CN203224698U - Liquid crystal panel and display device - Google Patents
Liquid crystal panel and display device Download PDFInfo
- Publication number
- CN203224698U CN203224698U CN 201320148785 CN201320148785U CN203224698U CN 203224698 U CN203224698 U CN 203224698U CN 201320148785 CN201320148785 CN 201320148785 CN 201320148785 U CN201320148785 U CN 201320148785U CN 203224698 U CN203224698 U CN 203224698U
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- liquid crystal
- black matrix
- crystal panel
- thickness
- periphery
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Abstract
The utility model provides a liquid crystal panel and a display device, and belongs to the technical field of liquid crystal display. The liquid crystal panel comprises a black matrix, wherein the black matrix comprises a display area black matrix and a surrounding black matrix; at least parts of the surrounding black matrix are overlaid with frame sealing glue used for sealing the liquid crystal panel; and the thickness of the surrounding black matrix of at least the overlaid part is less than the thickness of the display area black matrix. The display device comprises the liquid crystal panel. Therefore, the squeezing to an array substrate (TFT (thin film transistor) substrate) by a silicon ball in the frame sealing glue can be effectively alleviated, and the phenomenon that the insulation layer of the array substrate is squeezed and broken to cause various lines to be conducted to cause that the bright line of the liquid crystal panel is poor can be avoided.
Description
Technical field
The utility model belongs to technical field of liquid crystal display, is specifically related to a kind of liquid crystal panel and display device.
Background technology
Along with the development of photoelectric technology and semiconductor fabrication, flat-panel monitor relies on its advantage such as frivolous, easy to carry, has been substituted the main flow that traditional cathode ray tube (CRT) display becomes display device.The LCD that wherein has high-quality image quality, high spatial utilization factor, low consumpting power, advantageous characteristic such as radiationless has become the main product in flat pannel display market.In recent years, along with undersized LCD screen such as mobile phone, panel computer and Electronic Paper and the splicing of liquid crystal curtain wall etc. need, market is more and more higher to the requirement of liquid crystal panel periphery frame graph thinning, the design of graph thinning becomes the inexorable trend of following liquid crystal panel already, and it is to improve the effective means that too many prior art just can realize graph thinning that envelope frame glue is overlapped with the light screening material (also claiming black matrix) of color membrane substrates.
Generally speaking, LCD is made up of liquid crystal panel and module backlight, wherein, liquid crystal panel is by array base palte (TFT substrate), colored optical filtering substrates (color membrane substrates, CF) and the liquid crystal layer that is positioned between two substrates form, post in the both sides of liquid crystal panel simultaneously and see through the orthogonal polaroid of axle.Seal the frame glue bond together by the annular at substrate edges place between two glass substrates.
As shown in Figure 1, black matrix (BM) 112 in the display panels is divided into the black matrix 1121(in viewing area and is located at black matrix in the viewing area, is used for separating each sub-pixel and blocking cabling, TFT etc.) be located at neighboring area outside the viewing area with the black matrix 1122(of periphery).In order better to improve the utilization factor of substrate, so the black matrix 1122 of periphery can overlap with envelope frame glue 13.Because, in the envelope frame glue 13 of TN type display panels, there is the silicon ball 14 that is used for guaranteeing color membrane substrates 11 and 12 distances of array base palte again, also exist simultaneously than little a lot of conductive gold spacers on silicon ball 14 volumes, and envelope frame glue 13 sections of having are poor, at lap, the cabling that the acting force of 1122 pairs of envelopes of the black matrix of periphery frame glue 13 can force the silicon ball 14 in the frame glue 13 to push on the array base paltes, especially the wiring on array base palte 12 (Fanout) is distinguished, be easy to cause silicon ball 14 that array base palte outside surface one layer insulating is crushed, the metal wire that exposes below the insulation course contacts with conductive gold spacer in the used envelope frame glue 13, these gold goals can cause bright line bad metal wire conducting on ITO on the color membrane substrates 11 and the array base palte 12.
