CN105923996B - A kind of glass light guide plate and preparation method thereof - Google Patents
A kind of glass light guide plate and preparation method thereof Download PDFInfo
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- CN105923996B CN105923996B CN201610249844.9A CN201610249844A CN105923996B CN 105923996 B CN105923996 B CN 105923996B CN 201610249844 A CN201610249844 A CN 201610249844A CN 105923996 B CN105923996 B CN 105923996B
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- 239000011521 glass Substances 0.000 title claims abstract description 101
- 238000002360 preparation method Methods 0.000 title abstract description 5
- 239000011248 coating agent Substances 0.000 claims abstract description 18
- 238000000576 coating method Methods 0.000 claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 claims abstract description 9
- 238000007648 laser printing Methods 0.000 claims abstract description 6
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 12
- 239000008395 clarifying agent Substances 0.000 claims description 10
- 239000008367 deionised water Substances 0.000 claims description 10
- 229910021641 deionized water Inorganic materials 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 10
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 10
- 239000002994 raw material Substances 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical group [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 8
- 238000007639 printing Methods 0.000 claims description 8
- 230000007547 defect Effects 0.000 claims description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 5
- 229910052681 coesite Inorganic materials 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- 229910052593 corundum Inorganic materials 0.000 claims description 5
- 229910052906 cristobalite Inorganic materials 0.000 claims description 5
- 238000005520 cutting process Methods 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 5
- 229910052697 platinum Inorganic materials 0.000 claims description 5
- 238000005498 polishing Methods 0.000 claims description 5
- 239000000377 silicon dioxide Substances 0.000 claims description 5
- 238000010583 slow cooling Methods 0.000 claims description 5
- 229910052911 sodium silicate Inorganic materials 0.000 claims description 5
- 229910052682 stishovite Inorganic materials 0.000 claims description 5
- 229910052905 tridymite Inorganic materials 0.000 claims description 5
- 238000005303 weighing Methods 0.000 claims description 5
- 229910052882 wollastonite Inorganic materials 0.000 claims description 5
- 229910001845 yogo sapphire Inorganic materials 0.000 claims description 5
- 229910021607 Silver chloride Inorganic materials 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 4
- ADZWSOLPGZMUMY-UHFFFAOYSA-M silver bromide Chemical compound [Ag]Br ADZWSOLPGZMUMY-UHFFFAOYSA-M 0.000 claims description 4
- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 claims description 4
- 239000011780 sodium chloride Substances 0.000 claims description 4
- 238000004321 preservation Methods 0.000 claims description 2
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Inorganic materials [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 claims description 2
- 238000012797 qualification Methods 0.000 claims 1
- 239000000758 substrate Substances 0.000 abstract description 3
- 239000000047 product Substances 0.000 description 8
- 238000007688 edging Methods 0.000 description 4
- 238000002834 transmittance Methods 0.000 description 4
- 230000002950 deficient Effects 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- -1 acryl Chemical group 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000001795 light effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/11—Glass compositions containing silica with 40% to 90% silica, by weight containing halogen or nitrogen
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
- G02B6/0031—Reflecting element, sheet or layer
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0065—Manufacturing aspects; Material aspects
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Geochemistry & Mineralogy (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Glass Compositions (AREA)
Abstract
The present invention provides a kind of glass light guide plates and preparation method thereof, are related to glass working arts field.Including glass plate, reflectance coating, glass plate has two opposite surfaces and is respectively that front and bottom surface, several light guiding points of bottom surface laser printing of glass plate, reflectance coating are affixed on the bottom surface for being printed on light guiding points, and the front of glass plate is rough rough surface.Glass light guide plate intensity provided by the invention is high, production cost is low, substrate is frivolous.
Description
Technical field
The invention belongs to glass processing field, a kind of glass light guide plate and preparation method thereof is concretely related to.
