CN106940496A - Chock insulator matter, display device and color membrane substrates manufacture method - Google Patents
Chock insulator matter, display device and color membrane substrates manufacture method Download PDFInfo
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- CN106940496A CN106940496A CN201710358396.0A CN201710358396A CN106940496A CN 106940496 A CN106940496 A CN 106940496A CN 201710358396 A CN201710358396 A CN 201710358396A CN 106940496 A CN106940496 A CN 106940496A
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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
- G02F1/1339—Gaskets; Spacers; Sealing of cells
- G02F1/13394—Gaskets; Spacers; Sealing of cells spacers regularly patterned on the cell subtrate, e.g. walls, pillars
-
- 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
- G02F1/133514—Colour filters
- G02F1/133516—Methods for their manufacture, e.g. printing, electro-deposition or photolithography
-
- 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
- G02F1/1339—Gaskets; Spacers; Sealing of cells
- G02F1/13398—Spacer materials; Spacer properties
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Liquid Crystal (AREA)
Abstract
The disclosure is directed to a kind of chock insulator matter, display device and color membrane substrates manufacture method, the chock insulator matter is arranged between the array base palte of display device and color membrane substrates, and the material of the chock insulator matter includes photo-deformable material.By adding photo-deformable material in the material of chock insulator matter, when causing the removal of external force that color membrane substrates and array base palte deformation misplace, chock insulator matter is deformed upon by illumination, it is to avoid the stop of bolster and return to the top of bolster on array base palte；After chock insulator matter is returned to above bolster, recover the shape of script, so that the box thickness of liquid crystal cell can keep stable and homogeneous.
Description
Technical field
This disclosure relates to technical field of liquid crystal display, in particular to a kind of chock insulator matter, display device and color film base
Board fabrication method.
Background technology
In order to keep the thick homogeneity in each position of box of liquid crystal cell, it can include generally by the way of：With reference to Fig. 1
It is shown, the chock insulator matter (Post Spacer, PS) of flexible restoring force is set between array base palte 102 and color membrane substrates 101
103, when chock insulator matter 103 is in compressive state and plays a part of support liquid crystal cell, it can make it that the box thickness of liquid crystal cell is kept
It is stable and homogeneous.
But in actual use, when color membrane substrates 101 and the stress and deformation of array base palte 102 misplace, meeting
There is chock insulator matter 103 and recover non-compressed state；It is in bolster on array base palte when being in compressive state due to cylindrical spacer
(Pillow) 104 top, therefore when the external force is removed, chock insulator matter 103 can not due to the stop of bolster 104 on array base palte
The top (with reference to Fig. 2 so) of bolster 104 is turned again to, so that the box thickness of liquid crystal cell can not keep stable and homogeneous, drop
The low quality of display.
It should be noted that information is only used for strengthening the reason of background of this disclosure disclosed in above-mentioned background section
Solution, therefore can include not constituting the information to prior art known to persons of ordinary skill in the art.
The content of the invention
The purpose of the disclosure is to provide a kind of chock insulator matter, display device and color membrane substrates manufacture method, and then at least
One or more problem caused by limitation and the defect due to correlation technique is overcome to a certain extent.
According to an aspect of this disclosure there is provided a kind of chock insulator matter, the chock insulator matter is arranged on the array base of display device
Between plate and color membrane substrates, the material of the chock insulator matter includes photo-deformable material.
In a kind of exemplary embodiment of the disclosure, the photo-deformable material includes photo-deformable liquid crystal elastomer.
In a kind of exemplary embodiment of the disclosure, the photo-deformable liquid crystal elastomer includes the vinegar containing azo dyes
Acid cellulose.
In a kind of exemplary embodiment of the disclosure, the chock insulator matter is cylindrical spacer.
According to an aspect of this disclosure there is provided a kind of display device, including the color membrane substrates to box, array base palte and
The chock insulator matter between the color membrane substrates and the array base palte is arranged on, the chock insulator matter is according to above-mentioned any one
Chock insulator matter.
