CN104369497A - Novel window film - Google Patents
Novel window film Download PDFInfo
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- CN104369497A CN104369497A CN201410624660.7A CN201410624660A CN104369497A CN 104369497 A CN104369497 A CN 104369497A CN 201410624660 A CN201410624660 A CN 201410624660A CN 104369497 A CN104369497 A CN 104369497A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
- B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/584—Scratch resistance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2333/00—Polymers of unsaturated acids or derivatives thereof
- B32B2333/04—Polymers of esters
- B32B2333/12—Polymers of methacrylic acid esters, e.g. PMMA, i.e. polymethylmethacrylate
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- Laminated Bodies (AREA)
- Insulating Bodies (AREA)
Abstract
The invention provides a novel window film. The novel window film comprises an anti-scratch layer, a substrate layer, a pressure-sensitive adhesive layer and a release layer, wherein an anti-scratch heat insulation layer is also arranged between the anti-scratch layer and the substrate layer; an ultraviolet absorbent is added into the pressure-sensitive adhesive layer and accounts for 3%-5% of the weight of the pressure-sensitive adhesive layer. The window film has the characteristics of being simple in preparation process, excellent in anti-scratch performance, excellent in ageing-resistant performance, high in infrared ray rejection rate, high in ultraviolet rejection rate, convenient to construct, easy to mount and free of residual adhesive after being demounted.
Description
Technical field
The present invention relates to a kind of fenestrated membrane with double-deck anti-scratch layer, there is the characteristics such as excellent scratch resistance, ageing-resistant performance and height are heat insulation, high-barrier ultraviolet.The present invention can be widely used in the field such as building glass, vehicle glass pad pasting.
Background technology
Glass fenestrated membrane is a kind of polyester composite sheet material of functionalization of multilayer.According to the difference of application, current glass fenestrated membrane is roughly divided into three classes: building glass fenestrated membrane, vehicle glass fenestrated membrane, safety glass fenestrated membrane.The application of fenestrated membrane is more and more extensive, and after 2000, thermal isolation film, antiknock film are used on automobile in a large number, and safety diaphragm is used on bank counter in a large number.
At present, fenestrated membrane manufacture has following several production technology: the first, dyeing, is coated on the glue being mixed with dyestuff on PET or between two-layer PET film by coating combination process, carries out painted to PET base material, makes it present different colors as required.Advantage is that color is various, and technique is simple, and cost is lower; Shortcoming is that UV resistant does not irradiate, and fugitive color, the shelf-life is not long.The second, vacuum evaporation process, vacuum evaporation plated film, by application thermal evaporation (for the simple metal of low melting temperature) technique, plates various metal, alloy or oxide covering.The third, magnetron sputtering technique, magnetron sputtering embrane method is the process of a kind of advanced person grown up the phase at the end of the seventies in last century, it is in vacuum equipment, under electric energy effect, various metal or metal synthesis target charged ion is clashed into, make the high heat insulation metallic diaphragm of low reflection of multiple dense, coat substrate surface uniformly in order, but this process costs is higher.4th kind, lamination combination process, by adhesive, by the thin layer composite of difference in functionality together, thus makes it possess antiknock, heat insulation, safe function.But this technique ageing-resistant performance is poor, limit of easily having come unstuck.Therefore, production technology is simple, with low cost and the fenestrated membrane of excellent performance is the Main way instantly researched and developed.
Summary of the invention
The object of the invention is to provide a kind of novel fenestrated membrane, possesses following features: production technology is simple, has excellent scratch resistance, ageing-resistant performance, high heat insulation, high-barrier ultraviolet, does not stay the characteristics such as cull after being easy to installation, dismounting.
A kind of novel fenestrated membrane, comprises anti-scratch layer, substrate layer, pressure-sensitive adhesive layer and release layer, between anti-scratch layer and substrate layer, be also provided with scratch resistance thermal insulation layer, in pressure-sensitive adhesive layer, be added with ultraviolet absorber, the percentage by weight that ultra-violet absorber accounts for pressure-sensitive adhesive layer is 3% ~ 5%.
Described scratch resistance thermal insulation layer is the mixture of heat-barrier material and scratch resistance material, and scratch resistance material is the polyacrylate of polyacrylate or modification.
