CN110187545A - Color membrane substrates and display panel - Google Patents
Color membrane substrates and display panel Download PDFInfo
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- CN110187545A CN110187545A CN201910278467.5A CN201910278467A CN110187545A CN 110187545 A CN110187545 A CN 110187545A CN 201910278467 A CN201910278467 A CN 201910278467A CN 110187545 A CN110187545 A CN 110187545A
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- Prior art keywords
- membrane substrates
- color membrane
- shield layer
- light shield
- alignment layers
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133512—Light shielding layers, e.g. black matrix
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
Abstract
Color membrane substrates and display panel provided by the present application, the color membrane substrates include: substrate, and the substrate includes central area and the fringe region around the central area；Light shield layer, the light shield layer are arranged over the substrate, and the surface of the light shield layer on the fringe region has concaveconvex structure；Both alignment layers, the both alignment layers are arranged on the light shield layer, and cover the central area and the fringe region.The application forms concaveconvex structure by the surface of the light shield layer in edge region, when being coated with the material of both alignment layers on substrate, concaveconvex structure positioned at fringe region can be by the material blocks of both alignment layers on predeterminated position, the material outflow for avoiding both alignment layers causes the film thickness of both alignment layers each section to have differences, therefore it can be improved the orientation ability of color membrane substrates, to improve the display effect of display panel.
Description
Technical field
This application involves field of display technology, and in particular to a kind of color membrane substrates and display panel.
Background technique
With the evolution of photoelectricity and semiconductor technology, flourishing for flat-panel monitor has also been driven, and in many plates
In display, liquid crystal display (Liquid Crystal Display, LCD) is because having high spatial utilization efficiency, low consumption function
Many advantageous characteristics such as rate, radiationless and low EMI, have been applied to the various aspects of production and living.
However, the design of narrow frame will affect the uniformity of polyimides on color membrane substrates (Polyimide, PI) film forming,
Lead to the orientation scarce capacity of color membrane substrates, to influence the display effect of display panel.
Summary of the invention
The embodiment of the present application provides a kind of color membrane substrates and display panel, can be improved the orientation ability of color membrane substrates,
To improve the display effect of display panel.
In a first aspect, this application provides a kind of color membrane substrates, comprising:
Substrate, the substrate include central area and the fringe region around the central area；
Light shield layer, the light shield layer is arranged over the substrate, and the table of the light shield layer on the fringe region
Face has concaveconvex structure；
Both alignment layers, the both alignment layers are arranged on the light shield layer, and cover the central area and the marginal zone
Domain.
In color membrane substrates provided herein, the light shield layer includes the first light shield layer and the second light shield layer；
Wherein, first light shield layer is grid-shaped is arranged on the central area, and second light shield layer includes setting
The main part on the fringe region is set, and multiple protrusions are set on the main part, multiple protrusion settings
In the main part towards on the surface of the both alignment layers, the main part and multiple protrusions form described concave-convex tie
Structure.
In color membrane substrates provided herein, first light shield layer includes multiple first shading strips and multiple second
Shading strip；
Wherein, multiple first shading strips are set as multiple row along first direction, and multiple second shading strips are along second
Direction is set as multirow.
In color membrane substrates provided herein, multiple first shading strips intersect with multiple second shading strips
Setting forms multiple sub-pixel areas, is equipped with a sub-pixel on each sub-pixel area.
In color membrane substrates provided herein, the thickness of each first shading strip, each second shading
The sum of the thickness of the thickness of item and the main part and each protrusion is equal.
It is multiple on the central area to the direction of the fringe region in color membrane substrates provided herein
The thickness of the protrusion is gradually incremented by.
In color membrane substrates provided herein, farthest away from the protrusion and the main part of the central area
The sum of thickness be equal to the thickness of each first shading strip.
It is adjacent on the central area to the direction of the fringe region in color membrane substrates provided herein
The distance between described protrusion gradually successively decreases.
In color membrane substrates provided herein, the both alignment layers include first part interconnected and second
Point；
Wherein, the first part is arranged on the central area, and the second part is arranged in the fringe region
On, the first part is deposited with first rate, and the second part is deposited with the second rate.
Second aspect, the application provide a kind of display panel, the color membrane substrates including the application any embodiment.
