CN104216163B - Display substrate and display device - Google Patents
Display substrate and display device Download PDFInfo
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- CN104216163B CN104216163B CN201410438262.6A CN201410438262A CN104216163B CN 104216163 B CN104216163 B CN 104216163B CN 201410438262 A CN201410438262 A CN 201410438262A CN 104216163 B CN104216163 B CN 104216163B
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- black matrix
- substrate
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- chock insulator
- insulator matter
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Abstract
The invention provides a display substrate and a display device, and aims to solve the problems of deflection and disorder of liquid crystals and light leakage at a position where a friction groove is not formed under the influence of a spacer in the conventional display unit. The display substrate comprises a substrate, and black matrixes, spacers and a friction film layer, which are formed on the substrate, wherein the black matrixes comprise a plurality of first black matrixes which are arranged along a first direction and a plurality of second black matrixes which are arranged along a second direction; the area of one first black matrix between two adjacent black matrixes along the second direction is smaller than a threshold valve; the threshold value is a product of the distance between two adjacent second black matrixes along the second direction and the maximum width of one first black matrix between two adjacent second black matrixes; the spacers are positioned at positions corresponding to the black matrixes, and the shadows of the spacers along a friction direction are projected onto the first black matrixes.
Description
Technical field
The present invention relates to display technology field, more particularly, to a kind of substrate for display and display device.
Background technology
Liquid crystal indicator includes the color membrane substrates to box and array base palte at present, wherein, typically sets on color membrane substrates
Put chock insulator matter to support two substrates, form the space for filling liquid crystal.
As shown in figure 1, color membrane substrates generally comprise：Transparency carrier 1, black matrix 2, colored film layer 3, protection film layer 4, dottle pin
Thing 5 and the PI film 6 covering chock insulator matter 5 and protection film layer 4.Wherein, as shown in Fig. 2 black matrix 2 transverse and longitudinal is intersected, formed multiple
Display unit, colored film layer 3 is located at position of display unit.PI film is that (Polyimide gathers by forming PI in substrate surface
Acid imide) thin film, then PI thin film is rubbed, PI thin film forms the friction groove with certain orientation, so that liquid
Crystalline substance along groove direction ordered arrangement, that is, makes the inceptive direction of liquid crystal consistent.As shown in Fig. 2 because chock insulator matter is in array base palte
Form the packing space of liquid crystal and color membrane substrates between, therefore chock insulator matter is higher, when rubbing along frictional direction, chock insulator matter
" shade " (shown in Fig. 2 dotted line) place does not become friction groove.And when the setting direction of frictional direction and black matrix is not parallel,
As black matrix in the first direction 101 and second direction 102 transverse and longitudinal intersect, frictional direction 103 and first direction 101 and second direction
102 is all not parallel, then " shade " of chock insulator matter is easily formed at corresponding position of display unit, and display unit does not rub in correspondence
Wipe at the position of groove, liquid crystal inceptive direction is inconsistent, deflection is disorderly, display has light leak.
Content of the invention
Embodiments of the invention provide a kind of substrate for display and display device, solve existing display unit due to every
Underbed affects, and does not form liquid crystal deflection disorder, the problem of light leak at the position of friction groove in correspondence.
For reaching above-mentioned purpose, embodiments of the invention adopt the following technical scheme that：
In a first aspect, embodiments providing a kind of substrate for display, including substrate, formed over the substrate
Black matrix, chock insulator matter and friction film layer, described black matrix includes a plurality of the first black matrix arranging in the first direction and a plurality of
It is single that the second black matrix arranging in a second direction, described first black matrix and described second black matrix intersect to form multiple displays
Unit, the area of the first black matrix between two adjacent in a second direction the second black matrix is less than threshold value；Wherein, described threshold value
Be along two article of second adjacent black matrix of described second direction spacing and described first black matrix at described adjacent two article
The product of Breadth Maximum between two black matrix；Wherein, the width of the first black matrix is that the first black matrix edge is parallel with first direction
The width in direction, the width of the second black matrix is the second black matrix along the width with second direction parallel direction；
Described chock insulator matter is located at the position of corresponding black matrix, and described chock insulator matter along frictional direction shadow-casting in institute
State in the first black matrix.
Second aspect, embodiments provides a kind of display device, including arbitrary institute provided in an embodiment of the present invention
The substrate for display stated.
