CN203164450U - Brightness enhancement film with scratch resistant function and liquid crystal display - Google Patents
Brightness enhancement film with scratch resistant function and liquid crystal display Download PDFInfo
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- CN203164450U CN203164450U CN 201220646982 CN201220646982U CN203164450U CN 203164450 U CN203164450 U CN 203164450U CN 201220646982 CN201220646982 CN 201220646982 CN 201220646982 U CN201220646982 U CN 201220646982U CN 203164450 U CN203164450 U CN 203164450U
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Abstract
The utility model provides a brightness enhancement film with a scratch resistant function and a liquid crystal display. A substrate and a prism structure layer are comprised. The prism structure layer is located on the substrate. The substrate has a first optical surface and a second optical surface, wherein the first optical surface and the second optical surface are opposite. The prism structure layer is located on the substrate. The prism structure layer is located on the first optical surface, and the bottom surface is opposite to the second optical surface. The prism structure layer is composed of a number of prism unit structures which are arranged in the same direction. The roof part of each prism unit structure is provided with a number of discontinuous embossment structures. The embossments of the roof part of each prism unit structure are distributed in the prism extension direction. The cross section, which is cut by the plane perpendicular to the prism extension direction, of the position of each prism unit structure is an isosceles triangle, wherein the position of the prism unit structure is not provided with the embossment structures. According to the utility model, the process is greatly simplified when the mould of the brightness enhancement film with the scratch resistant function is produced; large-scale cutting of the mould is avoided; the production efficiency is improved; the production cost is reduced; and the production yield of luminous film groups is improved.
Description
Technical field
The utility model discloses a kind of brightness enhancement film, particularly a kind of bright enhancement film with anti-scratch function that is applied to LCD.
Background technology
At present, bright enhancement film (BEF) is widely used in illuminating module and often uses the energy that bright enhancement film (BEF) increases display brightness and saves the display battery apparatus in the display devices such as the light that light source is sent, especially monitor to be used for converging.The principle of bright enhancement film is by refraction and reflection the light outside the directive observer visual angle to be adjusted within the observer visual angle, has so just improved the utilization factor of luminous energy that light source sends.
Common bright enhancement film (BEF, Brightness Enhancement Film) is constituted in order to the prism bar that converges light by many, and these prism bar are arranged according to a direction, form a prism array, as shown in Figure 1.Conventional prism structure bright enhancement film is owing to can be used with other bloomings in actual applications, and the sharp corners to prism structure causes scratch easily, thereby influences optical quality.In order to address this problem, US Patent No. 7142767 discloses a kind of brightness enhancement film with anti-scratch function, its structure is the prism columns of fillet or platform for increase some tops in traditional brightness enhancement film prism array, these prism heights are higher than its peripheral ordinary construction prism columns, thereby can play anti-scratch effect of rubbing.Yet this kind structure can cause the decline of optical gain values because cancellation wedge angle in whole prism columns top changes fillet or platform structure into; Chinese patent application number is 201110433666.2,201110433691.0,201110433447.4,201110433682.1,201110433679.X, 201110433648.4,201110433684.0,201110433676.6,201120541512.0 proposed a kind of discontinuous bulge-structure, the problem that the optical gain that causes because of the anti-scratch fillet of introducing or the straight angle to overcome descends, but it is actual when producing the used mould structure of this blooming, need the engraving cutter that mould is carried out in a big way cutting, cause cutter to wear and tear easily, and need the long process-cycle.For this reason, the utility model proposes the anti-scratch structure of a kind of novel discontinuous projection, can solve problems such as above-mentioned optical property, shop characteristic simultaneously.
The utility model content
The purpose of this utility model is to propose a kind of brightness enhancement film with anti-scratch function, and solve the production mould that the discontinuous projection anti-scratch structure of existing anti-scratch brightness enhancement film causes and caused tool wear easily, and long problem of production and processing cycle.