Background technique
Light guide plate (Light guide panel) is a kind of to be efficiently converted to point light source or alignment light source uniformly
The optical device of area source.Light guide plate is widely used in various optical displays, is to constitute the various types such as LCD
The important component of backlight.Generally use carrier of the optics acryl plate as light guide plate device.Existing light guide plate material
Mainly polymethyl methacrylate (acrylic), intensity is lower, is easy yellow after a period of use and influences leaded light
Effect；Optical grade acryl plates are at high cost, and cause machine (computer, TV etc.) equipment thicker after assembling, do not meet
The extra-thin trend of electronic product.
Summary of the invention
In view of this, the present invention provides a kind of glass light guide plate and preparation method thereof, to improve existing light guide plate intensity
The problems such as low, at high cost, substrate is thick.
In order to achieve the above objectives, the technical solution used in the present invention are as follows:
A kind of glass light guide plate, including glass plate, reflectance coating, the glass plate have two opposite surfaces and are respectively
Front and bottom surface, several light guiding points of bottom surface laser printing of the glass plate, the reflectance coating, which is affixed on, is printed on the described of light guiding points
On bottom surface, the front of the glass plate is rough rough surface.
Preferably, in ground of the invention preferred embodiment, the glass plate weight percentage, by following components system
At: Na2SiO3 10%~15%, CaSiO310%~15%, SiO240%~50%, Al2O32%~25%, K2O0~
5%, B2O30%~10%, MgO 0%~10%, CaO 4%~15%, SrO 0%~10%, CuO 0.5%~2%,
BaO 0.5%~10%, ZnO 0%~10%, ZrO20%~8%, AgCl 0.05%~0.1%, AgBr 0.05%~0.1%
And clarifying agent 0.05%~0.2%.
Preferably, in ground of the invention preferred embodiment, the clarifying agent is selected from NaCl, NaNO3And SO 3In at least
It is a kind of.
Preferably, in ground of the invention preferred embodiment, the impurity F e in the glass is with Fe 2O3The quality hundred of meter
Dividing content is 0.001%~0.01%.
A kind of production method of glass light guide plate, comprising the following steps:
(a) it prepares glass: weighing corresponding raw material by the mass percent of above-mentioned each component, be added in batch charger with 30~
Raw material is uniformly mixed by 50r/min speed, is poured into platinum crucible, and it is molten that 3~8h is kept the temperature in 1400 DEG C~1480 DEG C high temperature furnaces
It is made melt liquid, stirs and by molten liquid influent pond, after molding, slow cooling is to 520~540 DEG C, heat preservation
10~12min, natural cooling produce the glass with a thickness of 1~5mm；
(b) by with a thickness of the glass-cutting of 1~5mm at 50~65 cun of glass plate, to the glass plate into
Row edging polishes the front；
(c) it is done after the glass plate after polishing being cleaned 3~5 times with deionized water with wind, is irradiated from bottom to it
Light checks its surface quality, has seen whether dotted bad, linear bad, dirty point and chip defect；
(d) substandard product for containing the defect is rejected, then in qualified glass plate by the way of laser dotting
Light guiding points are printed on the bottom surface；
(e) it is bottom surface described in 5%~15% hydrofluoric acid clean with mass percent, then rinses the bottom surface 2 with deionized water
~4 times；
(f) reflectance coating is bonded on the surface of glass plate printing site.
Preferably, in ground of the invention preferred embodiment, the light guide plate is by glass described in any one of claims 1-6
Glass is made.
Beneficial effects of the present invention: the present invention using glass as light guide plate substrate, long-time service will not yellow and influence
Translucent effect, intensity are high, at low cost；Finished product is thinner after the assembling light guiding plate that glass adds reflectance coating to constitute, and meets modernization to electricity
The frivolous demand of son, electric equipment products.The present invention is smooth, bright and clean using glass surface made from floating process, and light transmittance is high.This hair
It is bright that hydrofluoric acid clean is used after laser dotting, the slight crackle after laser dotting on glass can be eroded, light scattering effect is made
More preferably, light transmittance is higher.Laser dotting is not necessarily to template, and production cost is low, production efficiency is higher.
Specific embodiment
Technical solution of the present invention is further described combined with specific embodiments below.
