CN101149441A - Reflector plate and backlight module using the reflector plate - Google Patents
Reflector plate and backlight module using the reflector plate Download PDFInfo
- Publication number
- CN101149441A CN101149441A CNA2006101522428A CN200610152242A CN101149441A CN 101149441 A CN101149441 A CN 101149441A CN A2006101522428 A CNA2006101522428 A CN A2006101522428A CN 200610152242 A CN200610152242 A CN 200610152242A CN 101149441 A CN101149441 A CN 101149441A
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- reflector plate
- white
- transparent base
- light
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Abstract
The reflector plate in this invention includes: a transparency backing or white backing, at least a metal film and a uvio-resistant (UV) film, this reflector plate can be applied in negative phototropism module, the metal film can make the light from the light source reflect by the metal film, enhances the reflector effect of the light, the uvio-resistant (UV) film can avoid the reflector plate oxidation, metamorphose to affect the light quality.
Description
Technical field
The relevant a kind of reflector plate structure of the present invention refers to that especially a kind of can be applicable to increases the light reflecting effect in the backlight module, and the reflector plate structure improvement that prevents the reflector plate oxidation deterioration.
Background technology
Generally be applied in the LCD of massaging device, can be according to the demand of actual design, and select to utilize the backlight module framework of straight-down negative or side-light type; As shown in Figure 1, be the basic structure synoptic diagram of a side light type back light module framework, it mainly is provided with light source 12 in a carrier 11, and the plate end of a light guide plate 13 is set in the opening part of carrier 11, light guide plate 13 tops then are provided with several pieces of blooming pieces 14 and liquid crystal panel 15 in regular turn, to allow the light of light source 12 go into light guide plate 13 and penetrate, to reach the effect that liquid crystal panel 15 shows towards the plate face of light guide plate 13 expection from the plate end-fire; Wherein, diffusion sheet 141, brightening piece 142 and last diffusion sheet 143 are arranged at light guide plate 13 tops in regular turn under each blooming piece 14 general using, to increase the diffusion effect of light sources to reach equal light effect by each blooming piece 14.
In addition, be provided with a reflector plate 16, under the effect of reflector plate 16, allow the light of light source 12 penetrate towards light source outgoing plane direction as far as possible, to increase the brightness expression effect of light source outgoing plane in light guide plate 13 belows; Yet the reflex of individual reflection sheet 16 though part light can be penetrated towards light source outgoing plane direction, can be omitted the light of small part, and can't reach the most effective utilization of light source; And this reflector plate major part is added titania by aromatic polyester resin and is constituted, but contained aromatic rings in the aromatic polyester resin strand, if be exposed in the ultraviolet ray, produce oxidation deterioration and xanthochromia because absorbing ultraviolet ray, make light that light source penetrates via rotten reflector plate, and form the light performance that slightly is gold-tinted, and not only influence the bright dipping quality, its reflectivity is reduced.
Summary of the invention
So reflector plate of the present invention and its fundamental purpose of backlight module of using this reflector plate are to increase the light reflecting effect, and the reflector plate structure improvement that prevents the reflector plate oxidation deterioration.
For reaching above-mentioned purpose, reflector plate of the present invention includes: a transparent base, a white resin layer, at least one metallic diaphragm and a uvioresistant (UV) layer, its white resin layer is positioned at a surface of this transparent base, and this at least one metallic diaphragm then is positioned at another surface of this transparent base; Or between this transparent base and white resin layer or another surface of white resin layer, this uvioresistant (UV) layer is then between this transparent base and white resin layer or the outermost layer of this reflector plate.
Wherein, this reflector plate can be applicable in the backlight module of straight-down negative or side-light type, before the light that its metallic diaphragm not only can make light supply apparatus penetrate enters liquid crystal panel, secondary reflection effect through reflector plate and metallic diaphragm, most of light is reflected away, increase the light reflecting effect, light source is effectively utilized, and this uvioresistant (UV) layer more can prevent because of behind the reflector plate oxidation deterioration, the light that light supply apparatus penetrates is via rotten reflector plate, and form the light performance that slightly is gold-tinted, and then influence the bright dipping quality.
Description of drawings
Fig. 1 is for practising the structural representation that side light type back light module is arranged;
Fig. 2 is the structural representation of the first embodiment reflector plate among the present invention;
Fig. 3 is the structural representation of the second embodiment reflector plate among the present invention;
Fig. 4 is the structural representation of the 3rd embodiment reflector plate among the present invention;
Fig. 5 is the structural representation of the 4th embodiment reflector plate among the present invention;
Fig. 6 is the schematic flow sheet of reflector plate generation type among the present invention;
Fig. 7 A, B are the structural representation of the 5th embodiment reflector plate among the present invention;
Fig. 8 is the schematic flow sheet of another generation type of reflector plate among the present invention;
Fig. 9 is the structural representation of the 6th embodiment reflector plate among the present invention;
Figure 10 is installed in the structural representation of side light type back light module for reflector plate among the present invention;
Figure 11 is installed in the structural representation of direct type backlight module for reflector plate among the present invention.
