CN205982697U - Pressure -sensitive type light scattering complex film - Google Patents
Pressure -sensitive type light scattering complex film Download PDFInfo
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- CN205982697U CN205982697U CN201620158515.9U CN201620158515U CN205982697U CN 205982697 U CN205982697 U CN 205982697U CN 201620158515 U CN201620158515 U CN 201620158515U CN 205982697 U CN205982697 U CN 205982697U
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- pressure
- sensitive adhesive
- adhesive layer
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- light scattering
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Abstract
The utility model discloses a pressure -sensitive type light scattering complex film, include the light scattering membrane and coat in the pressure sensitive adhesive layer on the arbitrary surface of light scattering membrane, pressure sensitive adhesive layer is optical clear pressure sensitive adhesive layer or light scattering type pressure sensitive adhesive layer. The utility model discloses structure and manufacturing process are simple, and be with low costs to it is high to have mist degree height, light transmittance, mist degree and light transmittance stability characteristics such as get well. During the use, can tailor according to operation requirement and shape, technologies such as craft or vacuum plastic molding are laminated it on lighting equipment such as window glass, light guide plate, lamp house, lamp cover, photoflash lamp, torch and lighting apparatus to multilayer stacking, dismantlement, change as required. It is very convenient to use, and application prospect is good, and market value is big.
Description
Technical field
This utility model is related to a kind of optical thin film, spreads composite membrane particularly to a kind of pressure sensitive light.
Background technology
Optical diffusion film is a kind of point source can be converted into line source or area source possesses the thin film of light diffusion function.When
When diffusion layer, light will reflect, reflect and scattering phenomenon light, thus causing optics diffusion effect.But at present
On market, the photodiffusion material with plastics as base material is prepared to light diffusing sheet and light diffusion profile shapes mostly, such as of different shapes
Fluorescent tube, lampshade etc., typically have higher thickness, for specific device.
In order to meet some special requirements, people have also prepared optical diffusion film, and optical diffusion film can widen light further
Diffusion sheet material and the application of profile shapes, some light diffusing sheets, light spread what profile shapes was inconvenient to use, can with optical diffusion film
To be conveniently used, and good effect can be produced.Optical diffusion film can be widely applied to flat pannel display, LED lamp, or even application
In fields such as construction window daylightings.
In recent years, people exploitation, application optical diffusion film research in, though to some structures of optical diffusion film, shape and
Preparation method application Patents.Such as utility model patent (China Patent No.：201220325961.6) disclose one kind
Optical diffusion film, including pet layer and PET light diffusion layer, described PET light diffusion layer is located at the surface of pet layer.In order that optical diffusion film
Reach more preferable optics diffusion effect, using PET light diffusion layer/pet layer/PET light diffusion layer three-layer co-extruded biaxial tension preparation
Form.Utility model patent (China Patent No.：201420205047.7) disclosing optical diffusion, its structure is by four layers of group
Become, with polyethylene as substrate layer, form 3 kinds of light with the light diffusing agent of 3 kinds of different-grain diameters with polyacrylate liquid respectively afterwards and expand
Dispersion liquid, is coated in the surface of polyethylene substrate layer according to the structure that it designs.Or these optical diffusion films are to production equipment requirements
Height, production equipment is expensive；Production technology is numerous and diverse, and the component film number of plies is many, and precision is difficult to control to.And it is directed to optical diffusion film,
Seldom illustrate about optical diffusion film using method at present.
Therefore, need badly and develop a kind of structure and preparation process is simple, use and pressure sensitive light easy for installation diffusion is compound
Film.
Utility model content
This utility model is directed to above-mentioned problem, provides a kind of pressure sensitive light diffusion composite membrane.
This utility model for achieving the above object, takes technical scheme below to be achieved：
A kind of pressure sensitive light spreads composite membrane, including optical diffusion film and the pressure sensitive adhesive being coated on optical diffusion film any surface
Layer；Described pressure-sensitive adhesive layer is optical clear pressure-sensitive adhesive layer or light diffused pressure-sensitive adhesive layer.
