CN101452085A - Improvement of pervasion component - Google Patents
Improvement of pervasion component Download PDFInfo
- Publication number
- CN101452085A CN101452085A CNA2007101955908A CN200710195590A CN101452085A CN 101452085 A CN101452085 A CN 101452085A CN A2007101955908 A CNA2007101955908 A CN A2007101955908A CN 200710195590 A CN200710195590 A CN 200710195590A CN 101452085 A CN101452085 A CN 101452085A
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- CN
- China
- Prior art keywords
- pervasion component
- light
- diffusion
- improvement
- particle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000009792 diffusion process Methods 0.000 claims abstract description 56
- 239000002245 particle Substances 0.000 claims abstract description 35
- 239000000758 substrate Substances 0.000 claims abstract description 25
- 239000011368 organic material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 12
- 239000012528 membrane Substances 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- 150000005690 diesters Chemical class 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- -1 polyethylene terephthalate Polymers 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- LNETULKMXZVUST-UHFFFAOYSA-N 1-naphthoic acid Chemical compound C1=CC=C2C(C(=O)O)=CC=CC2=C1 LNETULKMXZVUST-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- 229920002284 Cellulose triacetate Polymers 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- NNLVGZFZQQXQNW-ADJNRHBOSA-N [(2r,3r,4s,5r,6s)-4,5-diacetyloxy-3-[(2s,3r,4s,5r,6r)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6s)-4,5,6-triacetyloxy-2-(acetyloxymethyl)oxan-3-yl]oxyoxan-2-yl]methyl acetate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](OC(C)=O)[C@H]1OC(C)=O)O[C@H]1[C@@H]([C@@H](OC(C)=O)[C@H](OC(C)=O)[C@@H](COC(C)=O)O1)OC(C)=O)COC(=O)C)[C@@H]1[C@@H](COC(C)=O)O[C@@H](OC(C)=O)[C@H](OC(C)=O)[C@H]1OC(C)=O NNLVGZFZQQXQNW-ADJNRHBOSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- 229910021502 aluminium hydroxide Inorganic materials 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- HGAZMNJKRQFZKS-UHFFFAOYSA-N chloroethene;ethenyl acetate Chemical compound ClC=C.CC(=O)OC=C HGAZMNJKRQFZKS-UHFFFAOYSA-N 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000012204 lemonade/lime carbonate Nutrition 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- ILJSQTXMGCGYMG-UHFFFAOYSA-N triacetic acid Chemical compound CC(=O)CC(=O)CC(O)=O ILJSQTXMGCGYMG-UHFFFAOYSA-N 0.000 description 1
Images
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- Optical Elements Other Than Lenses (AREA)
Abstract
A diffusion component of the invention mainly comprises a substrate layer which is provided with a plurality of particles. At least the upper surface and the lower surface of substrate layer is provided with a plurality of projected particles for causing that the surface of substrate layer forms a convexo-concave surface. The light can have an effect of light diffusion through the plurality of particles. When the diffusion component is installed in a backlight unit, a clearance can be formed between the convexo-concave surface and other membranes. The convexo-concave surface can be prevented from contact with other membranes or closing contact for obtaining an effect of anti-sticky.
Description
Technical field
The improvement of a kind of pervasion component of the present invention and back light unit thereof, especially refer to a kind of pervasion component that can be applicable to back light unit, and do not need to form again another anti-adherence (Anti-sticky) layer, and the pervasion component improvement that has the light diffusion simultaneously and prevent adherence (Anti-sticky) effect.
Background technology
A kind of known light pervasion component forms the surface structure of a tool roughness in the upper surface of transparency carrier, make light by the time cause scattering phenomenon, and then reach the function of light diffusion.Another known smooth pervasion component 10, as shown in Figure 1, upper surface in transparency carrier 11 is provided with a diffusion layer 12, this diffusion layer 12 comprises a plurality of diffusion particles 121 and adhesion 122, these diffusion particles 121 can be imbedded adhesion 122 or protrude from adhesion, to form the surface of a tool roughness, when light outwards penetrates via this diffusion layer 12, can cause the function of light diffusion, wherein this diffusion particle is the sphere of transparent natural moulding, according to lens principle, after focusing on, also light can be spread.
