CN109280503A - A kind of Packaging Aluminum Foil composite material and preparation method - Google Patents
A kind of Packaging Aluminum Foil composite material and preparation method Download PDFInfo
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- CN109280503A CN109280503A CN201810955237.3A CN201810955237A CN109280503A CN 109280503 A CN109280503 A CN 109280503A CN 201810955237 A CN201810955237 A CN 201810955237A CN 109280503 A CN109280503 A CN 109280503A
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- layer
- composite material
- prime coat
- ethylene glycol
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/28—Metal sheet
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
- C09J175/04—Polyurethanes
- C09J175/08—Polyurethanes from polyethers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/50—Adhesives in the form of films or foils characterised by a primer layer between the carrier and the adhesive
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/10—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
- C09J2301/12—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers
- C09J2301/122—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers the adhesive layer being present only on one side of the carrier, e.g. single-sided adhesive tape
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2400/00—Presence of inorganic and organic materials
- C09J2400/10—Presence of inorganic materials
- C09J2400/16—Metal
- C09J2400/163—Metal in the substrate
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Wrappers (AREA)
- Laminated Bodies (AREA)
Abstract
The present invention provides a kind of Packaging Aluminum Foil composite material and preparation method, and the composite material is disposed with protective paint layer, printing layer, prime coat, aluminium layer, prime coat, binder resin layer from outside to inside；The resin binder includes solvent, ethylene glycol monobutyl ether, n-butanol, propylene glycol methyl ether acetate, polyether polyurethane；The prime coat is handled by ethyl cellulose ethylene glycol solution.By carrying out chemical surface modification to aluminium foil, prime coat is handled by ethyl cellulose ethylene glycol solution, using special resin binder, peel strength, the method for moisture barrier property, oxygen resistance of promotion compound aluminium foil material that can be balanced.
Description
Technical field
The invention belongs to packaging material fields, and in particular to a kind of Packaging Aluminum Foil composite material and preparation method.
Background technique
It is 99.5% or more, thickness in 0.2mm aluminium below that aluminium foil, which refers generally to purity, have light weight, light-proofness it is strong,
The advantages that insulating is good, the shape stability under high temperature and low temperature is good, soft, ductility is good, easy to process, is modern packet
One of most common material in dress.But existing aluminium foil is easy to form pin hole or corrugation during packaging, use, from
And its barrier property is reduced, therefore, usually composite material, which is made, with paper, high molecular polymer or other sheet metals etc. in aluminium foil makes
With.Aluminum foil composite packaging material not only has good barrier property, but also has good mechanical strength and mechanical performance, is suitble to
Composite soft packaging and packaging lining are made, the packaging of the commodity such as food, medicine, cosmetics is widely used in.
Aluminum foil composite packaging material generally uses dry type composite algorithm to be combined at present.Dry type composite algorithm is called dry lamination
Compound, technical process includes: that solvent type adhesive is coated on basis film, and being overheated drying tunnel keeps the solvent in adhesive complete
Full volatilization, it is then compound with the heated pressurization of aluminium foil or other substrates again, obtain composite material.Applicant is by retrieval, China
Patent publication No. are as follows: CN205238713 discloses a kind of composite aluminium foil paper, including sheet, and the sheet includes upper composite layer under
Composite layer, the upper composite layer include aluminium foil layer, upper lining paper layer and lower lining paper layer, the aluminium foil layer, upper lining paper layer and lower lining paper
Layer successively clings, and clamping connection has aluminium foil interlayer, the lower section setting of the lower lining paper layer between the upper lining paper layer and lower lining paper layer
There is lower adhesive layer, the lower adhesive layer is Nian Jie with lower composite layer, and upper adhesive layer is provided with above the lower composite layer and is glued with lower
Layer is closed mutually to be bonded；The composite aluminium foil paper has the advantages that good airproof performance, a waterproof and dampproof and face double-purpose.China Patent Publication No.