Embodiment 1:
A kind of glass light guide plate, including glass plate, reflectance coating, glass plate have two opposite surfaces and are respectively front
With bottom surface, several light guiding points of bottom surface laser printing of glass plate, reflectance coating is affixed on the bottom surface for being printed on light guiding points, and glass plate is just
Face is rough rough surface.
Glass plate weight percentage in the present embodiment, is made of the following components: Na2SiO3 10%,
CaSiO310%, SiO240%, Al2O32%, CaO 4%, CuO 0.5%, BaO 0.5%, AgCl 0.05%, AgBr
0.05% and clarifying agent 0.05%.
Clarifying agent is NaCl and SO in the present embodiment 3Mixture.
Impurity F e in the present embodiment in glass is with Fe 2O3The mass percentage of meter is 0.001%.
The present embodiment additionally provides a kind of production method of glass light guide plate, comprising the following steps:
(a) it prepares glass: weighing corresponding raw material by the mass percent of above-mentioned each component, be added in batch charger with 30r/
Raw material is uniformly mixed by min speed, is poured into platinum crucible, and 3h is kept the temperature in 1400 DEG C of DEG C of high temperature furnaces and is melting into molten liquid
Body, is stirred and by molten liquid influent pond, and after molding, slow cooling keeps the temperature 10min, natural cooling, production to 520 DEG C
Out with a thickness of the glass of 1mm；
(b) with a thickness of the glass-cutting of 1mm, at 50 cun of glass plate, edging will be carried out to glass plate, front is thrown
Light；
(c) it is done after the glass plate after polishing being cleaned 3 times with deionized water with wind, from bottom to its irradiation light, is examined
Its surface quality is looked into, has seen whether dotted bad, linear bad, dirty point and chip defect；
(d) it rejects and contains defective substandard product, then in qualified glass plate bottom surface by the way of laser dotting
Upper printing light guiding points；
(e) it is 5% hydrofluoric acid clean bottom surface with mass percent, then rinses bottom surface 2 times with deionized water；
(f) reflectance coating is bonded on the surface of glass plate printing site.
Light guide plate in the present embodiment is made of glass described in any one of claims 1-6.
Embodiment 2:
A kind of glass light guide plate, including glass plate, reflectance coating, glass plate have two opposite surfaces and are respectively front
With bottom surface, several light guiding points of bottom surface laser printing of glass plate, reflectance coating is affixed on the bottom surface for being printed on light guiding points, and glass plate is just
Face is rough rough surface.
Glass plate weight percentage, is made of the following components: Na2SiO3 15%, CaSiO315%, SiO2
50%, Al2O325%, K2O5%, B2O30%~10%, MgO10%, CaO 415%, SrO10%, CuO 2%, BaO
10%, ZnO 10%, ZrO28%, AgCl0.1%, AgBr0.1% and clarifying agent 0.2%.
Clarifying agent is selected as NaNO in the present embodiment3。
Impurity F e in the present embodiment in glass is with Fe 2O3The mass percentage of meter is 0.01%.
The present embodiment additionally provides a kind of production method of glass light guide plate, comprising the following steps:
(a) it prepares glass: weighing corresponding raw material by the mass percent of above-mentioned each component, be added in batch charger with 50r/
Raw material is uniformly mixed by min speed, is poured into platinum crucible, and 8h is kept the temperature in 1480 DEG C of high temperature furnaces and is melting into melt liquid, is stirred
It mixes and by molten liquid influent pond, after molding, slow cooling keeps the temperature 12min to 540 DEG C, and natural cooling produces thickness
For the glass of 5mm；
(b) with a thickness of the glass-cutting of 5mm, at 65 cun of glass plate, edging will be carried out to glass plate, front is polished；
(c) it is done after the glass plate after polishing being cleaned 5 times with deionized water with wind, from bottom to its irradiation light, is examined
Its surface quality is looked into, has seen whether dotted bad, linear bad, dirty point and chip defect；
(d) it rejects and contains defective substandard product, then in qualified glass plate bottom surface by the way of laser dotting
Upper printing light guiding points；
(e) it is 15% hydrofluoric acid clean bottom surface with mass percent, then rinses bottom surface 4 times with deionized water；
(f) reflectance coating is bonded on the surface of glass plate printing site.