The utility model content
Technical problem to be solved in the utility model comprises, have at least with envelope frame glue at the black matrix of the periphery of existing display panels and to overlap, so envelope frame glue exists section poor, cause the silicon ball extruding array base palte in the envelope frame glue, make that easily the insulation course on the array base palte is crushed, cause sealing conductive gold spacer in the frame glue and the metal wire conducting on the array base palte, and then cause the problem that bright line is bad, provide a kind of and can effectively alleviate silicon ball that envelope frame glue section difference causes to the extruding of array substrate insulating layer, avoid because insulation course is crushed the bad display panels of bright line that causes.
The technical scheme that solution the utility model technical matters adopts is a kind of liquid crystal panel, comprises black matrix, and described black matrix comprises: the black matrix in viewing area and the black matrix of periphery; The black matrix of described periphery is at least part of overlapping with the envelope frame glue that is used for this liquid crystal panel of sealing, and the periphery of lap is deceived the thickness of matrix less than the thickness of the black matrix in viewing area at least.
Of the present utility model at least with the black matrix of the periphery of lap, by the control exposure, make the thin thickness of its thickness than the black matrix in viewing area, so can effectively alleviating envelope frame glue and the black matrix of periphery, it overlaps that to produce section poor, the silicon ball that causes is to array substrate insulating layer extruding, avoid since insulation course to be crushed the liquid crystal panel bright line that causes bad.
Preferably, the thickness of the black matrix of described periphery is all deceived the thickness of matrix less than the viewing area.
Further preferably, the thickness of the black matrix of described periphery is 0.3um to 5um, and than the black thin 0.2um to 0.25um of matrix in viewing area.
Preferably, the thickness of the black matrix of the periphery of described lap is less than the thickness of the black matrix in viewing area.
Further preferably, the thickness of the black matrix of the periphery of described lap is 0.3um to 5um, and than the black thin 0.2um to 0.25um of matrix in viewing area.
Preferably, the thickness of the black matrix in described viewing area is 0.5um to 5.2um.
Preferably, the black arranged in matrix in described viewing area is on the color film of sub-pixel, or sub-pixel is color intermembranous every arrangement, and black arranged in matrix is in the color intermembrane space of sub-pixel.
Preferably, described liquid crystal panel is TN type liquid crystal panel.
Preferably, contain the silicon ball in the envelope frame glue of described TN type liquid crystal panel.
The technical scheme that solution the utility model technical matters adopts is a kind of liquid crystal indicator, and it comprises above-mentioned liquid crystal panel.
Owing to comprise above-mentioned liquid crystal panel in the liquid crystal indicator of the present utility model, so its picture homogeneity height.
Description of drawings
Fig. 1 is the synoptic diagram of existing liquid crystal panel;
Fig. 2 is the black matrix thickness of periphery of the liquid crystal panel of embodiment 1 of the present utility model is deceived matrix less than the viewing area thickness synoptic diagram; And,
Fig. 3 be embodiment 1 of the present utility model liquid crystal panel with the thickness synoptic diagram of the black matrix thickness of envelope frame glue lap periphery less than the black matrix in viewing area;
Wherein Reference numeral is: 11, color membrane substrates; 111, the color film of sub-pixel; 112, black matrix; 1121, the black matrix in viewing area; 1122, the black matrix of periphery; 11221, the black matrix of lap periphery; 12, array base palte; 13, envelope frame glue; 14, silicon ball.
Embodiment
For making those skilled in the art understand the technical solution of the utility model better, below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Embodiment 1:
Present embodiment provides a kind of liquid crystal panel, comprises black matrix 112, and described black matrix 112 comprises: the black matrix 1121 in viewing area and the black matrix 1122 of periphery; The black matrix 1122 of described periphery is at least part of overlapping with the envelope frame glue 13 that is used for this liquid crystal panel of sealing, and the periphery of lap is deceived the thickness of matrix 1122 less than the thickness of the black matrix 1121 in viewing area at least.
Specify the manufacturing process of this liquid crystal panel below.