For reaching this purpose, the utility model by the following technical solutions:
A kind of brightness enhancement film with anti-scratch function, comprise base material and prism structure layer, described prism structure layer is positioned on the described base material, described base material has the first relative optical surface and second optical surface, described prism structure layer is positioned on the described base material, described prism structure layer is positioned on first optical surface, and the bottom surface is relative with second optical surface; Described prism structure layer is made up of a plurality of prism unit structures of arranging by same direction, and the ridge portion of described prism unit structure is provided with some discontinuous bulge-structures; The projection of prism unit structure ridge portion is distributed on the direction of extension of prism; Described prism unit structure is isosceles triangle in that the bulge-structure place is not set by the xsect that cuts perpendicular to the plane of prism direction of extension.
Preferably, described prism unit structure is not arranging the xsect isosceles triangle drift angle angle A 1 of being cut perpendicular to the plane of prism direction of extension at the bulge-structure place between 60 °～120 °, and height H 1 is between 5 μ m～500 μ m.
Preferably, described bulge-structure is that two base angles equate, drift angle is the class isosceles triangle figure of smooth convex outer curve by the xsect that cuts perpendicular to the plane of prism direction of extension, and two cross-sectional triangle drift angle angle A 1 that hypotenuse angle angle A 2 is cut by same cross section less than prism structure.
Preferably, described bulge-structure summit to the prism unit structure by the distance H 2 on the cross-sectional triangle base of cutting through this bulge-structure summit and perpendicular to the plane of prism direction of extension greater than prism unit structure cross-sectional triangle height H 1.
Preferably, described bulge-structure summit to bulge-structure by the distance h 1 on the xsect base of cutting through the bulge-structure summit and perpendicular to the plane of prism direction of extension less than the prism unit structure by the cross-sectional triangle height H 1 of cutting perpendicular to the plane of prism direction of extension.
Preferably, described bulge-structure by through the bulge-structure summit and perpendicular to first optical surface, be parallel to the X-Y scheme that the xsect that the plane of prism direction of extension cuts is smooth curve and straight line formation, wherein the length L of straight line is between 2 μ m～106 μ m.
Preferably, in the bulge-structure on same prism, have at least two adjacent bulge-structures not overlap each other.
Preferably, the material of described base material is macromolecule copolymer resin, and the material of described prism structure layer is UV-cured resin.
Preferably, described substrate material is polyethylene terephthalate or polymethylmethacrylate, and the material of described prism structure is epoxy acrylic resin or aminoacrylic acid resin or polyvinyl resin or polyurethane acrylic resin or polyester acrylic resin.
A kind of LCD, described LCD is provided with the brightness enhancement film with anti-scratch function.
The beneficial effects of the utility model are: by improving shape and the direction of bulge-structure on the brightness enhancement film, make it when keeping anti-scratch function, overcome the problem that bulge-structure causes optical gain to descend, and owing to bulge-structure on the brightness enhancement film arranges rationally, technology when making the mould of producing this kind blooming is significantly simplified, and has avoided mould is cut on a large scale, has improved production efficiency, reduce production cost, improved the production yield of luminescent film group.
Description of drawings
Fig. 1 is existing anti-scratch function structure of reflection reducting coating synoptic diagram;
Fig. 2 is the utility model embodiment 1 structure of reflection reducting coating synoptic diagram;
Fig. 3 A does not arrange the part of bulge-structure by the shape of cross section synoptic diagram that the plane intercepted on vertical prism direction of extension 110B and process prism unit bulge-structure 120 summits among Fig. 2;
Fig. 3 B arranges the part of bulge-structure 120 by the shape of cross section synoptic diagram that the plane intercepted on bulge-structure 120 summits on vertical prism direction of extension 110B and the process prism unit in the prism unit 118 among Fig. 1;
Fig. 3 C is the plane 106 that brightness enhancement film 100 is parallel to prism direction of extension 110B and vertical first optical surface among Fig. 1, the flat shape synoptic diagram that process prism unit bulge-structure 120 summits intercept;
Fig. 4 is embodiment 2 structure of reflection reducting coating synoptic diagram;
Fig. 5 A does not arrange the part of bulge-structure 220 by the shape of cross section synoptic diagram that the plane intercepted on vertical prism direction of extension 210B and process prism unit bulge-structure 220 summits in the prism unit 218 among Fig. 4;
Fig. 5 B arranges the part of bulge-structure 220 by the shape of cross section synoptic diagram that the plane intercepted on vertical prism direction of extension 210B and process prism unit bulge-structure 220 summits in the prism unit 218 among Fig. 4;
Fig. 5 C is the vertical view of Fig. 4;
Fig. 5 D is the flat shape synoptic diagram that brightness enhancement film 200 is parallel to prism direction of extension 210B and intercepts perpendicular to first optical surface 206, process prism unit bulge-structure 220 summits among Fig. 4.
