CN109337598A - A kind of digital pre-laminating film and preparation method thereof - Google Patents
A kind of digital pre-laminating film and preparation method thereof Download PDFInfo
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- CN109337598A CN109337598A CN201810903951.8A CN201810903951A CN109337598A CN 109337598 A CN109337598 A CN 109337598A CN 201810903951 A CN201810903951 A CN 201810903951A CN 109337598 A CN109337598 A CN 109337598A
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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
- C09J7/22—Plastics; Metallised plastics
- C09J7/24—Plastics; Metallised plastics based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/241—Polyolefin, e.g.rubber
- C09J7/243—Ethylene or propylene polymers
-
- 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
- C09J11/08—Macromolecular additives
-
- 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
- C09J123/00—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers
- C09J123/02—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers not modified by chemical after-treatment
- C09J123/04—Homopolymers or copolymers of ethene
- C09J123/08—Copolymers of ethene
- C09J123/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
- C09J123/0853—Vinylacetate
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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
- C09J7/22—Plastics; Metallised plastics
- C09J7/25—Plastics; Metallised plastics based on macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/255—Polyesters
-
- 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
- C09J7/35—Heat-activated
-
- 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
- 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
- C09J2423/00—Presence of polyolefin
- C09J2423/10—Presence of homo or copolymers of propene
- C09J2423/106—Presence of homo or copolymers of propene in the substrate
-
- 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
- C09J2467/00—Presence of polyester
- C09J2467/006—Presence of polyester in the substrate
-
- 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
- C09J2479/00—Presence of polyamine or polyimide
- C09J2479/02—Presence of polyamine or polyimide polyamine
- C09J2479/023—Presence of polyamine or polyimide polyamine in the primer coating
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a kind of digital pre-laminating films, and including the hot melt adhesive layer, primer layer and base film layer set gradually, the hot melt adhesive layer is the mixture of ethene-vinyl acetate polymer and tackifier, and the content of the vinyl acetate is 28wt%；The primer layer is polyethyleneimine；The base film layer is bidirectional stretching polypropylene film or biaxially oriented polyester film, the beneficial effects of the present invention are: invention improves the mobility of ethene-vinyl acetate polymer by the content of the vinyl acetate in setting ethene-vinyl acetate polymer, simultaneously but also ethene-vinyl acetate polymer softening point reduces, improve the adhesive property of ethene-vinyl acetate polymer, tackifier are added in hot melt adhesive layer simultaneously, wet performance of the hot melt adhesive to substrate, cohesive force are improved by tackifier, and then improve the adhesion strength of pre-coating film.
Description
Technical field
The present invention relates to digital pre-laminating film technical field, specifically a kind of digital pre-laminating film and preparation method thereof.
Background technique
Pre-coating film, which refers to, in advance to be glued plastic film, after rewinding, then the technique compound with paper printing products.It is first by precoating
Film processing factory according to specification, breadth is used, by glue-coating on film after rewinding for using producer to select, then again with print
Brush product carry out compound.Overlay film, i.e. pad pasting, exactly coat binder for plastic film, with paper printed matter it is heated, pressurization after make
Stick together, formed paper unification product processing technology.Printed matter through overlay film, due to one layer thin more than surface and
Transparent plastic film, the smoother light in surface, to improve the glossiness and fastness of printed matter, picture and text color is more bright-coloured, rich
Have three-dimensional sense, at the same more play waterproof, antifouling, wear-resisting, folding, it is resistant to chemical etching the effects of.
In digital printing field, the pattern of printing usually carries out overlay film, to improve surface gloss and the jail of printed product
Degree, extends the service life of product, plays the protective effect of waterproof, antifouling, wear-resisting, folding etc..But digital printing papery
Silicone oil and wax content are more, and the inadequate phenomenon of compound fastness easily occurs in common overlay film, influence composite effect.