According to an aspect of this disclosure there is provided a kind of color membrane substrates manufacture method, including：
The first color photoresist is coated on a underlay substrate, and passes through patterning processes the first color filtration zone figure of formation
Case；
The second color photoresist is coated on the underlay substrate, and passes through patterning processes the second color filtration zone figure of formation
Case；
The 3rd color photoresist is coated on the underlay substrate, and passes through patterning processes the 3rd color filtration zone figure of formation
Case；
The 4th color photoresist is coated on the underlay substrate, and passes through patterning processes the 4th color filtration zone figure of formation
Case；
Protective layer is formed on first color, the second color, the 3rd color and the 4th color filtration zone pattern；
Coating includes the 5th photoresist of photo-deformable material on the protective layer, and forms dottle pin by patterning processes
Thing.
In a kind of exemplary embodiment of the disclosure, first color, the second color and the 3rd color are respectively
Red, green and blueness.
In a kind of exemplary embodiment of the disclosure, the photo-deformable material is photo-deformable liquid crystal elastomer.
In a kind of exemplary embodiment of the disclosure, the photo-deformable liquid crystal elastomer is the acetic acid containing azo dyes
Cellulose.
In a kind of exemplary embodiment of the disclosure, the chock insulator matter is cylindrical spacer.
A kind of chock insulator matter of the disclosure, by adding photo-deformable material in the material of chock insulator matter, when causing color membrane substrates
When the external force misplaced with array base palte deformation is removed, chock insulator matter is deformed upon by illumination, it is to avoid array base palte upper pillow
The stop of pad and the top for returning to bolster；After chock insulator matter is returned to above bolster, recover the shape of script, so that liquid crystal cell
Box thickness can keep stable and homogeneous.
It should be appreciated that the general description of the above and detailed description hereinafter are only exemplary and explanatory, not
The disclosure can be limited.
Brief description of the drawings
Accompanying drawing herein is merged in specification and constitutes the part of this specification, shows the implementation for meeting the disclosure
Example, and be used to together with specification to explain the principle of the disclosure.It should be evident that drawings in the following description are only the disclosure
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 schematically shows a kind of display base plate schematic diagram.
Fig. 2 schematically shows a kind of color membrane substrates skew schematic diagram.
Fig. 3 schematically shows another color membrane substrates skew schematic diagram.
Fig. 4 schematically shows a kind of chock insulator matter and shrinks schematic diagram.
Fig. 5 schematically shows another color membrane substrates skew schematic diagram.
Fig. 6 schematically shows a kind of chock insulator matter and recovers compressive state schematic diagram.
Fig. 7 schematically shows a kind of flow chart of color membrane substrates preparation method.
Embodiment
Example embodiment is described more fully with referring now to accompanying drawing.However, example embodiment can be with a variety of shapes
Formula is implemented, and is not understood as limited to example set forth herein；On the contrary, thesing embodiments are provided so that the disclosure will more
Fully and completely, and by the design of example embodiment those skilled in the art is comprehensively conveyed to.Described feature, knot
Structure or characteristic can be combined in one or more embodiments in any suitable manner.There is provided permitted in the following description
Many details are so as to provide fully understanding for embodiment of this disclosure.It will be appreciated, however, by one skilled in the art that can
Omit one or more in the specific detail to put into practice the technical scheme of the disclosure, or others side can be used
Method, constituent element, device, step etc..In other cases, be not shown in detail or describe known solution a presumptuous guest usurps the role of the host to avoid and
So that each side of the disclosure thickens.
Although use the term of relativity in this specification, such as " on " " under " describes a component of icon for another
The relativeness of one component, but these terms are used in this specification merely for convenient, for example with reference to the accompanying drawings described in show
The direction of example.Be appreciated that, if making it turn upside down the upset of the device of icon, describe " on " component will
As " under " component.The term of other relativities, also makees have similar meaning such as " height " " low " " top " " bottom ".When certain
Structure other structures " on " when, it is possible to refer to that certain structural integrity is formed in other structures, or refer to certain structure " direct " to set
Put in other structures, or refer to certain structure and be arranged on by another structure " indirect " in other structures.
Term " one ", " one ", "the", " described " to represent to exist one or more elements/part/etc.；With
Language "comprising", " comprising " and " having " to represent it is open be included look like and refer to except list key element/
Also may be present outside part/wait other key element/part/etc.；Term " first ", " second " etc. only make as mark
With not being to the limitation of the quantity of its object.