[figure number explanation]
11 carriers, 12 light sources
13 light guide plate, 14 blooming pieces
141 times diffusion sheet 142 brightening pieces
Diffusion sheet 15 liquid crystal panels on 143
16 reflector plates, 2 reflector plates
21 transparent bases, 22 white resin layers
23 metallic diaphragms, 24 uvioresistants (UV) layer
25 white uvioresistants (UV) layer
26 white substrate, 31 carriers
32 light supply apparatuses, 33 light guide plate
34 diffuser plates
Embodiment
For the clear structure of the present invention of your auditor is formed, and the overall operation mode, cooperate graphic being described as follows now:
Reflector plate of the present invention and the backlight module that uses this reflector plate, wherein this reflector plate is provided with at least one metallic diaphragm, not only can make the reflection of light via this metallic diaphragm, increase the light reflecting effect, and reflector plate also can further be provided with uvioresistant (UV) layer, and can prevent influences the bright dipping quality because of the reflector plate oxidation deterioration.
Shown in first embodiment of Fig. 2, this reflector plate 2 includes: a transparent base 21, a white resin layer 22, at least one metallic diaphragm 23 and a uvioresistant (UV) layer 24, its white resin layer 22 can be positioned at a surface of this transparent base 21, metallic diaphragm 23 then can be positioned at another surface of this transparent base 21,24 another surface that is positioned at the white resin layer of uvioresistant (UV) layer.
Second embodiment as shown in Figure 3, this metallic diaphragm 23 also can be between this transparent base 21 and white resin layers 22;
The 3rd embodiment as shown in Figure 4, white resin layer 22 is positioned at a surface of transparent base 21,23 of this metallic diaphragms are positioned at another surface of white resin layer 22, wherein, uvioresistant (UV) layer 24 can be between transparent base 21 and white resin layer 22, or as the 4th embodiment of Fig. 5, this uvioresistant (UV) layer 24 is positioned at another surface of transparent base 21; If metallic diaphragm is a multilayer, then each metallic diaphragm also can be arranged at arbitrary surface of transparent base respectively, or is positioned at arbitrary surface of this white resin layer, also can form the form of multiple reflector plate.
Wherein, the generation type of reflector plate of the present invention, its embodiment has several, and this case be with the following step be embodiment one of them, as shown in Figure 6, it comprises following steps:
A, provide a transparent base, this transparent base can be polyethylene terephthalate (PET), cellulose triacetate (TAC), poly-how dioctyl phthalate glycol ester (PEN), poly-propylene diester, polyimide, polyethers, polycarbonate, polyamine, tygon, polypropylene or polyvinyl alcohol (PVA), polystyrene, polymethylmethacrylate, Polyvinylchloride, epoxy resin, phenolics etc. or its equivalent;
B, in transparent base one surface one white resin layer is set, this white resin layer can be formed by polyethylene terephthalate (PET), cellulose triacetate (TAC), poly-how dioctyl phthalate glycol ester (PEN), poly-propylene diester, polyimide, polyethers, polycarbonate, polyamine, tygon, polypropylene or polyvinyl alcohol (PVA), polystyrene, polymethylmethacrylate, Polyvinylchloride, epoxy resin, phenolics etc. or its equivalent mixture of white dyestuff;
C, in another surface of this transparent base, or between transparent base and the white resin layer or another surface of white resin layer, utilize the mode of physical vapour deposition (PVD) or vacuum coating to form at least one metallic diaphragm, this metallic diaphragm can be made up of metallic element or metal derivative or metal oxide.
D, between transparent base and white resin layer, or the outermost layer of this reflector plate further is provided with a uvioresistant (UV) layer, can form the reflector plate structure shown in Fig. 2 embodiment, the forming mode of this uvioresistant (UV) layer is the mode of ultraviolet light absorber utilization coating can be formed, and its ultraviolet light absorber can be formed by zinc paste, silicon dioxide, titania, aluminium oxide, calcium sulphate, barium sulphate, lime carbonate or its potpourri etc.
Moreover, the 5th embodiment as Fig. 7 A, the structure of reflector plate of the present invention also can include a transparent base 21, one white uvioresistant (UV) layer 25, one metallic diaphragm 23, wherein white uvioresistant (UV) layer 25 is positioned at a surface of this transparent base 21,23 of this metallic diaphragms are positioned between transparent base 21 and white uvioresistant (UV) layer 25, or another surface of white uvioresistant (UV) layer 25, shown in Fig. 7 B.