Summary of the invention
The purpose of the present invention is to provide a kind of digital pre-laminating films and preparation method thereof, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the invention provides the following technical scheme:
A kind of digital pre-laminating film, including the hot melt adhesive layer, primer layer and base film layer set gradually, the hot melt adhesive
Layer is the mixture of ethene-vinyl acetate polymer and tackifier, ethene-vinyl acetate polymer in the hot melt adhesive layer
Content is 90-95%, and the tackifier levels are 5-10%, and the content of the vinyl acetate is 28wt%, and the tackifier are
One of terpene resin, rosin and its derivative, Petropols, cumarone resin；The primer layer is polyethyleneimine；
The base film layer is bidirectional stretching polypropylene film or biaxially oriented polyester film.
As a further solution of the present invention: the hot melt adhesive layer with a thickness of 20-30 μm.
As a further solution of the present invention: the primer layer is with a thickness of 0.8g/m2.
As a further solution of the present invention: the thickness of the bidirectional stretching polypropylene film or biaxially oriented polyester film
Degree is 15-20 μm.
A kind of preparation method of digital pre-laminating film, comprising the following steps:
Base film layer is unreeled and carries out sided corona treatment to the inner surface of base film layer by step 1；
Polyethylenimine solution is coated uniformly on the inner surface of base film layer by step 2, and carries out drying on earth
Oxidant layer is applied, the concentration of the polyethylenimine solution is 2.5-5.0%；
Step 3, under the action of gaseous oxidant, by the mixture of ethene-vinyl acetate polymer and tackifier melt
It squeezes out, and is combined on the surface of primer layer by the tape casting and forms hot melt adhesive layer, the ethene-vinyl acetate polymer
Melt index under the conditions of 190 DEG C, 2.16kg be 15-16g/10min；
Step 4 carries out deburring, thickness measuring to the pre-coating film of preparation, then carries out the processing of high-frequency and high-voltage corona to hot melt adhesive layer, most
After wind, cut.
As a further solution of the present invention: the gaseous oxidant is ozone.
Compared with prior art, the beneficial effects of the present invention are:
1) present invention is the ethene-vinyl acetate polymer of 28wt% as hot melt adhesive layer using the content of vinyl acetate
Substrate, and reduce by vinyl acetate the softening point of ethene-vinyl acetate polymer, exist to improve hot melt adhesive layer
Mobility and adhesive property in process increase pre-coating film to improve its peel strength between digital paper
In use with the compound fastness of printed matter, reduce in use process since printed matter surface remains silicone oil or wax and
The case where caused pre-coating film cracking even separates.
2) tackifier of the present invention are selected from one of terpene resin, rosin and its derivative, Petropols, cumarone resin,
By adding tackifier in hot melt adhesive layer, to increase the wet performance of substrate in hot melt adhesive layer, and then hot melt adhesive can be increased
The cohesive force performance of layer, thus the adhesion strength of pre-coating film can be improved.
3) present invention is during preparation, by increasing substrate to substrate and the processing of hot melt adhesive layer high-frequency corona
And the adsorption capacity of fuse machine layer surface, and then the adhesion strength in pre-coating film and pre-coating film are increased to printed matter
Compound fastness.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
In the embodiment of the present invention, a kind of digital pre-laminating film, including the hot melt adhesive layer 1, primer layer 2 and substrate set gradually
Film layer 3, hot melt adhesive layer 1 are the mixture of ethene-vinyl acetate polymer and tackifier, ethyl vinyl acetate in hot melt adhesive layer 1
Polyvinyl content is 90-95%, hot melt adhesive layer 1 with a thickness of 20-30 μm, the content of vinyl acetate is 28wt%, is increased
Stick content is 5-10%, and tackifier are one of terpene resin, rosin and its derivative, Petropols, cumarone resin；
Primer layer 2 is polyethyleneimine, and polyethyleneimine is with a thickness of 0.8g/m2；The base film layer 3 is biaxial stretching polypropylene
Alkene film or biaxially oriented polyester film, base film layer 3 with a thickness of 15-20 μm.