Component thing contained by described scratch resistance thermal insulation layer and percentage by weight as follows:
Nanometer multi-element metal doped stannum oxide 10% ~ 30%
High-functionality polyurethane acrylic prepolymer 5% ~ 15%
Polyfunctional acrylic ester prepolymer 5% ~ 15%
Light trigger 0.5% ~ 3%
First solvent 50% ~ 70%
First auxiliary agent 1% ~ 3%;
The thickness of described anti-scratch layer is 0.1 ~ 50 μm, and the thickness of scratch resistance thermal insulation layer is 1 ~ 50 μm, and the thickness of substrate layer is 2 ~ 100 μm, and the thickness of pressure sensitive adhesive is 5 ~ 25 μm, and the thickness of mould release membrance is 1 ~ 50 μm.
The degree of functionality of described high-functionality polyurethane acrylic prepolymer is 6 ~ 10, and the degree of functionality of polyfunctional acrylic ester prepolymer is 4 ~ 8.
Described anti-scratch layer thickness is 0.5 ~ 4 μm, and scratch resistance insulation thickness is 8 ~ 15 μm, and pressure-sensitive adhesive layer thickness is 15 ~ 25 μm, and mould release membrance thickness is 25 ~ 50 μm.
Described anti-scratch layer is polyacrylate, or the polyacrylate of modification.
Pretreatment is carried out on described substrate layer surface, and surface treatment component and percentage by weight are:
Resin 3% ~ 27%
Second solvent 65% ~ 90%
Crosslinking agent 1% ~ 2%
Second auxiliary agent 1% ~ 6%.
Selected resin can be one or more in polyacrylate, polyesters, polyurethanes, optimization polypropylene esters of gallic acid.
Described ultra-violet absorber can select one or more in salicylate class, benzophenone class, benzotriazole, triazines and hindered amines.
The present invention is by the setting respectively of anti-scratch layer and scratch resistance thermal insulation layer, make the case hardness of fenestrated membrane reach 4H ~ 6H, improve case hardness, by the setting of scratch resistance thermal insulation layer, the fenestrated membrane infrared barrier rate formed reaches more than 90%, and visible light transmissivity can reach more than 68%.While improve window film insulation effect and visible light transmissivity, scratch resistance thermal insulation layer surface arranges anti-scratch layer again, enhances scratch resistant ability; With the addition of ultraviolet absorber at pressure-sensitive adhesive layer, the ultraviolet of more than 99% can be stopped, prevent fenestrated membrane aging simultaneously; Membrane surface, through process, improves the adhesion strength to thermal insulation layer and pressure-sensitive adhesive layer, and produce cull when preventing fenestrated membrane from removing further, the present invention does not take the technique such as plated film and magnetron sputtering, and production cost is effectively reduced.
Accompanying drawing explanation
Fig. 1 is fenestrated membrane structural representation of the present invention.
In figure, each label is expressed as: 1, anti-scratch layer, and 2, scratch resistance thermal insulation layer, 3, substrate layer, 4, pressure-sensitive adhesive layer, 5, release layer.
Detailed description of the invention
Substrate layer of the present invention can be polyethylene, polypropylene, ABS, poly-to this naphthalate, polybutylene terephthalate (PBT), polycarbonate resin.
Light trigger selected by the present invention can be monoacylphosphine oxides or two acylphosphine oxide; Selected first solvent can be aliphatic hydrocarbon, aromatic hydrocarbons, ketone, ester class or alcohols, preferred ketone and aromatic hydrocarbons, can be used alone or used in combination.Selected first auxiliary agent is levelling agent and defoamer, the optional organic silicon type of levelling agent or acrylic ester type, defoamer optional silicon ether Copolymer, organosiloxane, polyethers, imines or amide-type.
Second solvent of the present invention is water; Second auxiliary agent is surface active agent and slipping agent, and surface active agent can be anionic surface active agent or non-ionic surface wetting agent, and slipping agent can be silica-based or polymethyl methacrylate class.
Pressure-sensitive adhesive layer of the present invention can select natural rubber, synthetic rubber, acrylic compounds, polytrimethylene ether class, urethane or silicone pressure sensitive adhesive.
The preferred acrylic psa of pressure-sensitive adhesive layer of the present invention.
Acrylic psa of the present invention is acrylic acid, methyl acrylate, ethyl acrylate, butyl acrylate, propyl acrylate, EMA, the polymer of butyl methacrylate or copolymer.
Windowpane film preparation mode provided by the invention is as follows:
After first membrane surface being carried out surface treatment by gravure coating process or Mayer rubbing method, adopt nick roller accurate rubbing method coating scratch resistance heat-barrier material, the PET film of coated thermal insulation layer is adopted equally nick roller accurate rubbing method coating scratch resistance solution, last on the basement membrane back side by mode pressure-sensitive adhesive coating that slit is coated with, after drying, more a kind of novel fenestrated membrane can be obtained after scribbling the composite membrane of pressure sensitive adhesive and mould release membrance compound.