Embodiments of the invention provide a kind of substrate for display and display device, and on described substrate for display, rub in chock insulator matter edge
The shadow-casting of wiping direction is in the first black matrix；And the first black square between adjacent two the second black matrix in a second direction
The area of battle array is less than the spacing of two the second black matrix adjacent in a second direction with the first black matrix at adjacent two second
The product of Breadth Maximum between black matrix, that is, ensureing on the basis of chock insulator matter is projected in the first black matrix so that black matrix
Area is less, so that the aperture opening ratio of pixel is larger.And the shadow-casting of chock insulator matter in black matrix, is then forming friction ditch
During groove, all can form the consistent friction groove in direction at display unit it is ensured that liquid crystal inceptive direction unanimously and not
Can light leak.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, acceptable
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is existing color membrane substrates schematic cross-section；
Fig. 2 is existing color membrane substrates schematic top plan view；
Fig. 3 is a kind of substrate for display schematic top plan view provided in an embodiment of the present invention；
Fig. 4 is another kind substrate for display schematic top plan view provided in an embodiment of the present invention.
Reference：
1- transparency carrier；2- black matrix；21- first black matrix；22- second black matrix；3- colored film layer；4- protecting film
Layer；5- chock insulator matter；6-PI film.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
Embodiments provide a kind of substrate for display, as shown in Figure 3, Figure 4, including substrate (not shown),
Be formed at black matrix 2 on substrate, chock insulator matter 5 and friction film layer (not shown), black matrix 2 include a plurality of along first party
To the first black matrix 21 of 101 arrangements and the second black matrix 22 of a plurality of 102 arrangements in a second direction, the first black matrix 21 and the
Two black matrix 22 intersect to form multiple display units, in a second direction first between 102 two adjacent the second black matrix 22
The area of black matrix 21 is less than threshold value；Wherein, threshold value be in a second direction the 102 adjacent spacing of two the second black matrix 22 with
The product of the first black matrix 21 Breadth Maximum between two adjacent the second black matrix 21；Wherein, the width of the first black matrix 21
Spend for the first black matrix 21 along with first direction 101 parallel direction on width, the width of the second black matrix 22 is the second black square
Battle array along with second direction 102 parallel direction on width；
Chock insulator matter 5 is located at the position of corresponding black matrix 2, and chock insulator matter 5 along frictional direction 103 shadow-casting first
In black matrix 21.
First black matrix and the second black matrix are intersected, and that is, first direction 101 is different from second direction 102, and the present invention is real
Apply in example and so that first direction is vertical with second direction be as a example described in detail.
It should be noted that substrate for display can also include other thin film or Rotating fields, as shown in Fig. 2 display base
Plate can be color membrane substrates, and it also includes colored film layer 3, and the embodiment of the present invention is only enumerated related to the inventive point of the present invention thin
Film or Rotating fields.Certainly, substrate for display can also include array base palte of black matrix, chock insulator matter and friction film layer etc..Every
Underbed is located at the position of corresponding black matrix, and can be chock insulator matter completely corresponding be located at black square along the orthographic projection in vertical substrate direction
In battle array, can also be that chock insulator matter is located at along the orthographic projection fraction area in vertical substrate direction in the case of not affecting display
The region of corresponding display unit.The embodiment of the present invention is all corresponded to positioned at black along the orthographic projection in vertical substrate direction completely with chock insulator matter
It is described in detail as a example on matrix.In the embodiment of the present invention, frictional direction is the frictional direction forming friction film layer (PI film).
In a first aspect, the shadow-casting of chock insulator matter is in black matrix, then during forming friction groove, display unit
Place all can form the consistent friction groove in direction it is ensured that liquid crystal inceptive direction consistent without light leak.Second aspect, such as schemes
Shown in 2, threshold value be in a second direction 102 adjacent spacing b of two the second black matrix 22 with the first black matrix 21 adjacent
Article two, between the second black matrix 21 Breadth Maximum a product, i.e. threshold value=b*a.And in black matrix X-type on substrate for display
Become display unit, the area of black matrix reduces and then corresponds to the aperture opening ratio of display unit and just increase.I.e. in the embodiment of the present invention, adjacent
Two the second black matrix between the area of the first black matrix to be less than the adjacent spacing of two the second black matrix black with first
The product of matrix Breadth Maximum between two adjacent the second black matrix.So ensureing the shadow-casting of chock insulator matter second
So that the area of black matrix is less on the basis of black matrix, so that the aperture opening ratio of pixel is larger.
Preferably, as shown in Figure 3, Figure 4, chock insulator matter 5 is located at the crossover location of the first black matrix 21 and the second black matrix 22
Place.Certainly, chock insulator matter can also be at the other positions of the first black matrix, and the embodiment of the present invention is only with shown in Fig. 3, Fig. 4
As a example be described in detail.