A kind of preparation method of digital pre-laminating film, comprising the following steps:
Base film layer is unreeled and carries out sided corona treatment to the inner surface of base film layer by step 1；
Polyethylenimine solution is coated uniformly on the inner surface of base film layer, and is dried by step 2, described
The concentration of polyethylenimine solution is 2.5-5.0%；
Step 3, under the oxidation of ozone, by the mixture of ethene-vinyl acetate polymer and tackifier melt squeeze
Out, and by the tape casting it is combined on the surface of primer layer, the melt index of the ethene-vinyl acetate polymer exists
190 DEG C, be 15-16g/10min under the conditions of 2.16kg；
Step 4 carries out deburring, thickness measuring to the pre-coating film of preparation, then carries out the processing of high-frequency and high-voltage corona to hot melt adhesive layer, most
After wind, cut.
Embodiment 1
1) 15 μm of bidirectional stretching polypropylene film substrates are unreeled and sided corona treatment is carried out to its inner surface；
2) on sided corona treatment face even spread layer of polyethylene imines content 2.5% primary coat agent solution, by 70 ±
10 DEG C of baking oven drying；
3) while ozonidation, by the hot melt adhesive ethene-vinyl acetate polymer of 90% mass fraction and
(content of vinyl acetate is 28wt% to the mixture of the terpene resin of 10% mass fraction, ethene-vinyl acetate polymer
Melt index is 15g/10min under the conditions of 190 DEG C, 2.16kg), the melting extrusion at 220 ± 5 DEG C is multiple by the tape casting
It closes and forms hot melt adhesive layer on the surface of primer layer；
4) it is cooled down on 22 ± 2 DEG C of chill roll, last deburring, thickness measuring, pre-coating film is made, overall thickness is about 35 μ
m；
5) processing of high-frequency and high-voltage corona is carried out to the two sides of pre-coating film again, finally wound, cut.
Embodiment 2
1) 15 μm of bidirectional stretching polypropylene film substrates are unreeled and sided corona treatment is carried out to its inner surface；
2) on sided corona treatment face even spread layer of polyethylene imines content 5.0% primary coat agent solution, by 70 ±
10 DEG C of baking oven drying；
3) while ozonidation, by the hot melt adhesive ethene-vinyl acetate polymer of 95% mass fraction and 5%
(content of vinyl acetate is 28wt%, the melting of ethene-vinyl acetate polymer to the mixture of the Petropols of mass fraction
Index is 16g/10min under the conditions of 190 DEG C, 2.16kg), the melting extrusion at 220 ± 5 DEG C is combined to by the tape casting
Hot melt adhesive layer is formed on the surface of primer layer；
4) it is cooled down on 22 ± 2 DEG C of chill roll, last deburring, thickness measuring, pre-coating film is made, overall thickness is about 35 μ
m；
5) processing of high-frequency and high-voltage corona is carried out to the two sides of pre-coating film again, finally wound, cut.
Embodiment 3
1) 15 μm of biaxially oriented polyester film substrates are unreeled and sided corona treatment is carried out to its inner surface；
2) on sided corona treatment face even spread layer of polyethylene imines content 2.5% primary coat agent solution, by 70 ±
10 DEG C of baking oven drying；
3) while ozonidation, by the hot melt adhesive ethene-vinyl acetate polymer of 90% mass fraction and
(content of vinyl acetate is 28wt% to the mixture of the terpene resin of 10% mass fraction, ethene-vinyl acetate polymer
Melt index is 15g/10min under the conditions of 190 DEG C, 2.16kg), the melting extrusion at 220 ± 5 DEG C is multiple by the tape casting
It closes and forms hot melt adhesive layer on the surface of primer layer；
4) it is cooled down on 22 ± 2 DEG C of chill roll, last deburring, thickness measuring, pre-coating film is made, overall thickness is about 35 μ
m；
5) processing of high-frequency and high-voltage corona is carried out to the two sides of pre-coating film again, finally wound, cut.