Color membrane substrates and display panel provided by the present application, the color membrane substrates include: substrate, during the substrate includes
Heart district domain and fringe region around the central area；Light shield layer, the light shield layer are arranged over the substrate, and in institute
The surface for stating the light shield layer on fringe region has concaveconvex structure；Both alignment layers, the both alignment layers are arranged in the light shield layer
On, and cover the central area and the fringe region.The surface shape that the application passes through the light shield layer in edge region
At concaveconvex structure, when being coated with the material of both alignment layers on substrate, the concaveconvex structure positioned at fringe region can be by both alignment layers
For material blocks on predeterminated position, the material outflow for avoiding both alignment layers causes the film thickness of both alignment layers each section to have differences, because
This can be improved the orientation ability of color membrane substrates, to improve the display effect of display panel.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of embodiment or technical solution in the prior art
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only some of application
Embodiment for those of ordinary skill in the art without creative efforts, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is the plane perspective schematic diagram of color membrane substrates provided by the present application；
Fig. 2 is schematic cross-section of the color membrane substrates shown in FIG. 1 along the first embodiment in the direction AA '；
Fig. 3 is schematic cross-section of the color membrane substrates shown in FIG. 1 along the first embodiment in the direction BB '；
Fig. 4 is schematic cross-section of the color membrane substrates shown in FIG. 1 along second of embodiment in the direction AA '；
Fig. 5 is schematic cross-section of the color membrane substrates shown in FIG. 1 along the third embodiment in the direction AA '；
Fig. 6 is the structural schematic diagram of display panel provided by the present application.
Specific embodiment
Presently filed embodiment is described below in detail, the example of the embodiment is shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the application, and should not be understood as the limitation to the application.
Fig. 1 and Fig. 2 is please referred to, Fig. 1 is the plane perspective schematic diagram of color membrane substrates provided by the present application, and Fig. 2 is Fig. 1 institute
Schematic cross-section of the color membrane substrates shown along the first embodiment in the direction AA '.
The application provides a kind of color membrane substrates 100 comprising substrate 10, light shield layer 20 and both alignment layers 30.The substrate 10
Including central area 101 and around the fringe region 102 of central area 101.Light shield layer 20 is arranged on substrate 10, and on side
The surface of light shield layer 20 on edge region 102 has concaveconvex structure.Both alignment layers 30 are arranged in light shield layer 20, and cover central area
101 and fringe region 102.
The substrate 10 can be glass substrate comprising central area 101 and fringe region 102.Central area 101 can be with
It is the viewing area for showing picture, fringe region 102 can be non-display area.The material of light shield layer 20 can be black resin
Material can be used for defining sub-pixel area, and can be also used for preventing display panel light leakage.Both alignment layers 30 are in light shield layer 20
When the levelling of surface, since the surface of the light shield layer 20 in edge region 102 has concaveconvex structure, both alignment layers 30 can be with
It is blocked on predeterminated position, achievees the purpose that improve 30 film thickness uniformity of both alignment layers.The predeterminated position can have producers
It presets, specifically can be depending on the size of actual display panel, details are not described herein.The material of both alignment layers 30 can be
Polyimides.In the actual production process, alignment liquid can be coated on substrate 10 and is solidified to reach anchoring liquid crystal molecule
Purpose.It is then possible to pre-tilt angle be formed by way of power-up, to enable liquid crystal molecule ordered arrangement.
In this application, concaveconvex structure is formed by the surface of the light shield layer 20 in edge region 102, when in substrate 10
When the material of upper coating both alignment layers 30, the concaveconvex structure positioned at fringe region 102 can be by the material blocks of both alignment layers 30 pre-
If on position, the material outflow for avoiding both alignment layers 30 causes the film thickness of 30 each section of both alignment layers to have differences, therefore can mention
The orientation ability of high color membrane substrates 100, to improve the display effect of display panel.
Light shield layer 20 includes the first light shield layer 201 and the second light shield layer 202.The grid-shaped setting of first light shield layer 201 exists
On central area 101, the second light shield layer 202 includes the main part 202A in setting edge region 102, and is arranged in main body
Multiple protrusion 202B on portion 202A.Main part 20A is arranged in towards on the surface of both alignment layers 30 in multiple protrusion 20B, main
Body portion 20A and multiple protrusion 20B forms concaveconvex structure.
It should be noted that can be made together using the mask plate together with different light transmittances such as intermediate tone mask plate
At the first light shield layer 201 and the second light shield layer 202 with fenestral fabric.For example, using one of mask plate, the exposure mask
Plate has the first transparent area, the second transparent area and third transparent area.The light transmittance of first transparent area is 100%, the second light transmission
The light transmittance in area is 50%, and the light transmittance of third transparent area is 35%.Then, using the mask plate to the light shield layer on substrate 10
20 are exposed development, to form the first light shield layer 201, main part 202A and multiple protrusions with fenestral fabric
202B。
In some embodiments, the first light shield layer 201 includes multiple first shading strip 201A and multiple second shading strips
201B.Multiple first shading strip 201A are set as multiple row along first direction, and multiple second shading strip 201B are arranged in a second direction
For multirow.For example, first direction is vertical direction, second direction is horizontal direction, that is, first direction and second direction are hung down
Directly.Certainly, first direction may be horizontal direction, and second direction may be vertical direction, with specific reference to actual conditions into
Row setting.It only using first direction is vertical direction and second direction as horizontal direction example considered in figure.