Light guide plate in the present embodiment is made of glass described in any one of claims 1-6.
Embodiment 3:
A kind of glass light guide plate, including glass plate, reflectance coating, glass plate have two opposite surfaces and are respectively front
With bottom surface, several light guiding points of bottom surface laser printing of glass plate, reflectance coating is affixed on the bottom surface for being printed on light guiding points, and glass plate is just
Face is rough rough surface.
Glass plate weight percentage in the present embodiment, is made of the following components: Na2SiO3 12.5%,
CaSiO312.5%, SiO245%, Al2O313%, K2O2.5%, B2O35%, MgO5%, CaO10%, SrO5%, CuO
1.2%, BaO 5%, ZnO5%, ZrO24%, AgCl 0.07%, AgBr 0.07% and clarifying agent 0.12%.
Clarifying agent is NaCl, NaNO in the present embodiment3Mixture.
Impurity F e in the present embodiment in glass is with Fe 2O3The mass percentage of meter is 0.005%.
The present embodiment additionally provides a kind of production method of glass light guide plate, comprising the following steps:
(a) it prepares glass: weighing corresponding raw material by the mass percent of above-mentioned each component, be added in batch charger with 40r/
Raw material is uniformly mixed by min speed, is poured into platinum crucible, and 5h is kept the temperature in 1440 DEG C of high temperature furnaces and is melting into melt liquid,
It stirs and by molten liquid influent pond, after molding, slow cooling keeps the temperature 11min to 530 DEG C, and natural cooling produces thickness
Degree is the glass of 3mm；
(b) with a thickness of the glass-cutting of 3mm, at 55 cun of glass plate, edging will be carried out to glass plate, front is polished；
(c) it is done after the glass plate after polishing being cleaned 4 times with deionized water with wind, from bottom to its irradiation light, is examined
Its surface quality is looked into, has seen whether dotted bad, linear bad, dirty point and chip defect；
(d) it rejects and contains defective substandard product, then in qualified glass plate bottom surface by the way of laser dotting
Upper printing light guiding points；
(e) it is 10% hydrofluoric acid clean bottom surface with mass percent, then rinses bottom surface 3 times with deionized water；
(f) reflectance coating is bonded on the surface of glass plate printing site.
Light guide plate in the present embodiment is made of glass described in any one of claims 1-6.
The quality of glass light guide plate obtained by embodiment 1-3 is detected, finds glass prepared by embodiment 3
Light guide plate light transmittance is best, is tested to the light guide plate thickness tolerance of final product, finds glass obtained by embodiment 3
Light guide plate tolerance is minimum, and properties of product are best.
| Embodiment | Light transmittance % | Tolerance mm |
| Embodiment 1 | 92 | 0.23 |
| Embodiment 2 | 90 | 0.25 |
| Embodiment 3 | 93 | 0.20 |
Claims (3)
1. a kind of glass light guide plate, it is characterised in that: including glass plate, reflectance coating, the glass plate has two opposite tables
Face and be respectively front and bottom surface, several light guiding points of bottom surface laser printing of the glass plate, the reflectance coating be affixed on to be printed on and lead
On the bottom surface of luminous point, the front of the glass plate is rough rough surface；
The glass plate weight percentage, is made of the following components: Na2SiO3 10%~15%, CaSiO310%~
15%, SiO240%~50%, Al2O32%~25%, K2O0~5%, B2O30%~10%, MgO 0%~10%,
CaO 4%~15%, SrO 0%~10%, CuO 0.5%~2%, BaO 0.5%~10%, ZnO 0%~10%, ZrO2
0%~8%, AgCl 0.05%~0.1%, AgBr 0.05%~0.1% and clarifying agent 0.05%~0.2%；
The production method of the glass light guide plate, comprising the following steps:
(a) it prepares glass: weighing corresponding raw material by the mass percent of above-mentioned each component, be added in batch charger with 30~50r/
Raw material is uniformly mixed by min speed, is poured into platinum crucible, and 3~8h is kept the temperature in 1400 DEG C~1480 DEG C high temperature furnaces and is melting into
Melt liquid, is stirred and by molten liquid influent pond, after molding, slow cooling to 520~540 DEG C, heat preservation 10~
12min, natural cooling produce the glass with a thickness of 1~5mm；
(b), at 50~65 cun of glass plate, the glass plate will be ground with a thickness of the glass-cutting of 1~5mm
Side polishes the front；
(c) it is done after the glass plate after polishing being cleaned 3~5 times with deionized water with wind, from bottom to its irradiation light,
It checks its surface quality, has seen whether dotted bad, linear bad, dirty point and chip defect；
(d) reject contain the defect substandard product, then using laser dotting by the way of qualification glass plate described in
Light guiding points are printed on bottom surface；
(e) it is bottom surface described in 5%~15% hydrofluoric acid clean with mass percent, then rinses the bottom surface 2~4 with deionized water
Time；
(f) reflectance coating is bonded on the surface of glass plate printing light guiding points.