And another generation type of reflector plate of the present invention, as shown in Figure 8, it comprises following steps:
A, provide a transparent base;
B, one white uvioresistant (UV) layer is set in transparent base one surface, this white uvioresistant (UV) layer is mix ultraviolet light absorber in white resin after, utilize coating method again and moulding, and this white resin can be polyethylene terephthalate (PET), cellulose triacetate (TAC), poly-how dioctyl phthalate glycol ester (PEN), poly-propylene diester, polyimide, polyethers, polycarbonate, polyamine, tygon, polypropylene or polyvinyl alcohol (PVA), polystyrene, polymethylmethacrylate, Polyvinylchloride, epoxy resin, phenolics or the like or its equivalent mixture of white dyestuff are formed;
C, in another surface of this transparent base; Or between transparent base and white uvioresistant (UV) layer or another surface of white uvioresistant (UV) layer, utilize the mode of physical vapour deposition (PVD) or vacuum coating to form at least one metallic diaphragm, this metallic diaphragm can be made up of metallic element or metal derivative or metal oxide, can form the reflector plate structure shown in Fig. 7 A, B embodiment.
Fig. 9 has disclosed the sixth embodiment of the present invention, this reflector plate comprises a white substrate, a metallic diaphragm 23 and uvioresistant (UV) layer 24, this metallic diaphragm 23 is to be positioned at this white substrate 26 1 surfaces, uvioresistant (UV) layer 24 then is positioned at another surface of this white substrate 26, it has equally can increase the light reflecting effect, and the function that prevents the reflector plate oxidation deterioration.
During concrete enforcement, reflector plate of the present invention can be installed in the backlight module framework of straight-down negative or side-light type, as shown in figure 10, be reflector plate of the present invention and be installed in the basic structure synoptic diagram of side light type back light module, it mainly is that light supply apparatus 32 and plural blooming piece are set in a carrier 31, this plural number blooming piece can be made of reflector plate 2 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 11, its light supply apparatus 32 also is arranged at the side of carrier 11, in light guide plate 33 belows reflector plate 2 is set, to allow the light of light supply apparatus 32 go into light guide plate 33 and penetrate, to reach the effect that light source shows towards the plate face of light guide plate 33 expection from the plate end-fire; Certainly, light guide plate also can be arranged at the light supply apparatus top, and reflector plate is located between carrier and the light supply apparatus, to form direct type backlight module.
As shown in figure 11, be reflector plate of the present invention and be installed in the basic structure synoptic diagram of direct type backlight module, it mainly is above a carrier 31 light supply apparatus 32 and blooming piece to be set, this blooming piece can be made of reflector plate 2 and diffuser plate 34, and this diffuser plate 34 is arranged at light supply apparatus 32 tops, 2 of its reflector plates are located between carrier 31 and the light supply apparatus 32, to allow the light of light supply apparatus 32 inject diffuser plate 34 and penetrate, to reach the effect that light source shows towards the plate face of diffuser plate 34 expections.
What deserves to be mentioned is, this reflector plate is applied in the backlight module of above-mentioned straight-down negative or side-light type, be to be arranged between carrier and the light supply apparatus, before the light that its metallic diaphragm not only can make light supply apparatus penetrate enters liquid crystal panel, it is double reflection effect through reflector plate and metallic diaphragm, most of light is reflected away, increase the light reflecting effect, light source is effectively utilized; And the uvioresistant of reflector plate (UV) layer can prevent more that because of behind reflector plate oxidation deterioration and the xanthochromia light that light supply apparatus penetrates forms the light performance that slightly is gold-tinted, and then influences the bright dipping quality, and reduce reflectivity via rotten reflector plate.
The present invention aims to provide a preferable feasible reflector plate and the backlight module that uses this reflector plate, so offer the application of patent of invention in accordance with the law; Yet, above implementation and graphic shown in, be one of preferred embodiment of the present invention person, 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. reflector plate, it includes:
One transparent base;
One white resin layer is positioned at a surface of this transparent base;
At least one metallic diaphragm is positioned at another surface of this transparent base, or between this transparent base and this white resin layer, or is positioned at another surface of this white resin layer;
One UV-resistant layer between this transparent base and this white resin layer, or is positioned at the outermost layer of this reflector plate.
2. reflector plate according to claim 1, wherein, this white resin layer can be formed by polyethylene terephthalate, cellulose triacetate, poly-how dioctyl phthalate glycol ester, poly-propylene diester, polyimide, polyethers, polycarbonate, polyamine, tygon, polypropylene or polyvinyl alcohol (PVA), polystyrene, polymethylmethacrylate, Polyvinylchloride, epoxy resin, phenolics.