Further, multiple first shading strip 201A and multiple second shading strip 201B are arranged in a crossed manner forms multiple sub-pixels
Area 401 is equipped with a sub-pixel 41 on each sub-pixel area 401.Sub-pixel 41 include red sub-pixel R, green sub-pixels G and
Blue subpixels B.
In some embodiments, Fig. 2 and Fig. 3 is please referred to, Fig. 3 is color membrane substrates shown in FIG. 1 along the first of the direction BB '
The schematic cross-section of kind embodiment.
The thickness H of each first shading strip 201A, the thickness h of each second shading strip 201B and main part 202A and every
The sum of the thickness of a protrusion 202B D is equal.
In this application, the thickness H of the first shading strip 201A refers to the first shading strip 201A towards 30 surface of both alignment layers
To the first shading strip 201A towards the distance on 10 surface of substrate.The thickness h of second shading strip 202A refers to the second shading strip
Distance of the 202A towards 30 surface of both alignment layers to the second shading strip 202A towards 10 surface of substrate.Main part 202A and each protrusion
The sum of the thickness of portion 202B D refers to that each surface of the protrusion 202B far from main part 202A is served as a contrast to main part 202A direction
The distance on 10 surface of bottom.In the present embodiment, the thickness of the thickness H of each first shading strip 201A, each second shading strip 201B
Degree the sum of h and main part 202A and the thickness of each protrusion 202B D be equal, it is ensured that 30 film thickness of both alignment layers it is uniform
Property, the material outflow for avoiding both alignment layers 30 causes the film thickness of 30 each section of both alignment layers to have differences, therefore can be improved color film
The orientation ability of substrate 100, to improve the display effect of display panel.
In some embodiments, referring to Fig. 4, Fig. 4 is second implementation of the color membrane substrates shown in FIG. 1 along the direction AA '
The schematic cross-section of mode.On central area 101 to the direction of fringe region 102, the thickness of multiple protrusion 202B is gradually
It is incremented by.
For example, being provided with 5 protrusion 202B on central area 101 to the direction of fringe region 102.Wherein, first
A protrusion 202B with a thickness of 1 millimeter, second protrusion 202B with a thickness of 2 millimeters, the thickness of third protrusion 202B
Degree is 3 millimeters, the 4th protrusion 202B with a thickness of 4 millimeters, the 5th protrusion 202B with a thickness of 5 millimeters.In reality
In production process, the material of both alignment layers 30 is applied on light shield layer 20, due to arriving the side of fringe region 102 in central area 101
Upwards, the thickness of multiple protrusion 202B is gradually incremented by, it is ensured that the uniformity of 30 film thickness of both alignment layers avoids both alignment layers 30
Material outflow cause the film thickness of 30 each section of both alignment layers to have differences, therefore can be improved the orientation ability of color membrane substrates 100,
To improve the display effect of display panel.
In order to further ensure the uniformity of 30 film thickness of both alignment layers, therefore, in some embodiments, farthest away from central area
The sum of 101 thickness of protrusion 202B and main part 202A D is equal to the thickness H of each first shading strip 201A.
In some embodiments, referring to Fig. 5, Fig. 5 is the third implementation of color membrane substrates shown in FIG. 1 along the direction AA '
The schematic cross-section of mode.On central area 101 to the direction of fringe region 102, the distance between adjacent protrusions 202B
Gradually successively decrease.
In addition, the uniformity in order to guarantee 30 film thickness of both alignment layers, in some embodiments, respectively with different rates in
Both alignment layers 30 are formed on heart district domain 101 and fringe region 102.That is, both alignment layers 30 include first part 301 interconnected and the
Two parts 302.On the centrally disposed region 101 of first part 301, second part 302 is arranged in edge region 102, and first
Part 301 is deposited with first rate, and second part 302 is with the second rate deposition.
In the actual production process, both alignment layers 30 can be formed on substrate 10 by the way of inkjet printing, also, can
To control the droplet sizes of alignment materials by the voltage for changing piezoelectric ceramics so that 302 surface of the second both alignment layers with
The flush of first both alignment layers 301, it is ensured that the uniformity of 30 film thickness of both alignment layers, therefore can be improved color membrane substrates 100
Orientation ability, to improve the display effect of display panel.
Correspondingly, referring to Fig. 6, Fig. 6 is the structural schematic diagram of display panel provided by the present application.The application also provides one
Kind display panel 1, color membrane substrates 100, array substrate 200 and setting including the application any embodiment are in color membrane substrates
Liquid crystal layer 300 between 100 and array substrate 200.The specific structure of color membrane substrates 100 please refers to preceding embodiment, herein not
It repeats again.
