〜380℃、好ましくは230〜260℃ の温度で、端表面、特に底表面と、カバーシートの間に導入されることを特徴と する。 15.袋の少なくともひとつの端表面、特に底表面の上に、カバーシートを溶接 する目的で、少なくともひとつの表面上が被覆されているファブリックを、袋お よび/またはカバーシート用に使用する時に、溶融熱可塑性プラスチック材料、 特にポリオレフィン、好ましくはポリプロピレンを導入する代わりに、外側表面 のみが可塑化され、特に浸透深さが2〜40μm、特に3〜10μmになるまで 、特に熱風によってファブリック被覆剤を加熱する、請求の範囲14記載のプロ セス。 16.袋の端表面、特に底表面の上にカバーシートを溶接する目的で、端表面ま たは底表面とカバーシートの冷却および圧縮ステップが、少なくともひとつの冷 却された圧縮要素、特に一対のローラー(17,17)によって同時に行われる 、請求の範囲14または15記載のプロセス。 17.袋の端表面、特に底表面の上にカバーシートを溶接する目的で、溶融プラ スチック材料、特にポリオレフィン、好ましくはポリプロピレンが、ブロードス リットまたは繊維押し出しダイ(16)を通して導入される、請求の範囲14記 載のプロセス。 18.袋の端表面、特に底表面の上にカバーシートを溶接する目的で、少なくと もひとつの、加熱されたローラー、または線または点様の表面外形を有する平面 板によって、端表面または底表面とカバーシートが、互いに加熱および圧縮され る、請求の範囲14または15記載のプロセス。 19.袋の端表面、特に底表面の上にカバーシートを溶接することが、摩擦溶接 によって行われる、請求の範囲14または15記載のプロセス。 20.エチレンとビニルアセテートのコポリマーが、テーブファブリックおよび /または熱可塑性プラスチック材料でできた中間層(13)の被覆剤(3b,4 b)と混合される、請求の範囲14〜19のいずれかに記載のプロセス。 21.端表面とカバーシートの間に溶融ポリマーを導入するステップの前に、少 なくともひとつの長手方向のファブリックフラップ(4,5)の、折りたたまれ た状態では狭い側のファブリックフラップ(4’,5’)と重なる部分に、少な くともひとつの開口部(19,19’)を供給する、請求の範囲14〜20のい ずれかに記載のプロセス。 22.袋の端表面にフラップ(4,4’,5,5’)を折りたたむ前に特に、長 手方向側のファブリックフラップ(4,5)と狭い側のファブリックフラップ( 4’,5’)の間の、折り端(21,22)の共通部分に近い部分、特にその共 通部分内の少なくとも片側に、ファブリックまたは中間層の材料よりも低い融点 を有する、冷接合剤、ホットメルト型接着剤または熱可塑性プラスチック材料、 特にポリオレフィンの、少なくともひとつの接着点または接着面(20,20’ )を供給し、さらなるステップで熱および/または圧力を付すことによって、フ ラップを折りたたんだ後に、接着材料(20,20’)が、狭い側のフラップ( 4’,5’)だけでなく長手方向側のフラップ(4,5)にも接合させる、請求 の範囲14〜21のいずれかに記載のプロセス。 23.袋のひとつの端表面の、長手方向側のファブリックフラップ(4,5)と 狭い側のファブリックフラップ(4’,5’)の重複面の間に、熱風を吹き込み 、フラップを互いに圧縮し、それによってこれらフラップを一緒に接合させる、 請求の範囲14〜22のいずれかに記載のプロセス。 24.長手方向側(4,5)と狭い側(4’,5’)に配置されたファブリック フラップと、折りたたむことによってポケットを形成するフラップが、袋の端表 面の外側から、熱されたピンまたは熱された平面板をこれらに対して押しつける ことによって互いに溶接させる、請求の範囲14〜23のいずれかに記載のプロ セス。 25.端表面とカバーシートの間に溶融ポリマーを導入するステップの前に、袋 の端表面の形成に用いる少なくともひとつの長手方向のファブリックフラップ( 4,5)の、狭い側のファブリックフラップ(5’)の内側端(5”)と、狭い 側のフラップ(5’)と長手方向側のフラップ(4,5)の間に配置されたバル ブ(2)の内側端(2’)によって規定される場所に、少なくともひとつの開口 部(18,18’)を供給する、請求の範囲14〜24のいずれかに記載のプロ セス。
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Application Number | Priority Date | Filing Date | Title |
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AT929/94 | 1994-05-04 | ||
AT0092994A AT400831B (de) | 1994-05-04 | 1994-05-04 | Sack aus polymer-, insbesondere polyolefingewebe und verfahren zu seiner herstellung |
PCT/AT1995/000080 WO1995030598A1 (de) | 1994-05-04 | 1995-04-26 | Sack aus polymer-, insbesondere polyolefingewebe und verfahren zu seiner herstellung |
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JPH09512518A true JPH09512518A (ja) | 1997-12-16 |
JP3290439B2 JP3290439B2 (ja) | 2002-06-10 |