In addition, accompanying drawing is only the schematic illustrations of the disclosure, it is not necessarily drawn to scale.Identical accompanying drawing mark in figure
Note represents same or similar part, thus will omit repetition thereof.Some block diagrams shown in accompanying drawing are work(
Can entity, not necessarily must be corresponding with physically or logically independent entity.These work(can be realized using software form
Can entity, or realize in one or more hardware modules or integrated circuit these functional entitys, or at heterogeneous networks and/or place
These functional entitys are realized in reason device device and/or microcontroller device.
This example embodiment provide firstly a kind of chock insulator matter.With reference to shown in Fig. 3, chock insulator matter 305 is arranged on display dress
Between the array base palte 302 and color membrane substrates 301 put；The material of chock insulator matter 305 includes photo-deformable material.
In this example embodiment, above-mentioned photo-deformable material is that one kind (can for example include purple in special wavelength light
Outer light and visible ray etc.) irradiation under, material body deforms upon (such as can include flexible or bending) phenomenon
Material, photo-deformable material can include photo-induced telescopic ferroelectric ceramics (can for example include PLZT (lead lanthanum zirconate titanate) ceramics)
Deng, can also be including photo-deformable polymer etc., this example embodiment is not done specifically limited to this.
In this example embodiment, above-mentioned photo-deformable polymer can include photo-deformable liquid crystal elastomer, photic
Deformation elasticity liquid crystal combines elasticity and liquid crystal liquid crystal property, can include following characteristics：On the one hand, the elastic liquid crystal tool of photo-deformable
There is remote controllability, without wire；On the other hand, the elastic liquid crystal of photo-deformable has the characteristics of deformation quantity is big (photo-induced telescopic
Experiment value can reach 20%, 400%) theoretical value can reach；Another further aspect, photo-deformable elasticity liquid crystal can not be by
Electromagnetic interference；Finally, the material easy-formation of the elastic liquid crystal of photo-deformable, and fexible film can be processed into.
In this example embodiment, above-mentioned photo-deformable liquid crystal elastomer can include the acetate fiber containing azo dyes
Element, can also include othering the thermoplastic resin containing azo dyes, or have dyeability and special with deformation including other
The material levied, this example embodiment is not done specifically limited to this.Wherein, the above-mentioned cellulose acetate containing azo dyes has shape
The features such as variable is big, softening temperature is low and dyeability is protruded so that so that the deformation range of chock insulator matter is larger, can be more preferable
The stop for avoiding bolster.
In this example embodiment, the shape of above-mentioned chock insulator matter can include cylindrical spacer, can also include terrace with edge,
The chock insulator matter of the other shapes such as round platform.Wherein, for other shapes of chock insulator matter, cylindrical spacer can have preferable
Stability so that color membrane substrates and array base palte can make it that the box of liquid crystal cell is thick all the time when being not affected by the effect of external force
Keep stable and homogeneous, improve the quality of display device.
This example embodiment additionally provides a kind of display device.With reference to shown in Fig. 3, the display device includes the coloured silk to box
Ilm substrate 301, array base palte 302 and the chock insulator matter 305 being arranged between color membrane substrates 301 and array base palte 302.
In this example embodiment, with reference to shown in Fig. 3, above-mentioned color membrane substrates 301 can include colored design layer and
Black matrix (Black Matrix, black matrix patterned layer) 303；Wherein, colored design layer can include red pattern layer, green figure
Pattern layer and blue color patterns layer, can also include other color pattern layers such as white, it is special that this example embodiment is not done to this
Limitation.
In this example embodiment, with reference to shown in Fig. 3, above-mentioned array base palte 302 can include conductive layer 304 and pillow
Pad 307.
In this example embodiment, in order to avoid producing projection during overlap joint due to black matrix and colored design layer
And then cause to occur the uneven situation of coating when being subsequently formed alignment films to cause display to show bad phenomenon, it is above-mentioned aobvious
Showing device can also include the flatness layer for being arranged on colored design layer and black matrix upper strata.Wherein, flatness layer can by containing
The resin material of polar bond is formed.
In this example embodiment, when by external force deformation dislocation (color membrane substrates are occurred for color membrane substrates and array base palte
Slided to the right relative to array base palte, can also to the left slide, forward slip or slide backward, this example embodiment pair
This does not do specifically limited) when, chock insulator matter recovers non-compressed state；With reference to shown in Fig. 4, when above-mentioned external force is removed, column dottle pin
Thing is in light area (dashed region with reference to shown in Fig. 4), because the material of chock insulator matter includes photo-deformable material, therefore
When chock insulator matter is by illumination, occurs the deformation (shortening) with reference to shown in Fig. 4；Avoid on array base palte the stop of bolster and return
To the top of bolster (with reference to shown in Fig. 5)；When chock insulator matter returns to the top of bolster, chock insulator matter is in dark space (with reference to shown in Fig. 6
Dashed region), therefore original compressive state can be recovered, so that the box thickness of liquid crystal cell can keep stable and
One, improve the quality of display device.