Color membrane substrates provided by the embodiments of the present application and display panel are described in detail above, it is used herein
The principle and implementation of this application are described for specific case, and the above embodiments are only used to help understand
The application.Meanwhile for those skilled in the art, according to the thought of the application, in specific embodiments and applications
There will be changes, in conclusion the contents of this specification should not be construed as limiting the present application.
Claims (10)
1. a kind of color membrane substrates characterized by comprising
Substrate, the substrate include central area and the fringe region around the central area；
Light shield layer, the light shield layer are arranged over the substrate, and the surface tool of the light shield layer on the fringe region
There is concaveconvex structure；
Both alignment layers, the both alignment layers are arranged on the light shield layer, and cover the central area and the fringe region.
2. color membrane substrates according to claim 1, which is characterized in that the light shield layer includes that the first light shield layer and second hide
Photosphere；
Wherein, first light shield layer is grid-shaped is arranged on the central area, and second light shield layer includes that setting exists
Main part on the fringe region, and the multiple protrusions being arranged on the main part, multiple protrusion settings
In the main part towards on the surface of the both alignment layers, the main part and multiple protrusions form described concave-convex tie
Structure.
3. color membrane substrates according to claim 2, which is characterized in that first light shield layer includes multiple first shading strips
With multiple second shading strips；
Wherein, multiple first shading strips are set as multiple row along first direction, and multiple second shading strips are in a second direction
It is set as multirow.
4. color membrane substrates according to claim 3, which is characterized in that multiple first shading strips and multiple described second
Shading strip is arranged in a crossed manner to form multiple sub-pixel areas, is equipped with a sub-pixel on each sub-pixel area.
5. color membrane substrates according to claim 4, which is characterized in that thickness, the Mei Gesuo of each first shading strip
The sum of the thickness of the thickness and the main part and each protrusion of stating the second shading strip is equal.
6. color membrane substrates according to claim 2, which is characterized in that in the central area to the side of the fringe region
Upwards, the thickness of multiple protrusions is gradually incremented by.
7. color membrane substrates according to claim 6, which is characterized in that farthest away from the central area the protrusion with
The sum of thickness of the main part is equal to the thickness of each first shading strip.
8. color membrane substrates according to claim 6, which is characterized in that in the central area to the side of the fringe region
Upwards, the distance between adjacent described protrusion gradually successively decreases.
9. color membrane substrates according to claim 1, which is characterized in that the both alignment layers include first part interconnected
And second part；
Wherein, the first part is arranged on the central area, and the second part is arranged on the fringe region, institute
It states first part to deposit with first rate, the second part is deposited with the second rate.
10. a kind of display panel, which is characterized in that including the described in any item color membrane substrates of claim 1 to 9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910278467.5A CN110187545B (en) | 2019-04-09 | 2019-04-09 | Color film substrate and display panel |
| PCT/CN2019/085939 WO2020206779A1 (en) | 2019-04-09 | 2019-05-08 | Color film substrate and display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910278467.5A CN110187545B (en) | 2019-04-09 | 2019-04-09 | Color film substrate and display panel |
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| Publication Number | Publication Date |
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| CN110187545A true CN110187545A (en) | 2019-08-30 |
| CN110187545B CN110187545B (en) | 2021-07-06 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910278467.5A Active CN110187545B (en) | 2019-04-09 | 2019-04-09 | Color film substrate and display panel |
Country Status (2)
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| CN (1) | CN110187545B (en) |
| WO (1) | WO2020206779A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021109264A1 (en) * | 2019-12-05 | 2021-06-10 | Tcl华星光电技术有限公司 | Display panel and liquid crystal display device |
| WO2023004841A1 (en) * | 2021-07-26 | 2023-02-02 | Tcl华星光电技术有限公司 | Display panel |
| US11899323B2 (en) | 2021-07-26 | 2024-02-13 | Tcl China Star Optoelectronics Technology Co., Ltd. | Display panel |
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| US20180356689A1 (en) * | 2016-01-08 | 2018-12-13 | Samsung Display Co. Ltd. | Liquid crystal display device and manufacturing method thereof |
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| CN106873233A (en) * | 2017-02-04 | 2017-06-20 | 京东方科技集团股份有限公司 | Color membrane substrates polaroid, substrate, display panel and preparation method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021109264A1 (en) * | 2019-12-05 | 2021-06-10 | Tcl华星光电技术有限公司 | Display panel and liquid crystal display device |
| WO2023004841A1 (en) * | 2021-07-26 | 2023-02-02 | Tcl华星光电技术有限公司 | Display panel |
| US11899323B2 (en) | 2021-07-26 | 2024-02-13 | Tcl China Star Optoelectronics Technology Co., Ltd. | Display panel |
Also Published As
| Publication number | Publication date |
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| CN110187545B (en) | 2021-07-06 |
| WO2020206779A1 (en) | 2020-10-15 |
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