3. reflector plate, it includes:
One transparent base;
One white UV-resistant layer is positioned at a surface of this transparent base;
At least one metallic diaphragm is positioned at another surface of this transparent base, or between this transparent base and this white UV-resistant layer, or is positioned at another surface of this white UV-resistant layer.
4. as reflector plate as described in the claim 3, wherein, this white UV-resistant layer is utilized coating method and moulding after can utilizing and mixing ultraviolet light absorber in the white resin again.
5. reflector plate as claimed in claim 4, wherein this white resin can be formed by polyethylene terephthalate, cellulose triacetate, poly-how dioctyl phthalate glycol ester, poly-propylene diester, polyimide, polyethers, polycarbonate, polyamine, tygon, polypropylene or polyvinyl alcohol (PVA), polystyrene, polymethylmethacrylate, Polyvinylchloride, epoxy resin, phenolics.
6. as reflector plate as described in claim 1 or 3, wherein, this transparent base can be: polyethylene terephthalate, cellulose triacetate, poly-how dioctyl phthalate glycol ester, poly-propylene diester, polyimide, polyethers, polycarbonate, polyamine, tygon, polypropylene or polyvinyl alcohol (PVA), polystyrene, polymethylmethacrylate, Polyvinylchloride, epoxy resin, phenolics.
7. reflector plate, it includes:
One white substrate;
At least one metallic diaphragm is positioned at this white substrate one surface;
One UV-resistant layer is positioned at another surface of this white substrate.
8. as reflector plate as described in claim 1 or 7, wherein, this UV-resistant layer can be made up of ultraviolet light absorber.
9. as claim 1,3 or 7 described reflector plates, wherein, this metallic diaphragm can be made up of metallic element or metal derivative or metal oxide.
10. backlight module, it includes at least:
One carrier can be for the structure of carrying light supply apparatus or plural blooming piece;
One light supply apparatus is installed in carrier top or side;
The plural number blooming piece, it includes as claim 1,3 or 7 reflector plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101522428A CN101149441A (en) | 2006-09-20 | 2006-09-20 | Reflector plate and backlight module using the reflector plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101522428A CN101149441A (en) | 2006-09-20 | 2006-09-20 | Reflector plate and backlight module using the reflector plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101149441A true CN101149441A (en) | 2008-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006101522428A Pending CN101149441A (en) | 2006-09-20 | 2006-09-20 | Reflector plate and backlight module using the reflector plate |
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| CN (1) | CN101149441A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102200598A (en) * | 2010-03-25 | 2011-09-28 | 盛玉林 | Material structure capable of reflecting light rays |
| CN102455451A (en) * | 2011-04-29 | 2012-05-16 | 昆山市诚泰电气股份有限公司 | Reflector plate |
| WO2013071607A1 (en) * | 2011-11-18 | 2013-05-23 | 深圳市华星光电技术有限公司 | Reflective panel and backlight system |
| US8888307B2 (en) | 2011-11-18 | 2014-11-18 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Reflector plate and backlight system |
| CN104865731A (en) * | 2015-05-27 | 2015-08-26 | 合肥京东方光电科技有限公司 | Display panel and manufacturing method thereof and display device |
| CN109307898A (en) * | 2017-07-28 | 2019-02-05 | 盐城三鼎电子科技有限公司 | A kind of technique reflected by different materials change |
| CN115071235A (en) * | 2022-07-06 | 2022-09-20 | 福鑫德(漳州)塑胶建材有限公司 | Light-transmission-proof anti-aging sheet for styrene lampshade and manufacturing process thereof |
-
2006
- 2006-09-20 CN CNA2006101522428A patent/CN101149441A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102200598A (en) * | 2010-03-25 | 2011-09-28 | 盛玉林 | Material structure capable of reflecting light rays |
| CN102455451A (en) * | 2011-04-29 | 2012-05-16 | 昆山市诚泰电气股份有限公司 | Reflector plate |
| WO2013071607A1 (en) * | 2011-11-18 | 2013-05-23 | 深圳市华星光电技术有限公司 | Reflective panel and backlight system |
| US8888307B2 (en) | 2011-11-18 | 2014-11-18 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Reflector plate and backlight system |
| CN104865731A (en) * | 2015-05-27 | 2015-08-26 | 合肥京东方光电科技有限公司 | Display panel and manufacturing method thereof and display device |
| CN109307898A (en) * | 2017-07-28 | 2019-02-05 | 盐城三鼎电子科技有限公司 | A kind of technique reflected by different materials change |
| CN109307898B (en) * | 2017-07-28 | 2021-06-29 | 深圳市柯达科电子科技有限公司 | Method for changing reflection due to different materials |
| CN115071235A (en) * | 2022-07-06 | 2022-09-20 | 福鑫德(漳州)塑胶建材有限公司 | Light-transmission-proof anti-aging sheet for styrene lampshade and manufacturing process thereof |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |