CN103203917A - Composite acrylic transparent film, and preparation method and application thereof - Google Patents
Composite acrylic transparent film, and preparation method and application thereof Download PDFInfo
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- CN103203917A CN103203917A CN2012100142978A CN201210014297A CN103203917A CN 103203917 A CN103203917 A CN 103203917A CN 2012100142978 A CN2012100142978 A CN 2012100142978A CN 201210014297 A CN201210014297 A CN 201210014297A CN 103203917 A CN103203917 A CN 103203917A
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- transparent membrane
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Abstract
The invention discloses a composite acrylic transparent film comprising, from top to bottom, a transparent protective film, a low-viscosity movable sensitive adhesive, a composite acrylic transparent film, a metal deposited layer, a high-temperature-resistant pressure-sensitive adhesive, and a PET release film. Also, the invention discloses a preparation method of the composite acrylic transparent film, and an application thereof in three-dimensional vacuum forming. The composite acrylic transparent film provided by the invention has good outdoor weatherability, high-temperature forming performance, and high light transmittance under backlight.
Description
Technical field
The present invention relates to a kind of film of pressure-sensitive adhesive coating, a kind of compound acrylic transparent membrane particularly, this film can be used for making the metal appearance sign of various light-permeables, and this film is a kind of film with silver lustre effect that can be used for vacuum forming of tack.In addition, the invention still further relates to preparation method and the purposes of this film.
Background technology
Many transparent membranes can present the silver lustre effect through back side Combined Processing.Select suitable thickness of coating, can realize excellent reflectance and light transmittance preferably; Select suitable film, excellent outdoor weathe resistance and good high-temperature plastic uptake performance can be provided.Such film goes for the application of three-dimensional plastic uptake back of the body polishing lamp box.The plastic uptake sign that adopts this silver lustre film to make has stainless texture daytime, and night under the situation that backlight is opened, present the color of light source.Laminated film in the market is of a great variety, compound PET is arranged, composite PVC, compound BOPP etc., there is following shortcoming in these existing films: outdoor weathe resistance is very poor, and composite bed is thicker, translucent effect is relatively poor, and can not do the thermoforming processing of complicated three-dimensional.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of compound acrylic transparent membrane with silver lustre effect that can be used for vacuum forming of tack, the outdoor weathe resistance of this film is better, have high temperature compacted under performance, can realize under the back of the body polishing situation than high-transmittance.For this reason, the present invention also provides preparation method and the purposes of this film.
For solving the problems of the technologies described above, the invention provides a kind of compound acrylic transparent membrane, it from top to bottom comprises: transparent protective film, low viscosity can be moved quick glue, transparent acrylic film, metal deposition layer, high temperature resistant pressure sensitive adhesive, PET mould release membrance.
The thickness of described transparent protective film is 36～100 microns, and this transparent protective film can adopt PET, PP or PE material.
The thickness that described low viscosity can be moved quick glue is 5～10 microns, and peeling force is 5～10 grams/inch.
The thickness of described transparent acrylic film is 75～100 microns.
The thickness of described metal deposition layer is
The THICKNESS CONTROL of described high temperature resistant pressure sensitive adhesive is at 25 ± 5 microns; Described high temperature resistant pressure sensitive adhesive is acrylate pressure sensitive adhesive.
The thickness of described PET mould release membrance is 36～100 microns.
Be provided with priming coat below the described metal deposition layer, the thickness of this priming coat is 1～2 micron, and the material that this priming coat adopts is the vinyl acetate-ethylene copolymer emulsion that contains carboxyl.
In addition, the present invention also provides the preparation method of this compound acrylic transparent membrane, comprises the steps:
In step 2, described plating is to aluminize.
Preferably, between step 2 and step 3, increase following steps: at metal deposition layer surface coating one deck silane coupling agent, form priming coat.The thickness of described priming coat is 1～2 micron, and the material that this priming coat adopts is the vinyl acetate-ethylene copolymer emulsion that contains carboxyl.