Preferably, the one side that described pressure-sensitive adhesive layer is not connected with optical diffusion film posts mould release membrance.
Preferably, the light transmittance in visible region for the described optical clear pressure-sensitive adhesive layer is not less than 92%.
Preferably, the thickness of described pressure-sensitive adhesive layer is 3 μm -30 μm.
It is highly preferred that the thickness of described pressure-sensitive adhesive layer is 5 μm -25 μm.
Preferably, the thickness of described optical diffusion film is 30 μm -200 μm.
When this utility model manufactures, pressure-sensitive adhesive layer mould release membrance is protected, and prevents its self-adhesion；During use, mould release membrance is gone
Fall to fit on device or glass, play the effect of light diffusion.This utility model use is more convenient with installation, can be more preferable
Widen the application of optical diffusion film.
Compared with prior art, this utility model possesses following beneficial effect：
This utility model structure and manufacturing process are simple, low cost, and have that mist degree is high, light penetration is high, mist degree and
The features such as light penetration good stability.During use, according to requirements can carry out cutting, craft or vacuum forming etc. with shape
Technique, is fitted in the luminaires such as window-glass, light guide plate, lamp box, lamp tube cover, photoflash, torch and illumination sets
Standby upper, and can multiple-layer stacked, dismounting, replacing as needed.Using very convenient, application prospect is good, and market value is big.
Brief description
Fig. 1 is the structural representation of this utility model embodiment 1；
Fig. 2 is the structural representation of this utility model embodiment 2；
Specific embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail.
Embodiment 1：
Referring to Fig. 1, a kind of pressure sensitive light spreads composite membrane, is made up of optical diffusion film 11 and optical clear pressure-sensitive adhesive layer 12.
Optical diffusion film 11 therein can be light diffused Merlon (PC) film, light diffused polymethyl methacrylate (PMMA)
Film, light diffused Biaxially oriented polypropylene (BOPP) film, light diffused cyclenes hydrocarbon type copolymer (COC) thin film etc..Optical clear
Pressure-sensitive adhesive layer 12 is mainly polyacrylate or modified polyacrylate type.
During preparation, first sided corona treatment is entered on a surface of optical diffusion film 11, to strengthen the adhesive force of pressure sensitive adhesive, then will
Optical grade (modified) polyacrylate pressure-sensitive water is coated in the process face of optical diffusion film, removes solvent by dry channel,
Sealing coat (mould release membrance) is enclosed on surface in pressure sensitive adhesive again, in case its self-adhesion.Roll, cut, that is, obtain this utility model and produce
Product.
Wherein, the thickness of optical diffusion film is 30 μm -200 μm；The thickness of optical clear pressure-sensitive adhesive layer is 3 μm -30 μm, preferably
5μm-25μm.The light transmittance in visible region for the optical clear pressure-sensitive adhesive layer is not less than 92%.
This utility model pressure sensitive light diffusion compound membrane making technology is simple, low cost, and has mist degree height, light transmission
Rate is high, the features such as mist degree and light penetration good stability.During use, according to requirements can carry out cutting with shape, manual
Or the technique such as vacuum forming, fitted in window-glass, light guide plate, lamp box, lamp tube cover, photoflash, torch etc. and lighted
On equipment and luminaire, and can multiple-layer stacked, dismounting, replacing as needed.Using very convenient, application prospect is good, market
It is worth big.
Embodiment 2：
Referring to Fig. 2, a kind of pressure sensitive light spreads composite membrane, is made up of optical diffusion film 21 and light diffused pressure-sensitive adhesive layer 22.