Below in conjunction with embodiment, the present invention is described further.
Embodiment 1
Thickness is the pet sheet face process of 2 μm: by 3g polyacrylate, (trade mark is BLJ-530, Shanghai Bao Lijia Chemical Co., Ltd.), (trade mark is SAC-100 to 1g crosslinking agent, Shanghai is by grace Chemical Co., Ltd.), 1g second auxiliary agent (surface active agent, the trade mark is HR3850, Guangzhou Si Luoke Chemical Co., Ltd.), add in 90g second solvent (water), stir 20 minutes, the solution left standstill is applied to the PET film surface of biaxial tension by solution left standstill after 30 minutes, drying 2 minutes at the temperature of 135 DEG C.
By 10g nanometer multi-element metal doped stannum oxide, (degree of functionality is 10 to 15g high-functionality polyurethane acrylic prepolymer, the trade mark is DR-U591, Changxing chemical material Co., Ltd), (degree of functionality is 4 to the polyfunctional acrylic ester prepolymer of 15g, the trade mark is UXF-6006w, Co., Ltd of Sa Bisi section of Shenzhen), (trade mark is 184 to 1g light trigger, Tianjin proud son of heaven Chemical Co., Ltd.), 2g first auxiliary agent (levelling agent, the trade mark is HR3850, mountain of papers boat profit chemical plant, Jishui) join in first solvent (butanone) of 60g, stir 20 minutes, the solution left standstill is applied to the surface of the PET film after surface treatment by solution left standstill after 30 minutes, UV solidification after dry 2 minutes at the temperature of 80 DEG C, the obtained thermal insulation layer with certain adhesion strength, scratch resistance insulation thickness is 10 μm.At the outer surface coating scratch resistance material of thermal insulation layer, obtained anti-scratch layer, anti-scratch layer thickness 0.5 μm.Last on the back side of PET film by the mode that slit is coated with, even spread pressure sensitive adhesive, pressure sensitive adhesive drying is obtained pressure-sensitive adhesive layer afterwards, and the ultra-violet absorber of doping is benzotriazole, accounts for 3% of pressure-sensitive adhesive layer percentage by weight.Pressure-sensitive adhesive layer thickness is 25 μm.Again the mould release membrance compound of pressure-sensitive adhesive layer and 25 μm is obtained novel fenestrated membrane, survey its performance in table 1.
Embodiment 2
Thickness is the pet sheet face process of 20 μm: by 20g polyacrylate, (trade mark is BLJ-530, Shanghai Bao Lijia Chemical Co., Ltd.), (trade mark is SAC-100 to 1.5g crosslinking agent, Shanghai is by grace Chemical Co., Ltd.), 3g second auxiliary agent (surface active agent, the trade mark is X-405, Guangzhou Heng Yu Chemical Co., Ltd.) add in 75.5g second solvent (water), stir 20 minutes, the PET film that the solution left standstill was applied to biaxial tension after 30 minutes by solution left standstill is two-sided, drying 2 minutes at the temperature of 135 DEG C.
By 20g nanometer multi-element metal doped stannum oxide, (degree of functionality is 8 to 5g high-functionality polyurethane acrylic prepolymer, the trade mark is DR-U095, Changxing chemical material Co., Ltd), (degree of functionality is 6 to the polyfunctional acrylic ester prepolymer of 5g, the trade mark is ACC-301, Xiamen Ai Kema Chemical Co., Ltd.), (trade mark is 184 to 3g light trigger, Tianjin proud son of heaven Chemical Co., Ltd.), 1g first auxiliary agent (levelling agent, the trade mark is H140, Guangzhou Heng Sike trade Co., Ltd) join in first solvent (toluene and butanone mixture) of 70g, stir 20 minutes, the solution left standstill is applied to the surface of the PET film after surface treatment by solution left standstill after 30 minutes, UV solidification after dry 2 minutes at 80 DEG C of temperature, the obtained thermal insulation layer with certain adhesion strength, scratch resistance insulation thickness is 15 μm.At the outer surface coating scratch resistance material of thermal insulation layer, obtained anti-scratch layer, anti-scratch layer thickness is 2 μm, last on the PET film back side by mode that slit is coated with, uniform pressure-sensitive adhesive coating, obtained pressure-sensitive adhesive layer after dry, the ultra-violet absorber of doping is salicylate class, accounts for 3% of pressure-sensitive adhesive layer percentage by weight.Pressure-sensitive adhesive layer thickness is 20 μm.Again the mould release membrance compound of pressure-sensitive adhesive layer and 40 μm is obtained novel fenestrated membrane, survey its performance in table 1.