In addition, the present invention also provides this application of compound acrylic transparent membrane in three-dimensional vacuum forming, adopt following method: compound acrylic transparent membrane of the present invention is adopted wet film coating, the pressure sensitive adhesive face is fitted on the sheet material, after 40～60 ℃ of oven dry, under 130～180 ℃ of conditions, softened 5～15 minutes, place the vacuum forming mould, plastic uptake, and kept the back depanning of waiting to lower the temperature 2～10 minutes.
Compare with prior art, compound acrylic transparent membrane of the present invention has following beneficial effect:
1. have excellent glossiness and reflectance, have the silver lustre effect;
2. have higher light transmission, the visible light light transmittance reaches 8～18%, depends on thickness of coating;
3. have good outdoor weathe resistance, the open air can reach the service life more than 7 years.
4. handle by thermoforming under the high temperature, can be processed into complicated 3 D stereo pattern or literal.
Description of drawings
Fig. 1 is the structural representation of the compound acrylic transparent membrane of the present invention;
Fig. 2 is the application structure schematic diagram of compound acrylic transparent membrane of the present invention in three-dimensional vacuum forming.
Description of reference numerals is as follows among the figure:
The 1st, transparent protective film, the 2nd, low viscosity can be moved quick glue, and the 3rd, transparent acrylic film, the 4th, metal deposition layer; the 5th, high temperature resistant pressure sensitive adhesive, the 6th, PET mould release membrance, the 7th, priming coat; A is compound acrylic transparent membrane of the present invention, and B is milky white acryl sheet material, and C is the vacuum forming mould.
The specific embodiment
The present invention is further detailed explanation below in conjunction with drawings and Examples.
As shown in Figure 1, compound acrylic transparent membrane of the present invention from top to bottom comprises:
Protective layer: employing thickness is the transparent protective film 1 (can adopt PET, PP or PE material) of 36um～100um (micron); it has the low viscosity of one deck can move quick glue 2; the thickness that low viscosity can be moved quick glue 2 is 5～10um; peeling force is 5～10 grams/inch, and low viscosity can be moved quick glue 2 can be available from chemical company of inferior Silan
1452;
Transparent acrylic film 3, employing thickness are the transparent acrylic film 3 between 75～100um, the Flexiplas series acryl film of the evonik company that includes but not limited to that can purchase on the market;
Coating: namely metal deposition layer 4, and metal deposition layer 4 can adopt but be not limited to vacuum aluminium plating process, and the thickness of metal deposition layer 4 exists
Priming coat 7: in order to improve the adhesion of metal deposition layer 4 surfaces and high temperature resistant pressure sensitive adhesive 5, being coated with layer thicknesses on metal level lamination 4 surfaces is the silane coupling agent of 1～2um, silane coupling agent adopts the vinyl acetate-ethylene copolymer emulsion that contains carboxyl, can use VINNAPAS 426 emulsions of Wacker Chemical Co.,Ltd;
High temperature resistant pressure sensitive adhesive 5: select for use the high temperature to hold the acrylate pressure sensitive adhesive of viscosity excellence, include but not limited to chemical company of inferior Silan, Aroset 1860 etc.; The THICKNESS CONTROL of high temperature resistant pressure sensitive adhesive 5 is at 25 ± 5um;
PET mould release membrance 6: selecting thickness is the PET mould release membrance of 36um～100um.
As shown in Figure 2, the application of compound acrylic transparent membrane of the present invention in three-dimensional vacuum forming: with compound acrylic transparent membrane A of the present invention (for example, 75 microns) the employing wet film coating, the pressure sensitive adhesive face is fitted to milky white acryl sheet material B (Mitsubishi, or PLEXIGLAS, thickness is the sheet material of 3mm～5mm), after 40～60 ℃ of oven dry; Under 130～180 ℃ of conditions, softened 5～15 minutes, place vacuum forming mould C (or matched molds), plastic uptake, and kept the back depanning of waiting to lower the temperature 2～10 minutes.