Are as follows: CN106553423 discloses a kind of environmentally friendly heat insulation type heat preservation packaging material, including PE layers, rubberised layer, matt film layer, PET film
Layer, PE film layer, thermal insulation layer, transparent braid layer of cloth；The matt film layer is set as outermost layer, and matt film layer inside is equipped with two layers, two
It is equipped with PET film layer between layer rubberised layer, PE film layer is fitted on rubberised layer, PE film layer connects PE layers, and PE layers equipped with three layers, preceding two
EPE layers are equipped between PE layers of layer.The present invention is high-quality, heat insulation and preservation effect is good.China Patent Publication No. are as follows: CN102529225
A kind of Double-sided aluminum foil composite paper for roof-shaped packaging box is disclosed, packaging extrusion coating paper field is belonged to, characterized in that it is followed successively by from outside to inside,
First PE layers, the first PE layer of improvement, aluminium foil layer, the 2nd PE layers, paper substrate, the 3rd PE layers, second improve PE layers and the 4th PE layers,
Each layer is finally complex as a whole.Printing quality not only can be improved in the extrusion coating paper, but also avoids roof packet ventilative toxic with the external world
Harmful substance largely migrates into box, improves the shelf-life of product.A kind of China Patent Publication No. are as follows: radium of CN1689925
Penetrate anti-fake aluminium-foil sealed membrane and preparation method thereof, it is characterised in that: (1) produce on PET or OPP or CPP film first radium-shine
Laser anti-false sign；(2) again that PET or OPP or the CPP film and aluminium foil that produce radium-shine laser anti-false sign is mutually compound；(3) so
Use synthetic latex or synthetic resin according to different product on the another side of the aluminium foil of no compound PET or OPP or CPP again afterwards
Purposes can be formed with PE, PET, OPP, CPT, ABS, EVT, EMA or EVA film composite coating respectively.The present invention not only solves
The past aluminium foil being enclosed in food packaging, the cup of Key works Drug packing, bottle and box sealing is cannot to print lacking for laser anti-counterfeiting mark
Point, and it is not necessary that the packaging of anti-false sign is in addition arranged in food packaging, the cup of Key works Drug packing, bottle and box.Both material has been saved,
Cost is reduced again.
However, above-mentioned aluminum foil composite peel strength is weak, moisture barrier property is also bad, oxygen resistance is poor, one is needed at present
The method that kind facilitates the peel strength, moisture barrier property, oxygen resistance that can promote compound aluminium foil material simultaneously.
Summary of the invention
In view of the above-mentioned problems, the object of the present invention is to provide a kind of Packaging Aluminum Foil composite material and preparation method, energy
Peel strength, the method for moisture barrier property, oxygen resistance of balanced promotion compound aluminium foil material.
The present invention provides a kind of Packaging Aluminum Foil composite material, is disposed with protective paint layer, printing layer, bottom from outside to inside
Paint layer, aluminium layer, prime coat, binder resin layer；The resin binder includes solvent, ethylene glycol monobutyl ether, n-butanol, the third two
Alcohol methyl ether acetate, polyether polyurethane；The prime coat is handled by ethyl cellulose ethylene glycol solution.
Further, resin binder includes 25-30 parts of ethylene glycol monobutyl ether, 3-10 parts of n-butanol, the third two by mass parts
5-15 parts of alcohol methyl ether acetate, 50-60 parts of polyether polyurethane, 15-20 parts of solvent.
Further, the concentration of the ethyl cellulose ethylene glycol solution is 20-50%.
Further, prime coat with a thickness of 4 μm -8 μm, aluminium layer with a thickness of 0.02-0.25mm, the thickness of protective paint layer
Be 4 μm -8 μm, printing layer with a thickness of 4 μm -8 μm.
Further, protective paint layer is obtained by epoxy coating solidification drying, and prime coat is solidified by Polyester resin lacquer
Drying obtains.
A kind of preparation method of Packaging Aluminum Foil composite material, it is characterised in that include the following steps:
(1) after aluminium foil surface being proceeded through washing, to each roller coating potassium bichromate solution of aluminium foil front and back
Processing, potassium bichromate solution concentration are 5%, and the processing time is 30s-5min；
(2) prime coat is formed in the solidification drying of aluminium foil two sides roller coating Polyester resin lacquer, the temperature of coating is 40 DEG C -50
DEG C, spread 2.5g/m2-3.0g/m2；
(3) product of step 2 is impregnated into after ethyl cellulose ethylene glycol solution 5-10min take out it is dry after, repeat into
Row is primary；
(4) in product side coating and printing layer, the protective paint layer of step 3, coating binder resin layer drying in the other side is
It can.