Fig. 6 is the utility model embodiment 3 structure of reflection reducting coating synoptic diagram;
Fig. 7 A does not arrange the part of bulge-structure 320 by the shape of cross section synoptic diagram that the plane intercepted perpendicular to prism direction of extension 310B in the prism unit 318 among Fig. 6;
Fig. 7 B arranges the part of bulge-structure 320 by the shape of cross section synoptic diagram that the plane intercepted perpendicular to prism direction of extension and process bulge-structure 320 summits in the prism unit 318 among Fig. 6;
Fig. 7 C is the graphics shape synoptic diagram that brightness enhancement film 300 is parallel to prism direction of extension 310B and intercepts perpendicular to planes first optical surface 306, process prism unit bulge-structure 320 summits among Fig. 6;
Fig. 8 is embodiment 4 structural representations of the present utility model;
Fig. 9 A does not arrange the part of bulge-structure 420 by the shape of cross section synoptic diagram that the plane intercepted perpendicular to prism direction of extension 410B in the prism unit 418 among Fig. 8;
Fig. 9 B arranges the part of bulge-structure 420 by the shape of cross section synoptic diagram that the plane intercepted perpendicular to prism direction of extension and process bulge-structure 420 summits in the middle prism unit 418 among Fig. 8;
Fig. 9 C is that brightness enhancement film 400 is parallel to the flat shape synoptic diagram that the plane of prism direction of extension 410B and vertical first optical surface 406 intercepts through bulge-structure summit on the prism unit among the figure.
Embodiment
Be illustrated in figure 1 as the prism structure bright enhancement film structural representation that has anti-scratch characteristic in the prior art of mentioning in the background technology, described bright enhancement film includes a base material 002, one prism structure 008, base material 002 has first optical surface 003 and second optical surface 004 that is positioned at first optical surface, prism structure layer 008 is arranged on first optical surface 003, this prism structure layer 008 is lined up array by a plurality of first prism unit structure 011A and a plurality of second prism structure cellular construction 011B by direction 010A and is constituted, the direction of extension of prism unit structure is 010B, direction of extension at the second prism unit structure 011B has some bulge-structures, and this bulge-structure has incomplete equal lengths in the prism direction of extension.This structure can effectively prevent from scratching the injury that the sharp-pointed drift angle of the first prism unit structure is caused because of friction with other diaphragm in luminescent film group production run, and the non-bulge-structure of the second prism unit structure 011B and the sharp-pointed structure identical with the first prism unit structure 011A, be used for avoiding the reduction of optical gain, it is following unfavorable that but the brightness enhancement film of this kind structure but has when producing: when producing the used mould structure of this blooming, need graver that grinding tool is carried out in a big way cutting, cause cutter to wear and tear easily, and need the long process-cycle.
Further specify the technical solution of the utility model below in conjunction with accompanying drawing and by embodiment.