Embodiment 4
1) 15 μm of biaxially oriented polyester film substrates are unreeled and sided corona treatment is carried out to its inner surface；
2) on sided corona treatment face even spread layer of polyethylene imines content 5.0% primary coat agent solution, by 70 ±
10 DEG C of baking oven drying；
3) while ozonidation, by the hot melt adhesive ethene-vinyl acetate polymer of 95% mass fraction and 5%
(content of vinyl acetate is 28wt%, the melting of ethene-vinyl acetate polymer to the mixture of the Petropols of mass fraction
Index is 16g/10min under the conditions of 190 DEG C, 2.16kg), the melting extrusion at 220 ± 5 DEG C is combined to bottom by the tape casting
It applies and forms hot melt adhesive layer on the surface of oxidant layer；
4) it is cooled down on 22 ± 2 DEG C of chill roll, last deburring, thickness measuring, pre-coating film is made, overall thickness is about 35 μ
m；
5) processing of high-frequency and high-voltage corona is carried out to the two sides of pre-coating film again, finally wound, cut.
Comparative example 1
1) 15 microns of bidirectional stretching polypropylene film substrates are unreeled and sided corona treatment is carried out to its upper surface；
2) on sided corona treatment face even spread layer of polyethylene imines content 2.5% primary coat agent solution, by 70 ±
10 DEG C of baking oven drying；
3) while ozonidation, by hot melt adhesive ethene-vinyl acetate polymer, the wherein content of vinyl acetate
For 18wt%, the melt index of ethene-vinyl acetate polymer is 15g/10min under the conditions of 190 DEG C, 2.16kg, 220
Melting extrusion at ± 5 DEG C, is combined on the surface of primer layer by the tape casting and forms hot melt adhesive layer；
4) it is cooled down on 22 ± 2 DEG C of chill roll, last deburring, thickness measuring, pre-coating film is made, overall thickness is about 35 μ
m；
5) processing of high-frequency and high-voltage corona is carried out to the two sides of pre-coating film again, finally wound, cut.
Comparative example 2
1) 15 microns of biaxially oriented polyester film substrates are unreeled and sided corona treatment is carried out to its upper surface；
2) on sided corona treatment face even spread layer of polyethylene imines content 5.0% primary coat agent solution, by 70 ±
10 DEG C of baking oven drying；
3) while ozonidation, by hot melt adhesive ethene-vinyl acetate polymer, the wherein content of vinyl acetate
For 18wt%, the melt index of ethene-vinyl acetate polymer is 15g/10min under the conditions of 190 DEG C, 2.16kg, 220
Melting extrusion at ± 5 DEG C, is combined on the surface of primer layer by the tape casting and forms hot melt adhesive layer；
4) it is cooled down on 22 ± 2 DEG C of chill roll, last deburring, thickness measuring, pre-coating film is made, overall thickness is about 35 μ
m；
5) processing of high-frequency and high-voltage corona is carried out to the two sides of pre-coating film again, finally wound, cut.
The peel strength of pre-coating film obtained by above-described embodiment and comparative example is as shown in the table:
Note: peel strength 1 refers to hot melt adhesive layer and bidirectional stretching polypropylene film (BOPP) or double in pre-coating film in table
To oriented polyester film (BOPET) it is compound between peel strength；Peel strength 2 refers in pre-coating film hot melt adhesive layer and common
Peel strength between paper is compound；Peel strength 3 refers to the peel strength in pre-coating film between hot melt adhesive layer and digital paper.