Embodiment 3
Thickness is the pet sheet face process of 50 μm: by 27g polyacrylate, (trade mark is BLJ-530, Shanghai Bao Lijia Chemical Co., Ltd.), (trade mark is SAC-100 to 2g crosslinking agent, Shanghai is by grace Chemical Co., Ltd.), 6g second auxiliary agent (surface active agent, the trade mark is X-405, Guangzhou Heng Yu Chemical Co., Ltd.) add in 65g second solvent (water), stir 20 minutes, the PET film that the solution left standstill was applied to biaxial tension after 30 minutes by solution left standstill is two-sided, drying 2 minutes at the temperature of 135 DEG C.
By 30g nanometer multi-element metal doped stannum oxide, (degree of functionality is 6 to 10g high-functionality polyurethane acrylic prepolymer, the trade mark is INV-UV601, Guangzhou Hao Yi Chemical Industry Science Co., Ltd), (degree of functionality is 8 to the polyfunctional acrylic ester prepolymer of 10g, the trade mark is DH-408, the good photochemical Science and Technology Ltd. of Shenzhen ancient cooking vessel), (trade mark is 184 to 0.5g light trigger, Tianjin proud son of heaven Chemical Co., Ltd.), 3g first auxiliary agent (defoamer, the trade mark is JK100, Guangzhou Wen Jia Chemical Co., Ltd.) join in first solvent (acetone) of 50g, stir 20 minutes, the solution left standstill is applied to the surface of the PET film after surface treatment by solution left standstill after 30 minutes, UV solidification after dry 2 minutes at the temperature of 80 DEG C, the obtained thermal insulation layer with certain adhesion strength, scratch resistance insulation thickness is 8 μm.At the outer surface coating scratch resistance material of thermal insulation layer, obtained anti-scratch layer, anti-scratch layer thickness is 4 μm.Last on the PET film back side by the mode that slit is coated with, uniform pressure-sensitive adhesive coating, obtained pressure-sensitive adhesive layer after dry, the ultra-violet absorber of doping is benzophenone class, accounts for 5% of pressure-sensitive adhesive layer percentage by weight.Pressure-sensitive adhesive layer thickness is 15 μm, then the mould release membrance compound of pressure-sensitive adhesive layer and 50 μm is obtained novel fenestrated membrane, surveys its performance in table 1.
Embodiment 4
Thickness is the pet sheet face process of 75 μm: by 18g polyacrylate, (trade mark is BLJ-530, Shanghai Bao Lijia Chemical Co., Ltd.), (trade mark is SAC-100 to 1.3g crosslinking agent, Shanghai is by grace Chemical Co., Ltd.), 2g second auxiliary agent (surface active agent, the trade mark is HR3850, Guangzhou Si Luoke Chemical Co., Ltd.), add in 79g second solvent (water), stir 20 minutes, the PET film that the solution left standstill was applied to biaxial tension after 30 minutes by solution left standstill is two-sided, drying 2 minutes at the temperature of 135 DEG C.
By 15g nanometer multi-element metal doped stannum oxide, (degree of functionality is 10 to 12g high-functionality polyurethane acrylic prepolymer, the trade mark is DR-U591, Changxing chemical material Co., Ltd), (degree of functionality is 6 to the polyfunctional acrylic ester prepolymer of 8g, the trade mark is ACC-301, Xiamen Ai Kema Chemical Co., Ltd.), (trade mark is 184 to 0.8g light trigger, Tianjin proud son of heaven Chemical Co., Ltd.), 2.5g first auxiliary agent (levelling agent, the trade mark is H140, Guangzhou Heng Sike trade Co., Ltd) join in first solvent (toluene and butanone mixture) of 62g, stir 20 minutes, the solution left standstill is applied to the surface of the PET film after surface treatment by solution left standstill after 30 minutes, UV solidification after dry 2 minutes at the temperature of 80 DEG C, the obtained thermal insulation layer with certain adhesion strength, scratch resistance insulation thickness is 9 μm.At the outer surface coating scratch resistance material of thermal insulation layer, obtained anti-scratch layer, anti-scratch layer thickness is 1 μm.Last on the PET film back side by the mode that slit is coated with, uniform pressure-sensitive adhesive coating, obtained pressure-sensitive adhesive layer after dry, the ultra-violet absorber of doping is triazines, accounts for 4% of pressure-sensitive adhesive layer percentage by weight.Pressure-sensitive adhesive layer thickness is 18 μm, then the mould release membrance compound of pressure-sensitive adhesive layer and 35 μm is obtained novel fenestrated membrane, surveys its performance in table 1.