Embodiment 1:
Be depicted as embodiment of the utility model as Fig. 2, Fig. 3 (A, B, C)
2 is the synoptic diagram with prism structure brightness enhancement film 100 of anti-scratch characteristic among the figure, and brightness enhancement film 100 includes base material 102, prism structure layer 108.Base material 102 has first optical surface 106 and second optical surface 104 relative with first optical surface.Prism structure layer 108 is arranged on first optical surface 106, this prism structure layer 108 is arranged by same direction 110A by a plurality of prism unit 118, prism unit 118 is all pressed same direction 110B and is stretched, have some prism unit 118 to be provided with some discontinuous bulge-structures 120 in the layers of prisms 108, its rule is: the prism unit that is provided with bulge-structure is spaced with no bulge-structure prism unit.
Fig. 3 A does not arrange the part of bulge-structure by the xsect that the plane intercepted on vertical prism direction of extension 110B and process prism unit bulge-structure 120 summits in the prism unit 118 among the embodiment 1, this xsect is isosceles triangle, drift angle angle A 1 is 90 °, and height H 1 is 25um.
Fig. 3 B arranges the part of bulge-structure 120 by the xsect that the plane intercepted on bulge-structure 120 summits on vertical prism direction of extension 110B and the process prism unit in the prism unit 118 among the embodiment 1.The xsect of this bulge-structure 120 is that drift angle is the class isosceles triangle figure of fillet, radius of corner R is 3 μ m, the summit, cross section is 27.5um to the vertical range H2 of prism unit 118 bottoms, the xsect summit of bulge-structure 120 is 17.5um to the vertical range h1 of the xsect bottom of bulge-structure 120, and bulge-structure 120 cross section dual-side angle angle A 2 are 80 °.
Fig. 3 C is parallel to the plane 106 of prism direction of extension 110B and vertical first optical surface, the plane that process prism unit bulge-structure 120 summits intercept for having anti-scratch characteristic brightness enhancement film 100 among the embodiment 1, the spacing L1 of 110B adjacent protrusion structure 120 is 60um on prism unit 118 direction of extension, and the length L 2 of bossing is 40um.
Described base material 102 materials are selected from polyethylene terephthalate, and described prism structure layer 108 material are selected from the polyethylene kind UV-cured resin.The preparation method of described brightness enhancement film is: coating ultraviolet light curing resin bed on base material 102 first optical surfaces 106, with the mold wheel that has with the microstructure complementary structure of prism structure layer 108 UV-cured resin is carried out press mold, can make the UV-cured resin layer form required microstructure, use UV-irradiation subsequently again, the UV-cured resin layer that forms microstructure is solidified, thereby prism structure layer 108 is arranged on first optical surface 106 of base material 102.
Embodiment 2:
Be another embodiment of the present utility model as Fig. 4, Fig. 5 (A, B, C, D).
As shown in Figure 4, brightness enhancement film 200 includes base material 202 in the present embodiment, and prism structure layer 208, described base material 202 have first optical surface 206 and second optical surface 204 relative with first optical surface.Prism structure layer 208 is arranged on first optical surface 206, this prism structure layer 208 is arranged by same direction 210A by a plurality of prism unit, prism unit is all pressed same direction 210B and is stretched, some prism structures 218 are provided with some discontinuous bulge-structures 220 in the layers of prisms 208, and described bulge-structure 220 is stochastic distribution on prism direction of extension 310B.
Fig. 5 A does not arrange the part of bulge-structure 220 by the xsect that the plane intercepted on vertical prism direction of extension 210B and process prism unit bulge-structure 220 summits in the prism unit 218 in the present embodiment, prism unit 218 xsects are isosceles right triangle, drift angle angle A 1 is 90 degree, and H1 is 30um.
Fig. 5 B arranges the part of bulge-structure 220 by the xsect that the plane intercepted on vertical prism direction of extension 210B and process prism unit bulge-structure 220 summits in the prism unit 218 in the present embodiment, this xsect is that drift angle is the class isosceles triangle figure of fillet, and arc radius R is 5 μ m.The summit, cross section is 33.4um to the vertical range H2 of bottom, cross section, and bulge-structure 220 xsect summits are 20.7um to bulge-structure 220 xsect distance from bottom h1, and bulge-structure 220 both sides angle angle A 2 are 74 °.
Fig. 5 C is the vertical view of brightness enhancement film 200 in the present embodiment, in this embodiment described bulge-structure 220 irregular being distributed on the prism unit 218 on prism direction of extension 210B.
The plane that Fig. 5 D is parallel to prism direction of extension 210B and intercepts perpendicular to first optical surface 206, process prism unit bulge-structure 220 summits for brightness enhancement film 200 among the embodiment, the spacing L1 of bossing is between 61 μ m～5000 μ m, and bossing length L 2 is 60um.
Described base material 202 materials are selected from polymethylmethacrylate, and described prism structure layer 208 material are selected from the polyethylene kind UV-cured resin.The preparation method of described brightness enhancement film is: coating ultraviolet light curing resin bed on base material 202 first optical surfaces 206, with the mold wheel that has with the microstructure complementary structure of prism structure layer 208 UV-cured resin is carried out press mold, can make the UV-cured resin layer form required microstructure, use UV-irradiation subsequently again, the UV-cured resin layer that forms microstructure is solidified, thereby prism structure layer 208 is arranged on first optical surface 206 of base material 202.
Embodiment 3:
Shown in Fig. 6, Fig. 7 (A, B, C), be the 3rd embodiment of the present utility model.
As shown in Figure 6, the brightness enhancement film 300 with anti-scratch function includes base material 302, prism structure layer 308.Base material 302 has first optical surface 306 and second optical surface 304 relative with first optical surface, prism structure layer 308 is arranged on first optical surface 306, these prism structure layer 308 inherences are on prism direction of extension 310B, and each prism unit structure 318 certain rule is all arranged is provided with discontinuous bulge-structure 320.
Fig. 7 A does not arrange the part of bulge-structure 320 by the xsect that the plane intercepted perpendicular to prism direction of extension 310B in the prism unit 318 in the present embodiment, this xsect is isosceles triangle, and drift angle angle A 1 is 93 °, and height H 1 is 25um.
Fig. 7 B arranges the part of bulge-structure 320 by the xsect that the plane intercepted perpendicular to prism direction of extension and process bulge-structure 320 summits in the prism unit 318 in the present embodiment, this xsect is the class isosceles triangle figure that a drift angle is a sinusoidal part, sinusoidal curve is by equation y=4*sin(0.4x) μ m determined that wherein x is between 0～2.5 π μ m.The summit, cross section is 30um to the vertical range H2 of bottom, cross section, and bulge-structure 320 xsect summits are 15um to bulge-structure 320 xsect distance from bottom h1, and bulge-structure 320 both sides angle angle A 2 are 60 °.
Fig. 7 C has the figure that anti-scratch characteristic brightness enhancement film 300 is parallel to prism direction of extension 310B and intercepts perpendicular to planes first optical surface 306, process prism unit bulge-structure 320 summits in the present embodiment, its spacing L1 that is shown in the last adjacent protrusion structure 320 of prism unit direction of extension 310B is 60um, and the length L 2 of bossing is 40um.
Described base material 302 materials are selected from polyethylene terephthalate, and described prism structure layer 308 material are selected from the polyethylene kind UV-cured resin.The preparation method of described brightness enhancement film is: coating ultraviolet light curing resin bed on base material 302 first optical surfaces 306, with the mold wheel that has with the microstructure complementary structure of prism structure layer 308 UV-cured resin is carried out press mold, can make the UV-cured resin layer form required microstructure, use UV-irradiation subsequently again, the UV-cured resin layer that forms microstructure is solidified, thereby prism structure layer 308 is arranged on first optical surface 306 of base material 302.
Embodiment 4:
Shown in Fig. 8, Fig. 9 (A, B, C), provided the 4th embodiment of the present utility model.