And this light pervasion component is when desiring to be assembled in the back light unit, because of needs and other blooming piece stacked mutually, but in order to prevent to be in contact with one another even driving fit because of static between each blooming piece (comprising the light pervasion component), and cause the uneven situation of picture to take place, general many meetings be provided with the structure that can prevent adherence in addition in the blooming piece surface, as the antistatic layer that is disclosed in No. 200724578 notification number M313790 number of TaiWan, China patent publication No. and the notification number M295745 number, and as shown in Figure 1, then form an anti-adherence structure (for example antistatic layer 13) again, to prevent light pervasion component and other blooming piece driving fit together at transparency carrier 11 lower surfaces; Yet the antistatic layer of setting up has in addition increased job sequence and time, has not only increased processing cost, and this antistatic layer has also increased the thickness of whole light pervasion component 10.
Summary of the invention
The present invention, its fundamental purpose is for providing a kind of pervasion component that can be applicable to back light unit, and do not need to form another anti-adherence (Anti-sticky) layer again, and the pervasion component improvement that has the light diffusion simultaneously and prevent adherence (Anti-sticky) effect.
For reaching above-mentioned purpose, pervasion component of the present invention consists predominantly of a substrate layer, be provided with plural particle in this substrate layer, and the upper and lower at least surface of this substrate layer is provided with the outstanding particle of plural number, make this substrate layer surface form convex-concave surface, make light can have the effect of light diffusion via plural particle, when making this pervasion component be assembled in the back light unit, can be by forming the gap between this convex-concave surface and other diaphragm, can prevent to contact even driving fit, to reach the effect of anti-adherence (Anti-sticky) with other diaphragm.
Description of drawings
Fig. 1 is for practising the structural representation that diffusion sheet is arranged;
Fig. 2 is the structural representation of the first embodiment pervasion component among the present invention;
Fig. 3 is the structural representation of the second embodiment pervasion component among the present invention;
Fig. 4 is the structural perspective of the 3rd embodiment pervasion component among the present invention;
Fig. 5 spreads the enlarged diagram of light focusing unit for the 3rd embodiment among the present invention;
Fig. 6 spreads the arrangement synoptic diagram of light focusing unit for the 3rd embodiment among the present invention;
Fig. 7 A, B are the structural representation of the 5th embodiment pervasion component among the present invention;
Fig. 8 A, B, C are the structural representation of the 6th embodiment pervasion component among the present invention;
Fig. 9 A, B, C are installed in the basic structure synoptic diagram of side light type back light module for pervasion component among the present invention;
Fig. 9 D is installed in the basic structure synoptic diagram of direct type backlight module for pervasion component among the present invention.
[figure number explanation]
Diffusion light collecting layer 25 diffusion light focusing unit 251
Embodiment
In order to allow above-mentioned purpose of the present invention, functional character and advantage understand by clearer and more definite quilt, hereinafter with the present invention with preferable example, and cooperate appended graphicly, be described in detail below:
Please refer to Fig. 2, the pervasion component 20 of first embodiment of the invention consists predominantly of a substrate layer 21, and be provided with plural particle 22 in this substrate layer 21, this substrate layer 21 is transparent or semitransparent material, this material can be the high molecular polymer of polyethylene terephthalate (PET), cellulose triacetate (TAC), poly-naphthoic acid second diester (PEN), poly-propylene diester, polyimide, polyethers, polycarbonate, polyamine, tygon, polypropylene or polyvinyl alcohol (PVA), this substrate layer thickness is that 12～300 μ m are good, and the preferably is 25～250 μ m.
Wherein, each particle 22 can be organic material or inorganic, this organic material can be crosslinked polymethylmethacrylaparticles, crosslinked polymethylmethacrylaparticles through acrylate or methacrylate monomers upgrading, methyl methacrylate and cinnamic cross-linked copolymer, poly-silica resin and polypropylmethacryla,es, and can also be titania, iron oxide, aluminium oxide, aluminium hydroxide, aluminium, pigment, carbon black, silica, barium sulphate, inorganics such as lime carbonate, the shape approximation of each particle 22 is spherical, and the mean grain size of each particle 22 is about 0.1～50 μ m, the best is 0.1～25 μ m, and this substrate layer 21 forms pervasion component 20 with plural particle 22 by extrusion or co-extrusion mode, and substrate layer 21 is buried or be convexly set in to these particle 22 parts underground, make and be provided with plural particle 22 in this substrate layer 21, and go up at least, lower surface forms convex-concave surface 23, among the embodiment as shown in the figure, these substrate layer 21 whole surfaces all form convex-concave surface 23.