Embodiment 5
Thickness is the pet sheet face process of 100 μm: by 24g polyacrylate, (trade mark is BLJ-530, Shanghai Bao Lijia Chemical Co., Ltd.), (trade mark is SAC-100 to 1.8g crosslinking agent, Shanghai is by grace Chemical Co., Ltd.), 5g second auxiliary agent (surface active agent, the trade mark is X-405, Guangzhou Heng Yu Chemical Co., Ltd.) add in 69g second solvent (water), stir 20 minutes, the PET film that the solution left standstill was applied to biaxial tension after 30 minutes by solution left standstill is two-sided, drying 2 minutes at the temperature of 135 DEG C.
By 25g nanometer multi-element metal doped stannum oxide, (degree of functionality is 8 to 8g high-functionality polyurethane acrylic prepolymer, the trade mark is DR-U095, Changxing chemical material Co., Ltd), (degree of functionality is 8 to the polyfunctional acrylic ester prepolymer of 12g, the trade mark is DH-408, the good photochemical Science and Technology Ltd. of Shenzhen ancient cooking vessel), (trade mark is 184 to 2g light trigger, Tianjin proud son of heaven Chemical Co., Ltd.), 1.5g first auxiliary agent (levelling agent, the trade mark is HR3850, mountain of papers boat profit chemical plant, Jishui) join in first solvent (acetone) of 52g, stir 20 minutes, the solution left standstill is applied to the surface of the PET film after surface treatment by solution left standstill after 30 minutes, UV solidification after dry 2 minutes at the temperature of 80 DEG C, the obtained thermal insulation layer with certain adhesion strength, scratch resistance insulation thickness is 12 μm.At the outer surface coating scratch resistance material of thermal insulation layer, obtained anti-scratch layer, anti-scratch layer thickness is 3 μm.Last on the PET film back side by the mode that slit is coated with, uniform pressure-sensitive adhesive coating, obtained pressure-sensitive adhesive layer after dry, the ultra-violet absorber of doping is hindered amines, accounts for 3% of pressure-sensitive adhesive layer percentage by weight.Pressure-sensitive adhesive layer thickness is 22 μm, then the mould release membrance compound of pressure-sensitive adhesive layer and 45 μm is obtained novel fenestrated membrane, surveys its performance in table 1.
Comparative example 1
PET film one side adopts intaglio plate coating thermal insulation layer, at thermal insulation layer surface coating anti-scratch layer, coating layer thickness is 4 μm, coating fluid, pressure-sensitive adhesive layer coating fluid is intercepted at the another side coated UV of PET film, thickness is respectively 3 μm and 20 μm, the mould release membrance that compound is 40 μm obtains thermal-insulation window film, surveys its performance in table 1.
Comparative example 2
PET film one side adopts magnetron vacuum sputtering technology to make metallic insulation layer, and at the another side coating anti-scratch layer coating fluid of PET film, coating layer thickness is 4 μm.Coated UV barrier layer coating fluid, pressure sensitive adhesive adhesion coating coating fluid on metallic insulation layer, thickness is respectively 3 μm and 20 μm, and the mould release membrance that compound is 25 μm obtains thermal-insulation window film, surveys its performance in table 1.
The method of testing of properties is as follows:
(1) pencil hardness test: reference standard GBT6739-1996, utilizes pencil hardness tester to measure anti-scratch layer case hardness.
(2) adhesion test method: reference standard GBT9286-1998, with cross-cut tester test anti-scratch layer surface adhesion force, is divided into 1B, 2B, 3B, 4B and 5B totally 5 grades from low to high.
(3) ultraviolet, infrared, visible transmitance utilize optics to test through tester.
Table 1 fenestrated membrane performance
The above results shows, be coated with anti-scratch layer after PET film surface coating scratch resistance thermal insulation layer in the present invention, make fenestrated membrane product possess high heat insulation, high-barrier ultraviolet while, adhesion strength is excellent, and anti-scratch layer adhesive force significantly improves, weather resistance strengthens.