2. a kind of glass light guide plate as described in claim 1, it is characterised in that: the clarifying agent is selected from NaCl, NaNO3With
SO 3At least one of.
3. a kind of glass light guide plate as described in claim 1, which is characterized in that the impurity F e in the glass is with Fe 2O3
The mass percentage of meter is 0.001%~0.01%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610249844.9A CN105923996B (en) | 2016-04-21 | 2016-04-21 | A kind of glass light guide plate and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610249844.9A CN105923996B (en) | 2016-04-21 | 2016-04-21 | A kind of glass light guide plate and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN105923996A CN105923996A (en) | 2016-09-07 |
| CN105923996B true CN105923996B (en) | 2019-08-02 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107037529B (en) * | 2017-05-18 | 2019-09-27 | 东莞市银泰丰光学科技有限公司 | A kind of bend glass light guide plate preparation method |
| CN108593553A (en) * | 2018-05-23 | 2018-09-28 | 合肥泰沃达智能装备有限公司 | A kind of light guide plate cleaning detection all-in-one machine |
| CN109896743B (en) * | 2018-10-22 | 2021-11-16 | 辽宁旭日新能源科技有限公司 | Conductive glass |
| CN109437597A (en) * | 2018-10-30 | 2019-03-08 | 东莞市银泰丰光学科技有限公司 | A kind of anti-scratch processing method of glass light guide plate |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102588802A (en) * | 2012-03-14 | 2012-07-18 | 昆山市诚泰电气股份有限公司 | LED planar lamp |
| CN105264284A (en) * | 2013-09-03 | 2016-01-20 | 日本电气硝子株式会社 | Light guide plate |
| CN105301834A (en) * | 2015-02-04 | 2016-02-03 | 惠科电子（深圳）有限公司 | Ultra-thin frame module of liquid crystal display equipment |
-
2016
- 2016-04-21 CN CN201610249844.9A patent/CN105923996B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102588802A (en) * | 2012-03-14 | 2012-07-18 | 昆山市诚泰电气股份有限公司 | LED planar lamp |
| CN105264284A (en) * | 2013-09-03 | 2016-01-20 | 日本电气硝子株式会社 | Light guide plate |
| CN105301834A (en) * | 2015-02-04 | 2016-02-03 | 惠科电子（深圳）有限公司 | Ultra-thin frame module of liquid crystal display equipment |
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| CN105923996A (en) | 2016-09-07 |
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Effective date of registration: 20240515 Address after: 412300 Lingwang Group, Gaolian Village, Caihuaping Town, You County, Zhuzhou City, Hunan Province Patentee after: Youxian Longxin Organic Glass Manufacturing Co.,Ltd. Country or region after: China Address before: 325000, Unit 408, Xincheng No.1 Dormitory, Nong Chang Village, Xincheng Street, Rui'an City, Wenzhou City, Zhejiang Province Patentee before: Jin Linmo Country or region before: China |
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