Optical diffusion film 21 therein can be light diffused Merlon (PC) film, light diffused polymethyl methacrylate (PMMA)
Film, light diffused Biaxially oriented polypropylene (BOPP) film, light diffused cyclenes hydrocarbon type copolymer (COC) thin film etc..Light diffused
Pressure-sensitive adhesive layer 22 is made up of homodisperse smooth diffusion particle and polyacrylate pressure-sensitive or modified polyacrylate pressure sensitive adhesive,
Wherein light diffusion particle can be spherical polysilsesquioxane particle, preparing spherical SiO 2 particles etc..During preparation, first light is spread
One surface of film carries out sided corona treatment, to strengthen the adhesive force of pressure sensitive adhesive, then by light diffused polyacrylate pressure-sensitive
Water is coated in the process face of optical diffusion film, removes solvent by dry channel, then encloses sealing coat on the surface of pressure sensitive adhesive, with
Prevent its self-adhesion.Roll, cut, that is, obtain this utility model product.
Wherein, the thickness of optical diffusion film is 30 μm -200 μm；The thickness of light diffused pressure-sensitive adhesive layer is 3 μm -30 μm, preferably
5μm-25μm.
This utility model pressure sensitive light diffusion compound membrane making technology is simple, low cost, and has mist degree height, light transmission
Rate is high, the features such as mist degree and light penetration good stability.During use, according to requirements can carry out cutting with shape, manual
Or the technique such as vacuum forming, fitted in window-glass, light guide plate, lamp box, lamp tube cover, photoflash, torch etc. and lighted
On equipment and luminaire, and can multiple-layer stacked, dismounting, replacing as needed.Using very convenient, application prospect is good, market
It is worth big.
Only as described above, the only preferred embodiment of this utility model, when can not limit this utility model with this
The scope of enforcement, that is, generally according to simple done by the content described in this utility model claim and utility model description
Equivalence changes and modification, all still belong within this utility model claim scope.Additionally, summary part and title are only
It is used for assisting patent document search to be used, be not used for limiting the interest field of this utility model.
Claims (3)
1. a kind of pressure sensitive light diffusion composite membrane is it is characterised in that including optical diffusion film and being coated on optical diffusion film any surface
Pressure-sensitive adhesive layer；Described pressure-sensitive adhesive layer is optical clear pressure-sensitive adhesive layer or light diffused pressure-sensitive adhesive layer；Described optical clear is pressure-sensitive
The light transmittance in visible region for the glue-line is not less than 92%；The thickness of described pressure-sensitive adhesive layer is 3 μm -30 μm；Described optical diffusion film
Thickness is 30 μm -200 μm.
2. a kind of pressure sensitive light diffusion composite membrane according to claim 1 it is characterised in that described pressure-sensitive adhesive layer not with light
The one side that diffusion barrier connects posts mould release membrance.
3. a kind of pressure sensitive light diffusion composite membrane according to claim 1 is it is characterised in that the thickness of described pressure-sensitive adhesive layer
For 5 μm -25 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620158515.9U CN205982697U (en) | 2016-03-02 | 2016-03-02 | Pressure -sensitive type light scattering complex film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620158515.9U CN205982697U (en) | 2016-03-02 | 2016-03-02 | Pressure -sensitive type light scattering complex film |
Publications (1)
| Publication Number | Publication Date |
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| CN205982697U true CN205982697U (en) | 2017-02-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201620158515.9U Active CN205982697U (en) | 2016-03-02 | 2016-03-02 | Pressure -sensitive type light scattering complex film |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108897083A (en) * | 2018-08-28 | 2018-11-27 | 张家港康得新光电材料有限公司 | A kind of optical compound film and preparation method thereof |
-
2016
- 2016-03-02 CN CN201620158515.9U patent/CN205982697U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108897083A (en) * | 2018-08-28 | 2018-11-27 | 张家港康得新光电材料有限公司 | A kind of optical compound film and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Pengjiang District 529075 of Guangdong city of Jiangmen province du Ruan Zhen Shang Xiang Cun Huang pit Industrial Zone No. A3 building Patentee after: Guangdong Zhonglian New Material Technology Co., Ltd. Address before: Pengjiang District 529075 of Guangdong city of Jiangmen province du Ruan Zhen Shang Xiang Cun Huang pit Industrial Zone A3 building Patentee before: JIANGMEN ZHONGLIAN PLASTICIZING TECHNOLOGY CO., LTD. |