This example embodiment additionally provides a kind of color membrane substrates manufacture method.With reference to shown in Fig. 7, color membrane substrates manufacture
Method can include step S710 to step S760.Wherein：
In step S710, the first color photoresist is coated on a underlay substrate, and pass through patterning processes formation first
Color filtration zone pattern.
In this example embodiment, above-mentioned first color photoresist for example can be red (Red) photoresist, can also
It is other color photoresists, for example, can is blueness or yellow etc.；This example embodiment is not done specifically limited to this.In detail
For thin：
The coated red photoresist on underlay substrate, then forms first by mask plate (Mask) through overexposure, development
Color filtration zone pattern (red pattern layer).
In step S720, the second color photoresist is coated on the underlay substrate, and pass through patterning processes formation the
Second colors filtration zone pattern.
In this example embodiment, above-mentioned second color photoresist for example can be green (Green) photoresist, also may be used
To be other color photoresists, for example, it can be red or yellow etc.；This example embodiment is not done specifically limited to this.
Specifically：
Green photoresist is coated on underlay substrate, then second is formed through overexposure, development by mask plate (Mask)
Color filtration zone pattern (green pattern layer).
In step S730, the 3rd color photoresist is coated on the underlay substrate, and pass through patterning processes formation the
Three color filtration zone patterns.
In this example embodiment, above-mentioned 3rd color photoresist for example can be blue (Blue) photoresist, also may be used
To be other color photoresists, for example, it can be red or yellow etc.；This example embodiment is not done specifically limited to this.
Specifically：
Blue photoresist is coated on underlay substrate, then the 3rd is formed through overexposure, development by mask plate (Mask)
Color filtration zone pattern (blue color patterns layer).
In step S740, the 4th color photoresist is coated on the underlay substrate, and pass through patterning processes formation the
Four color filtration zone patterns.
In this example embodiment, above-mentioned 4th color photoresist for example can be BM (Black Matrix, black square
Battle array) photoresist or other color photoresists for example can be red or yellow etc.；This example embodiment pair
This does not do specifically limited.Specifically：
BM photoresists are coated on underlay substrate, the first face is then formed through overexposure, development by mask plate (Mask)
Color filtration zone pattern (black matrix).
In step S750, on first color, the second color, the 3rd color and the 4th color filtration zone pattern
Form protective layer.Specifically：
By coating silicon nitride (can also be other structures ceramic material, for example on colored design layer and black matrix
Aluminum oxide etc., this example embodiment is not done specifically limited to this) and then it solidify to form protective layer (flatness layer).
In step S760, coating includes the 5th photoresist of photo-deformable material on the protective layer, and passes through structure
Figure technique formation chock insulator matter.
In this example embodiment, above-mentioned photo-deformable material can include photo-induced telescopic ferroelectric ceramics (for example can be with
Including PLZT (lead lanthanum zirconate titanate) ceramics) etc., can also include photo-deformable liquid crystal elastomer, this example embodiment to this not
Do specifically limited.Wherein, photo-deformable liquid crystal elastomer can include the cellulose acetate containing azo dyes, can also include it
His thermoplastic resin containing azo dyes, or there is dyeability and material with deformation characteristics, this example including other
Embodiment is not done specifically limited to this.Specifically：
Coating includes the PS photoresists of the cellulose acetate containing azo dyes, Ran Houke on above-mentioned protective layer (flatness layer)
To form cylindrical spacer by multiexposure, multiple exposure, development by mask plate (Mask), half gray level mask plate (Half can also be passed through
Tone Mask) cylindrical spacer (PS, Post Spacer) is formed by single exposure, development, this example embodiment is to this
Do not do specifically limited.
In addition, although each step of method in the disclosure is described with particular order in the accompanying drawings, this does not really want
These steps must be performed according to the particular order by asking or implying, or the step having to carry out shown in whole could be realized
Desired result.It is additional or alternative, it is convenient to omit some steps, multiple steps are merged into a step and performed, and/
Or a step is decomposed into execution of multiple steps etc..