Preferably, as shown in Figure 3, Figure 4, the first black matrix 21 and the second black matrix 22 width at crossover location is
Greatly.First black matrix 21 and the second black matrix 22 at crossover location outside other positions at width more little more be conducive to increasing
The pixel aperture ratio of big display unit.The embodiment of the present invention is preferred, as shown in Figure 3, Figure 4 so that chock insulator matter 5 is black positioned at first
At the crossover location of matrix 21 and the second black matrix 22, and the first black matrix 21 and the second black matrix 22 width at crossover location
Degree is maximum, to be conducive to increasing the pixel aperture ratio of display unit.
It should be noted that black matrix include a plurality of the first black matrix arranging in the first direction and a plurality of in a second direction
Arrangement the second black matrix, chock insulator matter along frictional direction shadow-casting in the first black matrix.Wherein, the first black matrix and
The concrete shape of two black matrix can have many different forms, and the embodiment of the present invention is only taking shown in the drawings as a example.For example, position
The first black matrix between two adjacent the second black matrix can also be along frictional direction deviation so that chock insulator matter
Film layer shadow-casting is in the first black matrix.
It is further preferred that the Breadth Maximum of described first black matrix is equal to described chock insulator matter maximum bottom in the first direction
Width, the Breadth Maximum of described second black matrix is equal to described chock insulator matter maximum bottom width in a second direction.Make the first black square
Battle array and the second black matrix width at crossover location is maximum, equal to chock insulator matter along the first black matrix and the second black matrix width side
To maximum bottom width, to reduce the area of black matrix further, increase the aperture opening ratio of display unit.
In the embodiment of the present invention, if chock insulator matter is circle with the bottom contact pattern of black matrix, chock insulator matter is black along first
The maximum bottom width of matrix and the second black matrix width equal and be equal to chock insulator matter rounded bottom diameter, i.e. the first black matrix
It is equal to the diameter of chock insulator matter rounded bottom with the Breadth Maximum of the second black matrix；If the bottom contact pattern of chock insulator matter is irregular
Figure, then width at corresponding dottle pin object location for first black matrix go up chock insulator matter bottom figure in the first direction for chock insulator matter
Breadth Maximum, width at corresponding dottle pin object location for second black matrix goes up chock insulator matter bottom figure in a second direction for chock insulator matter
Breadth Maximum.
Optionally, as shown in figure 3, the first black matrix between 102 two adjacent the second black matrix 22 in a second direction
21 is trapezoidal.
Or, optionally, as shown in figure 4, between 102 two adjacent the second black matrix 22 first black in a second direction
Matrix 21 is minimum in the middle position width of two the second black matrix 22.
Shown in Fig. 3, Fig. 4 is the not similar shape of the first black matrix 21 between two adjacent the second black matrix 22
Shape, it can also be other shapes certainly, as long as it meets spacing and the first black matrix 21 less than two the second black matrix 22
The product of Breadth Maximum between two adjacent the second black matrix 21.
Optionally, as shown in Figure 3, Figure 4, between 101 two adjacent the first black matrix 21 second black in the first direction
Matrix 22 is rectangular.Due in the embodiment of the present invention with chock insulator matter 5 along frictional direction 103 shadow-casting in the first black matrix 21
On, then width at the other positions outside corresponding chock insulator matter for second black matrix 22 is more little more is conducive to increasing pixel openings
Rate.The embodiment of the present invention only taking shown in Fig. 3, Fig. 4 as a example, to facilitate making.Certainly, 101 adjacent two article in the first direction
The second black matrix 22 between one black matrix 21 can also be other shapes.
Preferably, frictional direction is parallel with second direction.When frictional direction is parallel with second direction, be then conducive to further
The shade making chock insulator matter is incident upon adjacent two display unit position in the middle completely, is more beneficial for reducing black matrix
Width, increases the aperture opening ratio of pixel.
Embodiments provide a kind of display device, use including arbitrary described display provided in an embodiment of the present invention
Substrate.It should be noted that described substrate for display can be array base palte or color membrane substrates etc..Described display device can be
Liquid crystal display device including described substrate for display and include the TV of these display devices, digital camera, mobile phone, flat board
Any product with display function such as computer or part.
The above, the only specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, and any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, all should contain
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be defined by described scope of the claims.