Resin binder of the invention includes solvent, ethylene glycol monobutyl ether, n-butanol, propylene glycol methyl ether acetate, polyethers
Type polyurethane.It by certain proportion, realizes with a small amount of solvent, the group that suitable adhesive strength can be realized, and use
Divide based on nontoxic ingredient, reduce dissolvent residual, is suitable for food drug packages.
Prime coat of the invention is handled by ethyl cellulose ethylene glycol solution.The purpose of processing is: (1) passing through
The swelling action of alcoholic solvent makes prime coat surface layer carry out portion swells, the long-chain molecule part of ethyl cellulose is made to enter priming paint
In layer, it is partially left at primer coat surface and forms transition zone, the bonded area with other layers is increased, to promote intensity.It is drying
After dry, swelling effect disappears, and transition zone can further promote the oxygen barrier effect that blocks water.(2) ethyl cellulose is partially submerged into printing layer
In binder resin layer, hydrogen bond and hydroxyl abundant can enhance bond strength in conjunction with other components.
In the present invention to aluminium foil surface is proceeded through washing after, to each roller coating potassium bichromate solution of aluminium foil front and back
It is chemically treated, the bond strength with prime coat can be further enhanced.
The present invention provides a kind of Packaging Aluminum Foil composite material and preparation method, is changed by carrying out chemical surface to aluminium foil
Property, prime coat is handled by ethyl cellulose ethylene glycol solution, uses special resin binder, the balanced promotion of energy
Peel strength, the method for moisture barrier property, oxygen resistance of compound aluminium foil material.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the organigram of Packaging Aluminum Foil composite material of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art's every other embodiment obtained belong to what the present invention protected
Range.
Polyether polyurethane, it is UR 7515 that Henkel KGaA, which produces the trade mark,.Aluminium foil is purchased from South Mountain Aluminum；Solvent borne polyurethane
Adhesive is purchased from Morton company, trade mark AD619.
Embodiment 1
A kind of Packaging Aluminum Foil composite material, prime coat with a thickness of 6 μm, aluminium layer with a thickness of 0.25mm, protective paint layer
With a thickness of 6 μm, printing layer with a thickness of 6 μm, preparation method includes the following steps:
(1) after aluminium foil surface being proceeded through washing, to each roller coating potassium bichromate solution of aluminium foil front and back
Processing, potassium bichromate solution concentration are 5%, and the processing time is 2min；
(2) prime coat is formed in the solidification drying of aluminium foil two sides roller coating Polyester resin lacquer, the temperature of coating is 45 DEG C, gluing
Amount is 2.7g/m2；
(3) product of step 2 is impregnated into after taking out drying after ethyl cellulose ethylene glycol solution 7.5min, is repeated
Once；The concentration of the ethyl cellulose ethylene glycol solution is 30%.
(4) in product side coating and printing layer, the protective paint layer of step 3, other side coating binder resin layer is dried
It arrives, protective paint layer is dried to obtain by epoxy coating.Resin binder includes 27.5 parts of ethylene glycol monobutyl ether, just by mass parts
6 parts of butanol, 10 parts of propylene glycol methyl ether acetate, 55 parts of polyether polyurethane, 17.5 parts of ethyl alcohol.
Embodiment 2
A kind of Packaging Aluminum Foil composite material, prime coat with a thickness of 4 μm, aluminium layer with a thickness of 0.25mm, protective paint layer
With a thickness of 4 μm, printing layer with a thickness of 8 μm, preparation method includes the following steps:
(1) after aluminium foil surface being proceeded through washing, to each roller coating potassium bichromate solution of aluminium foil front and back
Processing, potassium bichromate solution concentration are 5%, and the processing time is 5min；
(2) prime coat is formed in the solidification drying of aluminium foil two sides roller coating Polyester resin lacquer, the temperature of coating is 50 DEG C, gluing
Amount is 2.5g/m2；
(3) product of step 2 is impregnated into after taking out drying after ethyl cellulose ethylene glycol solution 10min, is repeated
Once；The concentration of the ethyl cellulose ethylene glycol solution is 20%.