The synoptic diagram of Fig. 8 for having the brightness enhancement film 400 of anti-scratch function among the embodiment, described brightness enhancement film 400 includes base material 402, prism structure layer 408.Wherein said base material 402 has first optical surface 406 and second optical surface 404 relative with first optical surface; Prism structure layer 408 is arranged on first optical surface 406, this prism structure layer 408 is arranged by same direction 410A by a plurality of prism unit 418, prism unit is all pressed same direction 410B and is stretched, the bulge-structure 420 that the ridge portion of some prism unit 418 has some stochastic distribution, differs in prism direction of extension length.
Fig. 9 A for the part that in the prism unit 418 among the embodiment bulge-structure 420 is not set by the xsect that the plane intercepted perpendicular to prism direction of extension 410B, this xsect is isosceles triangle, drift angle angle A 1 is 91 °, height H 1 is 24.5um.
Fig. 9 B arranges the part of bulge-structure 420 by the xsect that the plane intercepted perpendicular to prism direction of extension and process bulge-structure 420 summits in the prism unit 418 among the embodiment 4, this xsect is the class isosceles triangle figure that a drift angle is a sinusoidal part, sinusoidal curve is by equation y=5*sin(0.25x) μ m determined that wherein x is between 0～4 π μ m.The summit, cross section is 30um to the vertical range H2 of bottom, cross section, and bulge-structure 420 xsect summits are 14um to bulge-structure 420 xsect distance from bottom h1, and bulge-structure 320 both sides angle angle A 2 are 68 °.
Fig. 9 C is parallel to the plane that the plane of prism direction of extension 410B and vertical first optical surface 406 intercepts through bulge-structure summit on the prism unit for having anti-scratch characteristic brightness enhancement film 400 among the embodiment 4, the spacing L1 of bossing and length L 2 are at random, in prism structure layer 408, at least one group of two adjacent bulge-structures 420 overlap.
Described base material 402 materials are selected from polymethylmethacrylate, and described prism structure layer 408 material are selected from the polyethylene kind UV-cured resin.The preparation method of described brightness enhancement film is: coating ultraviolet light curing resin bed on base material 402 first optical surfaces 406, with the mold wheel that has with the microstructure complementary structure of prism structure layer 408 UV-cured resin is carried out press mold, can make the UV-cured resin layer form required microstructure, use UV-irradiation subsequently again, the UV-cured resin layer that forms microstructure is solidified, thereby prism structure layer 408 is arranged on first optical surface 406 of base material 402.
Claims (10)
1. the brightness enhancement film with anti-scratch function comprises base material and prism structure layer, and described prism structure layer is positioned on the described base material, and described base material has the first relative optical surface and second optical surface, and described prism structure layer is positioned on the described base material, it is characterized in that:
Described prism structure layer is positioned on first optical surface, and the bottom surface is relative with second optical surface; Described prism structure layer is made up of a plurality of prism unit structures of arranging by same direction, and the ridge portion of described prism unit structure is provided with some discontinuous bulge-structures;
The projection of prism unit structure ridge portion is distributed on the direction of extension of prism;
Described prism unit structure is isosceles triangle in that the bulge-structure place is not set by the xsect that cuts perpendicular to the plane of prism direction of extension.
2. a kind of brightness enhancement film with anti-scratch function according to claim 1, it is characterized in that: described prism unit structure is not arranging the xsect isosceles triangle drift angle angle A 1 of being cut perpendicular to the plane of prism direction of extension at the bulge-structure place between 60 °～120 °, and height H 1 is between 5 μ m～500 μ m.
3. a kind of brightness enhancement film with anti-scratch function according to claim 2, it is characterized in that: described bulge-structure is that two base angles equate, drift angle is the class isosceles triangle figure of smooth convex outer curve by the xsect that cuts perpendicular to the plane of prism direction of extension, and two cross-sectional triangle drift angle angle A 1 that hypotenuse angle angle A 2 is cut by same cross section less than prism structure.
4. a kind of brightness enhancement film with anti-scratch function according to claim 3 is characterized in that: described bulge-structure summit to the prism unit structure by the distance H 2 on the cross-sectional triangle base of cutting through this bulge-structure summit and perpendicular to the plane of prism direction of extension greater than prism unit structure cross-sectional triangle height H 1.