The manufacturing process of compound acrylic transparent membrane of the present invention is as follows:
One) the transparent acrylic film is compound with transparent protective film earlier, it is bonding with acryl film and transparent protective film to move quick glue by low viscosity, compound purpose has two: 1. surfacecti proteon is provided, prevents acryl film surface tear in production and following process process; 2. strengthen acryl film tensile strength;
Two) aluminize, adopt the mode of physical vacuum vapour deposition, the formation metal deposition layer of aluminizing at the transparent acrylic film back side, this metal deposition layer THICKNESS CONTROL exists
In this thickness range, film had both had the outer light of good silver lustre, possessed visible light light transmittance preferably again.
Three) primary coat: in order to improve the adhesion of aluminium plated surface and acrylate pressure sensitive adhesive, be coated with the silane coupling agent that a layer thickness is 1～2um at aluminium plated surface, silane coupling agent adopts the vinyl acetate-ethylene copolymer emulsion that contains carboxyl, can use VINNAPAS 426 emulsions of Wacker Chemical Co.,Ltd.
Four) gluing, at PET mould release membrance surface coating solvent type acrylate pressure sensitive adhesive, dried glue THICKNESS CONTROL is at 25 ± 5um, and is compound with the face of aluminizing subsequently.
Claims (13)
1. a compound acrylic transparent membrane is characterized in that, from top to bottom comprises: transparent protective film, low viscosity can be moved quick glue, transparent acrylic film, metal deposition layer, high temperature resistant pressure sensitive adhesive, PET mould release membrance.
2. compound acrylic transparent membrane as claimed in claim 1 is characterized in that, the thickness of described transparent protective film is 36～100 microns, and this transparent protective film adopts PET, PP or PE material.
3. compound acrylic transparent membrane as claimed in claim 1 is characterized in that, the thickness that described low viscosity can be moved quick glue is 5～10 microns, and peeling force is 5～10 grams/inch.
4. compound acrylic transparent membrane as claimed in claim 1 is characterized in that, the thickness of described transparent acrylic film is 75～100 microns.
5. compound acrylic transparent membrane as claimed in claim 1 is characterized in that the thickness of described metal deposition layer is
6. compound acrylic transparent membrane as claimed in claim 1 is characterized in that the THICKNESS CONTROL of described high temperature resistant pressure sensitive adhesive is at 25 ± 5 microns; Described high temperature resistant pressure sensitive adhesive is acrylate pressure sensitive adhesive.
7. compound acrylic transparent membrane as claimed in claim 1 is characterized in that, the thickness of described PET mould release membrance is 36～100 microns.
8. compound acrylic transparent membrane as claimed in claim 1 is characterized in that, is provided with priming coat below the described metal deposition layer, and the thickness of this priming coat is 1～2 micron, and the material that this priming coat adopts is the vinyl acetate-ethylene copolymer emulsion that contains carboxyl.
9. as the preparation method of each described compound acrylic transparent membrane of claim 1-7, it is characterized in that, comprise the steps:
Step 1, it is bonding with transparent acrylic film and transparent protective film to move quick glue by low viscosity;
Step 2, the mode of employing physical vacuum vapour deposition forms metal deposition layer at transparent acrylic film back side plating;
Step 3, gluing, at PET mould release membrance surface coating high temperature resistant pressure sensitive adhesive, high temperature resistant pressure sensitive adhesive and metal deposition layer are compound subsequently.
10. the preparation method of compound acrylic transparent membrane as claimed in claim 9 is characterized in that, in step 2, described plating is to aluminize.
11. the preparation method of compound acrylic transparent membrane as claimed in claim 9 is characterized in that, increases following steps between step 2 and step 3: at metal deposition layer surface coating one deck silane coupling agent, form priming coat.
12. the preparation method of compound acrylic transparent membrane as claimed in claim 11 is characterized in that, the thickness of described priming coat is 1～2 micron, and the material that this priming coat adopts is the vinyl acetate-ethylene copolymer emulsion that contains carboxyl.
13. as each described compound acrylic transparent membrane application in three-dimensional vacuum forming of claim 1-8, it is characterized in that, adopt following method: compound acrylic transparent membrane of the present invention is adopted wet film coating, the pressure sensitive adhesive face is fitted on the sheet material, after 40～60 ℃ of oven dry, under 130～180 ℃ of conditions, softened 5～15 minutes, place the vacuum forming mould, plastic uptake, and kept the back depanning of waiting to lower the temperature 2～10 minutes.