It is easily understood that include backlight module, gate drivers, the source electrode of above-mentioned being also an option that property of display device drive
Particular determination is not done to this in the other assemblies such as dynamic device, this example embodiment.In addition, in this exemplary embodiment, it is above-mentioned aobvious
Showing device can be：Any tool such as display panel, mobile phone, panel computer, television set, display, notebook computer, digital camera
There are the product or part of display function, the disclosure is to this without particular determination.
Those skilled in the art will readily occur to its of the disclosure after considering specification and putting into practice invention disclosed herein
Its embodiment.The application is intended to any modification, purposes or the adaptations of the disclosure, these modifications, purposes or
Adaptations follow the general principle of the disclosure and including the undocumented common knowledge in the art of the disclosure or
Conventional techniques.Description and embodiments are considered only as exemplary, and the true scope of the disclosure and spirit are by claim
Point out.
It should be appreciated that the precision architecture that the disclosure is not limited to be described above and is shown in the drawings, and
And various modifications and changes can be being carried out without departing from the scope.The scope of the present disclosure is only limited by appended claim.
Claims (10)
1. a kind of chock insulator matter, it is characterised in that the chock insulator matter is arranged between the array base palte of display device and color membrane substrates,
The material of the chock insulator matter includes photo-deformable material.
2. chock insulator matter according to claim 1, it is characterised in that the photo-deformable material includes photo-deformable liquid crystal bullet
Property body.
3. chock insulator matter according to claim 2, it is characterised in that the photo-deformable liquid crystal elastomer is included containing azo dye
The cellulose acetate of material.
4. chock insulator matter according to claim 1, it is characterised in that the chock insulator matter is cylindrical spacer.
5. a kind of display device, including the color membrane substrates to box, array base palte and it is arranged on the color membrane substrates and the battle array
Chock insulator matter between row substrate, it is characterised in that the chock insulator matter is the dottle pin according to Claims 1-4 any one
Thing.
6. a kind of color membrane substrates manufacture method, it is characterised in that including：
The first color photoresist is coated on a underlay substrate, and passes through patterning processes the first color filtration zone pattern of formation；
The second color photoresist is coated on the underlay substrate, and passes through patterning processes the second color filtration zone pattern of formation；
The 3rd color photoresist is coated on the underlay substrate, and passes through patterning processes the 3rd color filtration zone pattern of formation；
The 4th color photoresist is coated on the underlay substrate, and passes through patterning processes the 4th color filtration zone pattern of formation；
Protective layer is formed on first color, the second color, the 3rd color and the 4th color filtration zone pattern；
Coating includes the 5th photoresist of photo-deformable material on the protective layer, and forms chock insulator matter by patterning processes.
7. color membrane substrates manufacture method according to claim 6, it is characterised in that first color, the second color with
And the 3rd color be respectively red, green and blueness.
8. color membrane substrates manufacture method according to claim 8, it is characterised in that the photo-deformable material is photic shape
Become liquid crystal elastic body.
9. color membrane substrates manufacture method according to claim 9, it is characterised in that the photo-deformable liquid crystal elastomer is
Cellulose acetate containing azo dyes.
10. color membrane substrates manufacture method according to claim 8, it is characterised in that the chock insulator matter is cylindrical spacer.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107331693A (en) * | 2017-08-31 | 2017-11-07 | 京东方科技集团股份有限公司 | A kind of organic EL display panel and preparation method thereof |
| CN107329330A (en) * | 2017-07-28 | 2017-11-07 | 武汉华星光电技术有限公司 | Liquid crystal display panel and preparation method thereof, cylindrical spacer |
| CN110456441A (en) * | 2019-09-05 | 2019-11-15 | 京东方科技集团股份有限公司 | A kind of polaroid, flexible display panels, flexible display apparatus and its bending method |
| CN110703511A (en) * | 2019-11-19 | 2020-01-17 | 京东方科技集团股份有限公司 | Display panel and display device |
| CN111308795A (en) * | 2020-03-13 | 2020-06-19 | Tcl华星光电技术有限公司 | Spacer, manufacturing method and display device |
| CN113140689A (en) * | 2021-04-16 | 2021-07-20 | 京东方科技集团股份有限公司 | Display substrate, preparation method thereof and display device |
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Application publication date: 20170711 |