Claims (10)
1. a novel fenestrated membrane, comprise anti-scratch layer (1), substrate layer (3), pressure-sensitive adhesive layer (4) and release layer (5), it is characterized in that, between anti-scratch layer (1) and substrate layer (3), be also provided with scratch resistance thermal insulation layer (2), in pressure-sensitive adhesive layer, be added with ultraviolet absorber, the percentage by weight that ultra-violet absorber accounts for pressure-sensitive adhesive layer is 3% ~ 5%.
2. novel fenestrated membrane according to claim 1, is characterized in that, described scratch resistance thermal insulation layer contains heat-barrier material and scratch resistance material, and scratch resistance material is the polyacrylate of polyacrylate or modification.
3. novel fenestrated membrane according to claim 1 and 2, is characterized in that, component thing contained by described scratch resistance thermal insulation layer and percentage by weight as follows:
Nanometer multi-element metal doped stannum oxide 10% ~ 30%
High-functionality polyurethane acrylic prepolymer 5% ~ 15%
Polyfunctional acrylic ester prepolymer 5% ~ 15%
Light trigger 0.5% ~ 3%
First solvent 50% ~ 70%
First auxiliary agent 1% ~ 3%.
4. novel fenestrated membrane according to claim 3, is characterized in that, the degree of functionality of described high-functionality polyurethane acrylic prepolymer is 6 ~ 10, and the degree of functionality of polyfunctional acrylic ester prepolymer is 4 ~ 8.
5. novel fenestrated membrane according to claim 4, is characterized in that, the thickness of described anti-scratch layer is 0.1 ~ 50 μm, the thickness of scratch resistance thermal insulation layer is 1 ~ 50 μm, the thickness of substrate layer is 2 ~ 100 μm, and the thickness of pressure sensitive adhesive is 5 ~ 25 μm, and the thickness of mould release membrance is 1 ~ 50 μm.
6. novel fenestrated membrane according to claim 5, is characterized in that, described anti-scratch layer thickness is 0.5 ~ 4 μm, and scratch resistance insulation thickness is 8 ~ 15 μm, and pressure-sensitive adhesive layer thickness is 15 ~ 25 μm, and mould release membrance thickness is 25 ~ 50 μm.
7. novel fenestrated membrane according to claim 6, is characterized in that, anti-scratch layer is polyacrylate, or the polyacrylate of modification.
8. novel fenestrated membrane according to claim 7, is characterized in that, pretreatment is carried out on described substrate layer surface, and surface treatment component and percentage by weight are:
Resin 3% ~ 27%
Second solvent 65% ~ 90%
Crosslinking agent 1% ~ 2%
Second auxiliary agent 1% ~ 6%.
9. novel fenestrated membrane according to claim 8, is characterized in that, described resin can be one or more in polyacrylate, polyesters, polyurethanes.
10. novel fenestrated membrane according to claim 9, is characterized in that, described ultra-violet absorber can select one or more in salicylate class, benzophenone class, benzotriazole, triazines and hindered amines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410624660.7A CN104369497A (en) | 2014-11-09 | 2014-11-09 | Novel window film |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410624660.7A CN104369497A (en) | 2014-11-09 | 2014-11-09 | Novel window film |
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| CN104369497A true CN104369497A (en) | 2015-02-25 |
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| CN201410624660.7A Pending CN104369497A (en) | 2014-11-09 | 2014-11-09 | Novel window film |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105331309A (en) * | 2015-11-19 | 2016-02-17 | 福州顺升科技有限公司 | Thermal-insulation and energy-saving membrane for building glass |
| CN107685515A (en) * | 2017-09-19 | 2018-02-13 | 海安浩驰科技有限公司 | Fenestrated membrane and preparation method thereof |
| CN107972342A (en) * | 2016-10-21 | 2018-05-01 | 苏州今道创业投资有限公司 | A kind of heat insulation and wear resistance fenestrated membrane |
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|---|---|---|---|---|
| CN105331309A (en) * | 2015-11-19 | 2016-02-17 | 福州顺升科技有限公司 | Thermal-insulation and energy-saving membrane for building glass |
| CN107972342A (en) * | 2016-10-21 | 2018-05-01 | 苏州今道创业投资有限公司 | A kind of heat insulation and wear resistance fenestrated membrane |
| CN107685515A (en) * | 2017-09-19 | 2018-02-13 | 海安浩驰科技有限公司 | Fenestrated membrane and preparation method thereof |
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