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| CN201210014297.8A CN103203917B (en) | 2012-01-17 | 2012-01-17 | Composite acrylic transparent film and its production and use |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210014297.8A CN103203917B (en) | 2012-01-17 | 2012-01-17 | Composite acrylic transparent film and its production and use |
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| CN103203917A true CN103203917A (en) | 2013-07-17 |
| CN103203917B CN103203917B (en) | 2015-09-02 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104228254A (en) * | 2014-09-10 | 2014-12-24 | 江苏金瑞晨新材料有限公司 | Outdoor weatherproof packaging composite material |
| CN106854291A (en) * | 2016-12-28 | 2017-06-16 | 深圳泰得思科技有限公司 | A kind of mould release membrance |
| CN108774474A (en) * | 2018-05-30 | 2018-11-09 | 宁波科莱恩新材料科技有限公司 | A kind of PET protection film and preparation method thereof |
| CN108909119A (en) * | 2018-04-10 | 2018-11-30 | 襄阳精信汇明科技股份有限公司 | A kind of PVC pre-coating film and its preparation method and application suitable for vacuum forming technique |
| CN111944445A (en) * | 2020-08-18 | 2020-11-17 | 安徽屹珹新材料科技有限公司 | High-temperature-resistant low-precipitation protective film and preparation method thereof |
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| CN201477224U (en) * | 2009-08-24 | 2010-05-19 | 北京视博数字电视科技有限公司 | Reflective film capable of being formed stereoscopically |
| CN101804711A (en) * | 2010-03-30 | 2010-08-18 | 上海睿途新材料科技有限公司 | Laser advertisement material suitable for water-based ink-jet printing |
| CN202428733U (en) * | 2012-01-17 | 2012-09-12 | 上海润颐复合材料有限公司 | Composite acrylic transparent film |
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2012
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Patent Citations (4)
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| CN1853923A (en) * | 2005-04-27 | 2006-11-01 | 陆亚建 | High-toughness Yakeli light-reflecting film and production thereof |
| CN201477224U (en) * | 2009-08-24 | 2010-05-19 | 北京视博数字电视科技有限公司 | Reflective film capable of being formed stereoscopically |
| CN101804711A (en) * | 2010-03-30 | 2010-08-18 | 上海睿途新材料科技有限公司 | Laser advertisement material suitable for water-based ink-jet printing |
| CN202428733U (en) * | 2012-01-17 | 2012-09-12 | 上海润颐复合材料有限公司 | Composite acrylic transparent film |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104228254A (en) * | 2014-09-10 | 2014-12-24 | 江苏金瑞晨新材料有限公司 | Outdoor weatherproof packaging composite material |
| CN106854291A (en) * | 2016-12-28 | 2017-06-16 | 深圳泰得思科技有限公司 | A kind of mould release membrance |
| CN108909119A (en) * | 2018-04-10 | 2018-11-30 | 襄阳精信汇明科技股份有限公司 | A kind of PVC pre-coating film and its preparation method and application suitable for vacuum forming technique |
| CN108909119B (en) * | 2018-04-10 | 2021-05-25 | 襄阳精信汇明科技股份有限公司 | PVC (polyvinyl chloride) pre-coating film suitable for vacuum plastic-absorbing process and preparation method and application thereof |
| CN108774474A (en) * | 2018-05-30 | 2018-11-09 | 宁波科莱恩新材料科技有限公司 | A kind of PET protection film and preparation method thereof |
| CN108774474B (en) * | 2018-05-30 | 2021-02-12 | 宁波科莱恩新材料科技有限公司 | PET (polyethylene terephthalate) protective film and preparation method thereof |
| CN111944445A (en) * | 2020-08-18 | 2020-11-17 | 安徽屹珹新材料科技有限公司 | High-temperature-resistant low-precipitation protective film and preparation method thereof |
| CN111944445B (en) * | 2020-08-18 | 2022-07-15 | 安徽屹珹新材料科技有限公司 | High-temperature-resistant low-precipitation protective film and preparation method thereof |
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| CN103203917B (en) | 2015-09-02 |
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