As shown in Figure 2, the black matrix 112 of liquid crystal panel places above the color membrane substrates 11 by the method that applies, black matrix 112 comprises: the black matrix 1121 in viewing area and the black matrix 1122 of periphery, and the black matrix 1122 of periphery overlaps with envelope frame glue 13, a kind of situation, at exposure stage, by regulating the thickness of controlling the black matrix 112 of periphery of exposure (comprising parameters such as time shutter, exposure intensity).Concrete, can adopt gray tone (Gray Tone) mask plate, it reduces the actual exposure amount of this figure region under same conditions of exposure.Perhaps can take shadow tone (Half Tone) mask plate, this mask plate is made by semi transparent material, and the light that sees through shadow tone (Half Tone) mask plate when exposing will be weakened, and actual exposure will reduce.Preferably, the thickness of the black matrix 1122 of described periphery is 0.3um to 5um, and than the black matrix 1121 thin 0.2um to 0.25um in viewing area.Again by development, etching, operation such as peel off, obtain the black matrix 112 of patterning.
Another kind of situation, as shown in Figure 2, identical with above-mentioned making basic process, just distinct when exposure, to envelope frame glue zone employing shadow tone (Half Tone) mask plate or shadow tone (Half Tone) mask plate control exposure, make and deceive the thickness of matrix 11221 less than the thickness of the black matrix 1121 in viewing area with the periphery of envelope frame glue lap.Preferably, the thickness of the black matrix 11221 of the periphery of described lap is 0.3um to 5um, and than the black matrix 1121 thin 0.2um to 0.25um in viewing area.Because the black square 1122 of single periphery is very little, just littler with the black matrix 11221 of periphery of envelope frame glue lap, if it is more accurate just to control the thickness requirement technology of the black matrix 11221 of the periphery of lap, certainly the black matrix 1122 of the periphery of making like this is exquisiter, and the utilization of liquid crystal panel is higher.
At array base palte one layer insulating is arranged, make envelope frame glue and array base palte insulate.By the thickness of the black matrix 1122 of said method control exposure periphery, make the thickness of the black matrix 11221 of periphery of lap at least less than the thickness of the black matrix 1121 in its viewing area.Can effectively alleviate because there is the extruding of poor 14 pairs of array base palte 12 insulation courses of silicon ball that cause of section in envelope frame glue 13, avoid because insulation course is crushed, in the envelope frame glue 13 on conductive gold spacer and the array base palte 12 metal wire contact and conducting, make metal wire on the array base palte by the gold goal in the envelope frame glue 13 and the metal wire conducting on the color membrane substrates 11, and cause that the liquid crystal panel bright line is bad.
Preferably, the thickness of the black matrix 1121 in described viewing area is 0.5um to 5.2um.
Preferably, the black matrix in described viewing area is established 1121 and is placed on the color film 111 of sub-pixel, or sub-pixel is color intermembranous every arrangement, and the black matrix 1121 in viewing area is arranged in the color film of sub-pixel 111 gaps.
Preferably, described liquid crystal panel is TN type liquid crystal panel.
Preferably, the envelope frame glue of described TN type liquid crystal panel contains silicon ball 14 for 13 li, and silicon ball 14 is for the distance that guarantees 12 of color membrane substrates 11 and array base paltes.
Embodiment 2:
Present embodiment provides a kind of liquid crystal indicator, and it comprises the liquid crystal panel described in the embodiment 1.
Certainly the liquid crystal indicator in the present embodiment also comprises the structures such as housing of conventional liquid crystal indicator.
Owing to comprise above-mentioned liquid crystal panel in the liquid crystal indicator of the present utility model, so its picture homogeneity height.
Be understandable that above embodiment only is the illustrative embodiments that adopts for principle of the present utility model is described, yet the utility model is not limited thereto.For those skilled in the art, under the situation that does not break away from spirit of the present utility model and essence, can make various modification and improvement, these modification and improvement also are considered as protection domain of the present utility model.
Claims (10)
1. a liquid crystal panel comprises black matrix, and described black matrix comprises: the black matrix in viewing area and the black matrix of periphery; It is characterized in that the black matrix of described periphery is at least part of overlapping with the envelope frame glue that is used for this liquid crystal panel of sealing, and the periphery of lap is deceived the thickness of matrix less than the thickness of the black matrix in viewing area at least.