Pass through embodiment 1, the comparison of embodiment 2 and comparative example 1 and embodiment 3, embodiment 4 and comparison in above-mentioned table
The comparison of example 2 it can be concluded that, the peel strength of pre-coating film prepared by the present invention is obviously stronger than in comparative example.So system of the present invention
Standby pre-coating film can significantly improve the compound fastness with digital paper.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (8)
1. a kind of digital pre-laminating film, which is characterized in that hot melt adhesive layer (1), primer layer (2) and substrate including setting gradually are thin
Film layer (3), the hot melt adhesive layer (1) are the mixture of ethene-vinyl acetate polymer and tackifier, the ethyl vinyl acetate second
In alkene polymer the content of vinyl acetate be 28wt%, the tackifier be terpene resin, rosin and its derivative, Petropols,
One of cumarone resin；The primer layer (2) is polyethyleneimine.
2. a kind of digital pre-laminating film according to claim 1, which is characterized in that the ethene-vinyl acetate polymer
Mass content is 90-95%, and the content of tackifier is surplus；The melt index of the ethene-vinyl acetate polymer 190 DEG C,
It is 15-16g/10min under the conditions of 2.16kg.
3. a kind of digital pre-laminating film according to claim 1, which is characterized in that the base film layer (3) is two-way drawing
Polypropylene stretched film or biaxially oriented polyester film.
4. a kind of digital pre-laminating film according to claim 1, which is characterized in that the hot melt adhesive layer (1) with a thickness of 20-
30μm。
5. a kind of digital pre-laminating film according to claim 1, which is characterized in that the primer layer (2) is with a thickness of 0.8g/
m2。
6. a kind of digital pre-laminating film according to claim 1, which is characterized in that the base film layer (3) with a thickness of
15-20μm。
7. a kind of preparation method of digital pre-laminating film as described in claim 1, which comprises the following steps:
Base film layer (3) is unreeled and carries out sided corona treatment to the inner surface of base film layer (3) by step 1；
Polyethylenimine solution is coated uniformly on the inner surface of the base film layer (3) by step 2, and dry
To primer layer (2), the mass concentration of the polyethylenimine solution is 2.5-5.0%；
Step 3, under the action of gaseous oxidant, by the mixture melting extrusion of ethene-vinyl acetate polymer and tackifier,
And formation hot melt adhesive layer (1) on the surface of primer layer (2) is combined to by the tape casting；
Step 4 carries out deburring, thickness measuring to the pre-coating film of preparation, then carries out the processing of high-frequency and high-voltage corona to hot melt adhesive layer (1), most
After wind, cut.
8. a kind of preparation method of digital pre-laminating film according to claim 7, which is characterized in that the gaseous oxidant is
Ozone.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110577806A (en) * | 2019-09-20 | 2019-12-17 | 安徽国风塑业股份有限公司 | Super-adhesive pre-coating film and preparation method thereof |
| CN110669454A (en) * | 2019-10-16 | 2020-01-10 | 宁波盈瑞聚合科技有限公司 | Environment-friendly pre-coating film and production method thereof |
| CN111171755A (en) * | 2019-10-16 | 2020-05-19 | 宁波盈瑞聚合科技有限公司 | Biaxial stretching tackifying pre-coating film and production method thereof |
| CN111690330A (en) * | 2020-05-07 | 2020-09-22 | 安徽国风塑业股份有限公司 | Primer-free double-sided adhesive layer polypropylene pre-coating film and preparation method thereof |
| CN112111238A (en) * | 2020-08-12 | 2020-12-22 | 安徽国风塑业股份有限公司 | Touch type bottomless BOPET matte pre-coating film and preparation method thereof |
| CN114045115A (en) * | 2021-11-12 | 2022-02-15 | 安徽国风塑业股份有限公司 | Degradable BOPP pre-coating film and preparation method thereof |
| CN114806439A (en) * | 2022-04-02 | 2022-07-29 | 山东顺凯复合材料有限公司 | Tackifying BOPP pre-coating film substrate and preparation method thereof |
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