(4) in product side coating and printing layer, the protective paint layer of step 3, other side coating binder resin layer is dried
It arrives, protective paint layer is dried to obtain by epoxy coating.Resin binder includes 30 parts of ethylene glycol monobutyl ether, positive fourth by mass parts
3 parts of alcohol, 15 parts of propylene glycol methyl ether acetate, 50 parts of polyether polyurethane, 20 parts of ethyl alcohol.
Embodiment 3
A kind of Packaging Aluminum Foil composite material, prime coat with a thickness of 8 μm, aluminium layer with a thickness of 0.25mm, protective paint layer
With a thickness of 4 μm, printing layer with a thickness of 8 μm, preparation method includes the following steps:
(1) after aluminium foil surface being proceeded through washing, to each roller coating potassium bichromate solution of aluminium foil front and back
Processing, potassium bichromate solution concentration are 5%, and the processing time is 30s；
(2) prime coat is formed in the solidification drying of aluminium foil two sides roller coating Polyester resin lacquer, the temperature of coating is 40 DEG C, gluing
Amount is 3.0g/m2；
(3) product of step 2 is impregnated into after taking out drying after ethyl cellulose ethylene glycol solution 5min, repeats one
It is secondary；The concentration of the ethyl cellulose ethylene glycol solution is 50%.
(4) in product side coating and printing layer, the protective paint layer of step 3, other side coating binder resin layer is dried
It arrives, protective paint layer is dried to obtain by epoxy coating.Resin binder includes 25 parts of ethylene glycol monobutyl ether, positive fourth by mass parts
10 parts of alcohol, 5 parts of propylene glycol methyl ether acetate, 60 parts of polyether polyurethane, 15 parts of ethyl alcohol.
Comparative example 1
It is same as Example 1, in addition to aluminium foil is without chemical treatment.
Comparative example 2
It is same as Example 1, in addition to prime coat is without surface treatment.
Comparative example 3
It is same as Example 1, in addition to resin binder uses commercially available solvent borne polyurethane adhesive.
It carries out testing in following table at room temperature, as a result as shown in Table.
For the present invention, resin binder of the invention includes solvent, ethylene glycol monobutyl ether, n-butanol, propylene glycol monomethyl ether
Acetate, polyether polyurethane.It by certain proportion, realizes with a small amount of solvent, suitable adhesive strength can be realized,
And the component used reduces dissolvent residual based on nontoxic ingredient, is suitable for food drug packages.
Prime coat of the invention is handled by ethyl cellulose ethylene glycol solution.The purpose of processing is: (1) passing through
The swelling action of alcoholic solvent makes prime coat surface layer carry out portion swells, the long-chain molecule part of ethyl cellulose is made to enter priming paint
In layer, it is partially left at primer coat surface and forms transition zone, the bonded area with other layers is increased, to promote intensity.It is drying
After dry, swelling effect disappears, and transition zone can further promote the oxygen barrier effect that blocks water.(2) ethyl cellulose is partially submerged into printing layer
In binder resin layer, hydrogen bond and hydroxyl abundant can enhance bond strength in conjunction with other components.
In the present invention to aluminium foil surface is proceeded through washing after, to each roller coating potassium bichromate solution of aluminium foil front and back
It is chemically treated, the bond strength with prime coat can be further enhanced.
The present invention provides a kind of Packaging Aluminum Foil composite material and preparation method, is changed by carrying out chemical surface to aluminium foil
Property, prime coat is handled by ethyl cellulose ethylene glycol solution, uses special resin binder, the balanced promotion of energy
Peel strength, the method for moisture barrier property, oxygen resistance of compound aluminium foil material.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of Packaging Aluminum Foil composite material, is disposed with protective paint layer, printing layer, prime coat, aluminium layer, bottom from outside to inside
Paint layer, binder resin layer；The resin binder includes solvent, ethylene glycol monobutyl ether, n-butanol, propylene glycol monomethyl ether acetic acid
Ester, polyether polyurethane；The prime coat is handled by ethyl cellulose ethylene glycol solution.
2. Packaging Aluminum Foil composite material according to claim 1, it is characterised in that: resin binder includes by mass parts
25-30 parts of ethylene glycol monobutyl ether, 3-10 parts of n-butanol, 5-15 parts of propylene glycol methyl ether acetate, 50-60 parts of polyether polyurethane,
15-20 parts of solvent.