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JP52854295A Expired - Fee Related JP3290439B2 (ja) | 1994-05-04 | 1995-04-26 | ポリマー特にポリオレフィンファブリックで作られた袋、およびその製造プロセス |
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BR102017025098A2 (pt) * | 2017-11-23 | 2019-06-11 | Embrasatec Indústria E Comércio De Embalagens Ltda. | Embalagem do tipo saco ou sacaria, e método para obtenção de embalagem do tipo saco ou sacaria |
HUE051912T2 (hu) * | 2017-12-14 | 2021-04-28 | Starlinger & Co Gmbh | Zsák ömlesztett anyagok számára |
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1995
- 1995-04-18 SA SA95150607A patent/SA95150607B1/ar unknown
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- 1995-04-24 MA MA23862A patent/MA25862A1/fr unknown
- 1995-04-25 PE PE1995267113A patent/PE20396A1/es not_active IP Right Cessation
- 1995-04-26 ES ES95916494T patent/ES2109821T3/es not_active Expired - Lifetime
- 1995-04-26 CA CA002186898A patent/CA2186898C/en not_active Expired - Fee Related
- 1995-04-26 UA UA96114328A patent/UA40646C2/uk unknown
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- 1995-04-26 HU HU9602646A patent/HU220364B/hu not_active IP Right Cessation
- 1995-04-26 SK SK1408-96A patent/SK282282B6/sk not_active IP Right Cessation
- 1995-04-26 CZ CZ19962938A patent/CZ9602938A3/cs not_active IP Right Cessation
- 1995-04-26 CN CN95192909A patent/CN1071258C/zh not_active Ceased
- 1995-04-26 RU RU96123121A patent/RU2109666C1/ru active
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- 1995-04-26 AU AU22978/95A patent/AU679366B2/en not_active Ceased
- 1995-04-26 RO RO96-02036A patent/RO117966B1/ro unknown
- 1995-04-26 KR KR1019960706304A patent/KR100321884B1/ko not_active Expired - Fee Related
- 1995-04-26 EP EP95916494A patent/EP0758992B1/de not_active Expired - Lifetime
- 1995-04-26 BR BR9507701A patent/BR9507701A/pt not_active IP Right Cessation
- 1995-04-26 DK DK95916494T patent/DK0758992T3/da not_active Application Discontinuation
- 1995-04-26 WO PCT/AT1995/000080 patent/WO1995030598A1/de active IP Right Grant
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2010538862A (ja) * | 2007-09-10 | 2010-12-16 | スターリンガー ウント コムパニー ゲゼルシャフト ミット ベシュレンクテル ハフツング | 一軸延伸されたプラスチックテープからなるコーテッドファブリック、およびそのファブリックから製造される袋 |
US9067364B2 (en) | 2007-09-10 | 2015-06-30 | Starlinger & Co Gesellschaft M.B.H. | Coated fabric from monoaxially drawn plastic tapes and bag produced therefrom |
JP2011516304A (ja) * | 2008-04-03 | 2011-05-26 | ヴィントメーラー ウント ヘルシャー コマンディトゲゼルシャフト | 袋を形成する装置および方法 |
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