Claims (7)
1. a kind of substrate for display, including substrate, forms black matrix over the substrate, chock insulator matter and friction film layer, its
Be characterised by, described black matrix include a plurality of the first black matrix arranging in the first direction and a plurality of arrange in a second direction
Two black matrix, described first black matrix and described second black matrix intersect to form multiple display units, adjacent in a second direction
Article two, the area of the first black matrix between the second black matrix is less than threshold value；Wherein, described threshold value is along described second direction phase
The adjacent spacing of two the second black matrix is maximum wide between described two adjacent the second black matrix with described first black matrix
The product of degree；Wherein, the width of the first black matrix is the first black matrix along the width with first direction parallel direction, the second black square
The width of battle array is the second black matrix along the width with second direction parallel direction；
Described chock insulator matter is located at the position of corresponding black matrix, and described chock insulator matter along frictional direction shadow-casting described the
In one black matrix；
Described chock insulator matter is located at corresponding described first black matrix and the crossover location of described second black matrix；
The first black matrix between two adjacent in a second direction the second black matrix is trapezoidal, or, adjacent in a second direction
Two the second black matrix between the first black matrix minimum in the middle position width of described two the second black matrix.
2. substrate for display according to claim 1 is it is characterised in that described first black matrix and described second black matrix
Width at corresponding dottle pin object location is maximum.
3. substrate for display according to claim 2 is it is characterised in that the Breadth Maximum of described first black matrix is equal to institute
State chock insulator matter maximum bottom width in the first direction, the Breadth Maximum of described second black matrix is equal to described chock insulator matter in a second direction
Maximum bottom width.
4. substrate for display according to claim 1 is it is characterised in that adjacent in the first direction two the first black matrix
Between the second black matrix rectangular.
5. substrate for display according to claim 1 is it is characterised in that described frictional direction is put down with described second direction
OK.
6. substrate for display according to claim 1 is it is characterised in that described first direction is hung down with described second direction
Directly.
7. a kind of display device is it is characterised in that include the substrate for display described in any one of claim 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410438262.6A CN104216163B (en) | 2014-08-29 | 2014-08-29 | Display substrate and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410438262.6A CN104216163B (en) | 2014-08-29 | 2014-08-29 | Display substrate and display device |
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| Publication Number | Publication Date |
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| CN104216163A CN104216163A (en) | 2014-12-17 |
| CN104216163B true CN104216163B (en) | 2017-02-15 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104656318A (en) * | 2015-03-11 | 2015-05-27 | 京东方科技集团股份有限公司 | Display substrate and display device |
| CN105549268A (en) * | 2015-12-15 | 2016-05-04 | 武汉华星光电技术有限公司 | Liquid crystal panel and pixel structure thereof |
| CN205405015U (en) * | 2016-03-11 | 2016-07-27 | 京东方科技集团股份有限公司 | Display panel and display device |
| CN105892185B (en) * | 2016-06-12 | 2019-08-13 | 厦门天马微电子有限公司 | A kind of display panel and display device |
| CN106154627A (en) * | 2016-08-29 | 2016-11-23 | 深圳市华星光电技术有限公司 | A kind of display panels and liquid crystal display |
| CN107179634B (en) * | 2017-06-16 | 2019-12-03 | 厦门天马微电子有限公司 | Liquid crystal display panel and display device |
| CN109683382B (en) * | 2019-01-31 | 2021-10-22 | 厦门天马微电子有限公司 | Display panel and display device |
| CN116097926A (en) * | 2021-08-31 | 2023-05-09 | 京东方科技集团股份有限公司 | Touch display panel and display device |
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| CN1523408A (en) * | 2003-02-21 | 2004-08-25 | 精工爱普生株式会社 | Electro-optical panel and electronic equipment |
| CN103576373A (en) * | 2012-08-02 | 2014-02-12 | 瀚宇彩晶股份有限公司 | Liquid crystal display panel |
| CN103984158A (en) * | 2014-04-09 | 2014-08-13 | 友达光电股份有限公司 | Display panel |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002341329A (en) * | 2001-05-21 | 2002-11-27 | Matsushita Electric Ind Co Ltd | Liquid crystal display device |
| JP2009217248A (en) * | 2008-02-15 | 2009-09-24 | Seiko Instruments Inc | Color filter substrate, and color liquid crystal display device |
| JP2010039332A (en) * | 2008-08-07 | 2010-02-18 | Seiko Epson Corp | Liquid crystal device, and electronic device |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1523408A (en) * | 2003-02-21 | 2004-08-25 | 精工爱普生株式会社 | Electro-optical panel and electronic equipment |
| CN103576373A (en) * | 2012-08-02 | 2014-02-12 | 瀚宇彩晶股份有限公司 | Liquid crystal display panel |
| CN103984158A (en) * | 2014-04-09 | 2014-08-13 | 友达光电股份有限公司 | Display panel |
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| CN104216163A (en) | 2014-12-17 |
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