3. Packaging Aluminum Foil composite material according to claim 1, it is characterised in that: the ethyl cellulose ethylene glycol is molten
The concentration of liquid is 20-50%.
4. Packaging Aluminum Foil composite material according to claim 1, it is characterised in that: prime coat with a thickness of 4 μm -8 μm,
Aluminium layer with a thickness of 0.02-0.25mm, protective paint layer with a thickness of 4 μm -8 μm, printing layer with a thickness of 4 μm -8 μm.
5. Packaging Aluminum Foil composite material according to claim 1, it is characterised in that: protective paint layer is by epoxy coating
Solidification drying obtains, and prime coat is obtained by Polyester resin lacquer solidification drying.
6. a kind of preparation method of Packaging Aluminum Foil composite material, it is characterised in that include the following steps:
(1) after aluminium foil surface being proceeded through washing, each roller coating potassium bichromate solution of aluminium foil front and back is carried out at chemistry
Reason, potassium bichromate solution concentration are 5%, and the processing time is 30s-5min；
(2) prime coat being formed in the solidification drying of aluminium foil two sides roller coating Polyester resin lacquer, the temperature of coating is 40 DEG C -50 DEG C, on
Glue amount is 2.5g/m2-3.0g/m2；
(3) product of step 2 is impregnated into after taking out drying after ethyl cellulose ethylene glycol solution 5-10min, repeats one
It is secondary；
(4) in product side coating and printing layer, the protective paint layer of step 3, the other side is coated with binder resin layer drying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810955237.3A CN109280503A (en) | 2018-08-21 | 2018-08-21 | A kind of Packaging Aluminum Foil composite material and preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810955237.3A CN109280503A (en) | 2018-08-21 | 2018-08-21 | A kind of Packaging Aluminum Foil composite material and preparation method |
Publications (1)
| Publication Number | Publication Date |
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| CN109280503A true CN109280503A (en) | 2019-01-29 |
Family
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| CN201810955237.3A Withdrawn CN109280503A (en) | 2018-08-21 | 2018-08-21 | A kind of Packaging Aluminum Foil composite material and preparation method |
Country Status (1)
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110684479A (en) * | 2019-09-18 | 2020-01-14 | 苏州海顺包装材料有限公司 | Scratch-resistant medicinal aluminum foil and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1181776A (en) * | 1995-02-17 | 1998-05-13 | 麦克尼尔-Ppc公司 | Degradable heat-sealable film that can be disposed of after use |
| JP2016182791A (en) * | 2015-03-26 | 2016-10-20 | リンテック株式会社 | Support sheet |
| CN106700498A (en) * | 2016-12-29 | 2017-05-24 | 广东生益科技股份有限公司 | A thermoplastic resin composition and the adhesive prepared therefrom, an insulating adhesive film for laminated busbars, and a method for preparing the insulating adhesive film |
| CN108384468A (en) * | 2018-02-09 | 2018-08-10 | 江阴宝柏包装有限公司 | Easily peelable cold seal bonding layer material of a kind of pharmaceutical pack aluminium foil and preparation method thereof |
-
2018
- 2018-08-21 CN CN201810955237.3A patent/CN109280503A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1181776A (en) * | 1995-02-17 | 1998-05-13 | 麦克尼尔-Ppc公司 | Degradable heat-sealable film that can be disposed of after use |
| JP2016182791A (en) * | 2015-03-26 | 2016-10-20 | リンテック株式会社 | Support sheet |
| CN106700498A (en) * | 2016-12-29 | 2017-05-24 | 广东生益科技股份有限公司 | A thermoplastic resin composition and the adhesive prepared therefrom, an insulating adhesive film for laminated busbars, and a method for preparing the insulating adhesive film |
| CN108384468A (en) * | 2018-02-09 | 2018-08-10 | 江阴宝柏包装有限公司 | Easily peelable cold seal bonding layer material of a kind of pharmaceutical pack aluminium foil and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 程兆瑞等: "《塑料粘接技术手册》", 30 June 1992, 中国轻工业出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110684479A (en) * | 2019-09-18 | 2020-01-14 | 苏州海顺包装材料有限公司 | Scratch-resistant medicinal aluminum foil and preparation method thereof |
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Application publication date: 20190129 |
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| WW01 | Invention patent application withdrawn after publication |