5. a kind of brightness enhancement film with anti-scratch function according to claim 4 is characterized in that: described bulge-structure summit to bulge-structure by the distance h 1 on the xsect base of cutting through the bulge-structure summit and perpendicular to the plane of prism direction of extension less than the prism unit structure by the cross-sectional triangle height H 1 of cutting perpendicular to the plane of prism direction of extension.
6. a kind of brightness enhancement film with anti-scratch function according to claim 1, it is characterized in that: described bulge-structure by through the bulge-structure summit and perpendicular to first optical surface, be parallel to the X-Y scheme that the xsect that the plane of prism direction of extension cuts is smooth curve and straight line formation, wherein the length L of straight line is between 2 μ m～106 μ m.
7. according to the arbitrary described a kind of brightness enhancement film with anti-scratch function of claim 1 to 6, it is characterized in that: in the bulge-structure on same prism, have at least two adjacent bulge-structures not overlap each other.
8. a kind of brightness enhancement film with anti-scratch function as claimed in claim 1, it is characterized in that: the material of described base material is macromolecule copolymer resin, the material of described prism structure layer is UV-cured resin.
9. according to claim 1 or 8 described a kind of brightness enhancement film with anti-scratch function, it is characterized in that: described substrate material is polyethylene terephthalate or polymethylmethacrylate, and the material of described prism structure is epoxy acrylic resin or aminoacrylic acid resin or polyvinyl resin or polyurethane acrylic resin or polyester acrylic resin.
10. LCD, it is characterized in that: described LCD is provided with each described brightness enhancement film with anti-scratch function of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220646982 CN203164450U (en) | 2012-11-30 | 2012-11-30 | Brightness enhancement film with scratch resistant function and liquid crystal display |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220646982 CN203164450U (en) | 2012-11-30 | 2012-11-30 | Brightness enhancement film with scratch resistant function and liquid crystal display |
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| CN203164450U true CN203164450U (en) | 2013-08-28 |
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| CN 201220646982 Expired - Lifetime CN203164450U (en) | 2012-11-30 | 2012-11-30 | Brightness enhancement film with scratch resistant function and liquid crystal display |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103018802A (en) * | 2012-11-30 | 2013-04-03 | 张家港康得新光电材料有限公司 | Bright enhancement film with scratch resistance function |
| CN106199788A (en) * | 2016-01-12 | 2016-12-07 | 宁波激智科技股份有限公司 | A kind of optical brightening membrane and preparation method thereof |
| CN106199790A (en) * | 2016-01-12 | 2016-12-07 | 宁波激智科技股份有限公司 | A kind of complex optics brightness enhancement film |
| CN106199791A (en) * | 2016-07-07 | 2016-12-07 | 宁波激智科技股份有限公司 | A kind of interval drift angle wobble structure brightness enhancement film |
-
2012
- 2012-11-30 CN CN 201220646982 patent/CN203164450U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103018802A (en) * | 2012-11-30 | 2013-04-03 | 张家港康得新光电材料有限公司 | Bright enhancement film with scratch resistance function |
| CN106199788A (en) * | 2016-01-12 | 2016-12-07 | 宁波激智科技股份有限公司 | A kind of optical brightening membrane and preparation method thereof |
| CN106199790A (en) * | 2016-01-12 | 2016-12-07 | 宁波激智科技股份有限公司 | A kind of complex optics brightness enhancement film |
| CN106199791A (en) * | 2016-07-07 | 2016-12-07 | 宁波激智科技股份有限公司 | A kind of interval drift angle wobble structure brightness enhancement film |
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Assignee: BEIJING KANGDEXIN FILM MATERIAL CO.,LTD. Assignor: ZHANGJIAGANG KANGDE XIN OPTRONICS MATERIAL Co.,Ltd. Contract record no.: 2014990000680 Denomination of utility model: Brightness enhancement film with scratch resistant function and liquid crystal display Granted publication date: 20130828 License type: Exclusive License Record date: 20140822 |
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