Be illustrated in figure 3 as second embodiment of pervasion component 20 of the present invention, these substrate layer 21 upper surfaces further are provided with a diffusion layer 24, and this diffusion layer 24 can include plural diffusion particle 241 certainly, and diffusion layer 24 is buried or be convexly set in to these diffusion particle 241 parts underground.
Be illustrated in figure 4 as the 3rd embodiment of pervasion component 20 of the present invention, these substrate layer 21 upper surfaces further are provided with a diffusion light collecting layer 25, this diffusion light collecting layer 25 has a plurality of diffusion light focusing unit 251, each spreads light focusing unit 251 and has a curved surfaces, please consult Fig. 5 and shown in Figure 6 simultaneously, this curved surfaces has a longitudinal axis L and a minor axis W, this longitudinal axis L becomes a ratio with the length of minor axis W, the ratio of its W:L can be 1:1 to 1: ∞, preferable ratio is between 1:1～1:5, it is parallel alternately that long axis direction is about same direction, but the major axis of the diffusion light focusing unit 251 that each is adjacent and minor axis be arbitrary proportion then, and with random fashion arrangement, preferable 20～80 μ m that can be of minor axis W length; Different with the short-axis direction extent of refraction with the long axis direction by curved surfaces, the ratio of the long and short axle of may command makes the axial light of one have light-focusing function, and another axial light then has diffusion function.
Be depicted as the 5th embodiment of pervasion component 20 of the present invention as Fig. 7 A, each spreads light focusing unit 251 and protrudes in diffusion light collecting layer 25, and in diffusion light collecting layer 251, sneak into plural diffusion particle 252, diffusion light collecting layer 251 is buried or be convexly set in to each diffusion particle 252 part underground; Certainly, each spread light focusing unit 251 also can be recessed in the diffusion light collecting layer 25, shown in Fig. 7 B.
Be depicted as the 6th embodiment of pervasion component 20 of the present invention as Fig. 8 A, each spreads light focusing unit 251 and has a groove, and in the enforcement as shown in the figure, this groove can be V-groove, and the surface of outstanding diffusion light collecting layer 25; This groove can also the inverted U groove, and shown in Fig. 8 B, and this diffusion light focusing unit also can be recessed into the U type groove on diffusion light collecting layer 25 surfaces, shown in Fig. 8 C.
During concrete enforcement, pervasion component of the present invention can be installed in the backlight module framework of straight-down negative or side-light type, shown in Fig. 9 A, be pervasion component of the present invention and be installed in the basic structure synoptic diagram of side light type back light module, it mainly is provided with light supply apparatus 32 and plural blooming piece in a carrier 31, this plural number blooming piece can be made of pervasion component 20 and light guide plate 33 at least, and the plate end of this light guide plate 33 is set in the opening part of carrier 31, its light supply apparatus 32 also is arranged at the side of carrier 31, this pervasion component 30 is located at light guide plate 33 tops, to allow the light of light supply apparatus 32 go into light guide plate 33 and penetrate towards the plate face of light guide plate 33 expection from the plate end-fire, to reach the effect that light source shows, and on this pervasion component 20, lower surface is by each particle 22 formed convex-concave surface, when making this pervasion component 20 be stacked and placed on light guide plate 33 tops, each particle 22 can form plural clearance G with light guide plate 33 upper surfaces, to prevent that this pervasion component 20 from contacting even driving fit with light guide plate 33, to reach the effect of anti-adherence (Anti-sticky).
And among the embodiment shown in Fig. 9 B, substrate layer 21 upper surfaces of this pervasion component 20 further are provided with a diffusion light collecting layer 25, this diffusion light collecting layer 25 has a plurality of diffusion light focusing unit 251, each spreads light focusing unit 251 and has a groove, and each groove and light supply apparatus 32 are parallel direction and arrange, and each groove can also be arranged in vertical direction with light supply apparatus 32, shown in Fig. 9 C; Certainly, light guide plate also can be arranged at the light supply apparatus top, to form direct type backlight module.
Shown in Fig. 9 D, be pervasion component of the present invention and be installed in the basic structure synoptic diagram of direct type backlight module, it mainly is provided with light supply apparatus 32 and blooming piece above a carrier 31, this blooming piece can be by reflector plate 34, diffuser plate 35, pervasion component 20 and prismatic lens 36 constitute, and this diffuser plate 35 is arranged at light supply apparatus 32 tops, pervasion component 20 and prismatic lens 36 then are located at diffuser plate 35 tops in regular turn, 34 of its reflector plates are located between carrier 31 and the light supply apparatus 32, equally by on the pervasion component 20, each particle 22 of lower surface, form plural clearance G with other blooming piece (comprising diffuser plate 35 and prismatic lens 36) surface, to prevent that this pervasion component 20 from contacting even driving fit with other blooming piece, reaching the effect of anti-adherence (Anti-sticky), and this particle 22 also can form diffusion effect with light.