2. liquid crystal panel according to claim 1 is characterized in that, the thickness of the black matrix of described periphery is all deceived the thickness of matrix less than the viewing area.
3. liquid crystal panel according to claim 2 is characterized in that, the thickness of the black matrix of described periphery is 0.3um to 5um, and than the black thin 0.2um to 0.25um of matrix in viewing area.
4. liquid crystal panel according to claim 1 is characterized in that, the thickness of the black matrix of the periphery of described lap is less than the thickness of the black matrix in viewing area.
5. liquid crystal panel according to claim 4 is characterized in that, the thickness of the black matrix of the periphery of described lap is 0.3um to 5um, and than the black thin 0.2um to 0.25um of matrix in viewing area.
6. liquid crystal panel according to claim 1 is characterized in that, the thickness of the black matrix in described viewing area is 0.5um to 5.2um.
7. liquid crystal panel according to claim 1 is characterized in that, arranged in matrix is deceived on the color film of sub-pixel in described viewing area,
Or
Sub-pixel is color intermembranous every arrangement, and black arranged in matrix is in the color intermembrane space of sub-pixel.
8. according to any described liquid crystal panel in the claim 1 to 7, it is characterized in that described liquid crystal panel is TN type liquid crystal panel.
9. liquid crystal panel according to claim 8 is characterized in that, contains the silicon ball in the envelope frame glue of described TN type liquid crystal panel.
10. a liquid crystal indicator is characterized in that, comprises any one described liquid crystal panel in the claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320148785 CN203224698U (en) | 2013-03-11 | 2013-03-28 | Liquid crystal panel and display device |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320109168.7 | 2013-03-11 | ||
| CN201320109168 | 2013-03-11 | ||
| CN 201320148785 CN203224698U (en) | 2013-03-11 | 2013-03-28 | Liquid crystal panel and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203224698U true CN203224698U (en) | 2013-10-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320148785 Expired - Lifetime CN203224698U (en) | 2013-03-11 | 2013-03-28 | Liquid crystal panel and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203224698U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104375316A (en) * | 2014-11-24 | 2015-02-25 | 深圳市华星光电技术有限公司 | Color light filtering substrate and liquid crystal display panel |
| WO2015188402A1 (en) * | 2014-06-10 | 2015-12-17 | 深圳市华星光电技术有限公司 | Mask and manufacturing methods for ultraviolet mask and for array substrate |
| CN107463024A (en) * | 2017-09-25 | 2017-12-12 | 京东方科技集团股份有限公司 | Display base plate and its manufacture method, display panel |
| CN110208991A (en) * | 2019-05-30 | 2019-09-06 | 京东方科技集团股份有限公司 | Display panel and preparation method thereof and display device |
-
2013
- 2013-03-28 CN CN 201320148785 patent/CN203224698U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015188402A1 (en) * | 2014-06-10 | 2015-12-17 | 深圳市华星光电技术有限公司 | Mask and manufacturing methods for ultraviolet mask and for array substrate |
| US9329445B2 (en) | 2014-06-10 | 2016-05-03 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Mask plate and processes for manufacturing ultraviolet mask plate and array substrate |
| CN104375316A (en) * | 2014-11-24 | 2015-02-25 | 深圳市华星光电技术有限公司 | Color light filtering substrate and liquid crystal display panel |
| WO2016082239A1 (en) * | 2014-11-24 | 2016-06-02 | 深圳市华星光电技术有限公司 | Colour filter substrate and liquid crystal display panel |
| CN104375316B (en) * | 2014-11-24 | 2017-04-05 | 深圳市华星光电技术有限公司 | Colored optical filtering substrates and display panels |
| CN107463024A (en) * | 2017-09-25 | 2017-12-12 | 京东方科技集团股份有限公司 | Display base plate and its manufacture method, display panel |
| CN107463024B (en) * | 2017-09-25 | 2020-12-22 | 京东方科技集团股份有限公司 | Display substrate, manufacturing method thereof and display panel |
| CN110208991A (en) * | 2019-05-30 | 2019-09-06 | 京东方科技集团股份有限公司 | Display panel and preparation method thereof and display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131002 |