What deserves to be mentioned is, pervasion component of the present invention is by particle set in the substrate layer, do not need to form again another anti-adherence (Anti-sticky) layer, and has the effect of anti-adherence (Anti-sticky), to prevent electrostatic adsorption, and cause the inhomogeneous situation of picture to produce, and this particle more can form diffusion effect with the light that passes through.
As mentioned above, the improvement of the preferable feasible pervasion component of the present invention and back light unit thereof, the application of patent of invention is offered in the whence in accordance with the law; Yet, above implementation and graphic shown in, be preferred embodiment of the present invention, be not to limit to the present invention with this, be with, approximate with structure of the present invention, device, feature etc., identical such as, all should belong to of the present invention founding within purpose and the claim.
Claims (10)
1, a kind of improvement of pervasion component, this pervasion component consists predominantly of a substrate layer, is provided with plural particle in this substrate layer, and the upper and lower at least surface of this substrate layer also is provided with the outstanding particle of plural number, makes this substrate layer surface form convex-concave surface.
2, the improvement of pervasion component according to claim 1, wherein, the shape approximation of each particle is spherical.
3, the improvement of pervasion component according to claim 1, wherein, each particle can be organic material or inorganic.
4, the improvement of pervasion component according to claim 1, wherein, this substrate layer upper surface further is provided with a diffusion layer or diffusion light collecting layer.
5, as the improvement of pervasion component as described in the claim 4, wherein, this diffusion light collecting layer has a plurality of diffusion light focusing unit, and each spreads light focusing unit and has a groove.
6, as the improvement of pervasion component as described in the claim 4, wherein, this diffusion light collecting layer has a plurality of diffusion light focusing unit, and each spreads light focusing unit and has a curved surfaces.
7, as the improvement of pervasion component as described in the claim 4, wherein, this diffusion light collecting layer has a plurality of diffusion light focusing unit, and each spreads light focusing unit and has a curved surfaces, and sneaks into plural diffusion particle in the diffusion light collecting layer.
8, as the improvement of pervasion component as described in claim 6 or 7, wherein, this curved surfaces has a major axis and a minor axis, and the length ratio of this minor axis and this major axis is 1:1～1:5.
9, as the improvement of pervasion component as described in claim 1 or 4, wherein, this pervasion component is located on the carrier, and the top of this carrier or side and be equiped with a light supply apparatus.
10, as the improvement of pervasion component as described in the claim 9, wherein, this carrier is provided with a light guide plate, and this light guide plate is arranged at light supply apparatus side or top, and pervasion component is located at the light guide plate top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101955908A CN101452085A (en) | 2007-12-07 | 2007-12-07 | Improvement of pervasion component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101955908A CN101452085A (en) | 2007-12-07 | 2007-12-07 | Improvement of pervasion component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101452085A true CN101452085A (en) | 2009-06-10 |
Family
ID=40734435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101955908A Pending CN101452085A (en) | 2007-12-07 | 2007-12-07 | Improvement of pervasion component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101452085A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105334555A (en) * | 2015-11-06 | 2016-02-17 | 广东长虹电子有限公司 | Novel high-fog high-brightness diffusion plate |
| CN106154368A (en) * | 2015-03-23 | 2016-11-23 | 宁波激智科技股份有限公司 | A kind of multi-functional complex optical film |
| CN107153298A (en) * | 2016-03-03 | 2017-09-12 | 欧姆龙株式会社 | Planar light source device, display device and electronic equipment |
-
2007
- 2007-12-07 CN CNA2007101955908A patent/CN101452085A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106154368A (en) * | 2015-03-23 | 2016-11-23 | 宁波激智科技股份有限公司 | A kind of multi-functional complex optical film |
| CN105334555A (en) * | 2015-11-06 | 2016-02-17 | 广东长虹电子有限公司 | Novel high-fog high-brightness diffusion plate |
| CN107153298A (en) * | 2016-03-03 | 2017-09-12 | 欧姆龙株式会社 | Planar light source device, display device and electronic equipment |
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| PB01 | Publication | ||
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Open date: 20090610 |