CN106970491B - Display base plate, display panel and display device for Curved LCD - Google Patents
Display base plate, display panel and display device for Curved LCD Download PDFInfo
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- CN106970491B CN106970491B CN201710326229.8A CN201710326229A CN106970491B CN 106970491 B CN106970491 B CN 106970491B CN 201710326229 A CN201710326229 A CN 201710326229A CN 106970491 B CN106970491 B CN 106970491B
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- display base
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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
- G02F1/1339—Gaskets; Spacers; Sealing of cells
- G02F1/13396—Spacers having different sizes
-
- 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)
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention discloses a kind of display base plates, display panel and display device for Curved LCD, belong to field of display.The display base plate includes: substrate and the multiple spacer materials being disposed on the substrate；Multiple spacer materials include the first spacer material of multiple row along line direction parallel arrangement, and substrate is divided into multiple regions along line direction；At least first spacer material of column is equipped in each region, the restraint of the first spacer material in first area is greater than the restraint of the first spacer material in second area, and restraint is the power for maintaining the spacing between the upper substrate of Curved LCD and lower substrate；Wherein, first area is in two regions of arbitrary neighborhood from the closer region in the center of substrate.Since the restraint of the spacer material in the middle part of display base plate is greater than the restraint of the spacer material of two sides, so the spacer material in the middle part of display base plate is capable of providing bigger reaction force to inhibit the spacing between upper substrate and lower substrate to be further reduced, to guarantee box thickness homogeneity.
Description
Technical field
The present invention relates to field of display, in particular to a kind of display base plate for Curved LCD, display surface
Plate and display device.
Background technique
Thin Film Transistor-LCD (English Thin Film Transistor Liquid Crystal Display,
Abbreviation TFT LCD) be display at this stage main product, have that low energy consumption, low manufacture cost, it is radiationless the features such as.
Liquid crystal display panel in TFT LCD mainly forms box by color membrane substrates and array substrate, is equipped between the two
Multiple cylindrical spacers (English Photo Spacer, abbreviation PS), for maintaining certain gap to inject liquid crystal, this gap is known as
Box thickness (English Cell Gap).Box thickness must maintain fixed value, to guarantee liquid crystal display panel consistency of thickness, therefore in plane
In type liquid crystal display panel, the PS design of each position will be also consistent.For example, the main PS height and density phase of each position
Together, the height, density of the auxiliary PS of each position and material are all the same, to guarantee the consistency of box thickness.
Curved surface liquid crystal display panel is the current trend of liquid crystal display panel.But for curved surface liquid crystal display panel
Speech, stress when panel bending at center of surface is maximum, and pressure suffered by the region further away from center of surface is smaller, therefore,
If still designing the scheme being consistent using each position PS, the deformation that will lead to the spacer material of center of surface is maximum, in turn
It is thick minimum to lead to the box at this, and the box thickness of other positions can then be passed according to further away from the bigger trend of center of surface position box thickness
Increase, thus when significantly reducing curved surface LCD display plate benging box thickness homogeneity, and then influence curved surface liquid crystal display fill
The normal display set.
Summary of the invention
The homogeneity of box thickness is poor when in order to solve the problems, such as curved surface LCD display plate benging, the embodiment of the invention provides
A kind of display base plate, display panel and display device for Curved LCD.The technical solution is as follows:
In a first aspect, the embodiment of the invention provides a kind of display base plate for Curved LCD, the display
Substrate includes: the multiple spacer materials of substrate and setting on the substrate；The multiple spacer material includes parallel along line direction
The first spacer material of multiple row of arrangement, the substrate are divided into multiple regions along line direction；At least one is equipped in each region
First spacer material is arranged, the restraint of first spacer material in first area is greater than the first spacer material in second area
Restraint, the restraint is power for maintaining the spacing between the upper substrate of Curved LCD and lower substrate, institute
Stating display base plate is one in the upper substrate and the lower substrate；Wherein, the first area is two of arbitrary neighborhood
The closer region in center in region from the substrate.
In an implementation of the embodiment of the present invention, the first spacer material in the multiple region is according to following arrangement
The arrangement of at least one of mode: the height of first spacer material in the first area is greater than in the second area
The height of first spacer material；The density of first spacer material in the first area is greater than in the second area
The density of first spacer material；The elasticity modulus of the material of first spacer material in the first area is greater than described the
The elasticity modulus of the material of first spacer material in two regions.
In another implementation of the embodiment of the present invention, each region is equipped with column first spacer material,
Using the straight line extended along column direction where the center of the substrate as symmetry axis, described in symmetrical axisymmetric two column
The height of first spacer material is identical, and is located at any the two of described symmetry axis the same side and arranges the height of first spacer material not
Together, the column direction is vertical with the line direction.
In another implementation of the embodiment of the present invention, the substrate is in turn divided into three regions along line direction,
First spacer material height in three regions in two regions of two sides is equal, is located in three regions
First spacer material height in an intermediate region is equal.
In another implementation of the embodiment of the present invention, with what is extended where the center of the substrate along column direction
Straight line is symmetry axis, and the quantity about symmetrical axisymmetric two column first spacer material is identical, the column direction and institute
It is vertical to state line direction.
In another implementation of the embodiment of the present invention, the substrate is in turn divided into three regions along line direction,
The first spacer material equal density in two regions of the two sides in three regions.
In another implementation of the embodiment of the present invention, first spacer material is main spacer material or auxiliary dottle pin
Object.
It is described more supplemented by first spacer material when spacer material in another implementation of the embodiment of the present invention
A spacer material further includes the second spacer material of multiple row, the first spacer material described in the arranged direction and each column of the second spacer material described in each column
Arranged direction it is parallel, second spacer material be main spacer material；Second spacer material in the multiple region according to
The arrangement of at least one of lower arrangement mode: the height of second spacer material in the first area is greater than or equal to described
The height of second spacer material in second area；The density of second spacer material in the first area is greater than or waits
In the density of second spacer material in the second area；The material of second spacer material in the first area
Elasticity modulus is greater than or equal to the elasticity modulus of the material of second spacer material in the second area.
Second aspect, the embodiment of the invention also provides a kind of display panel, the display panel includes that first aspect is appointed
Display base plate described in one.
The third aspect, the embodiment of the invention also provides a kind of display device, the display device includes second aspect institute
The display panel stated.
Technical solution provided in an embodiment of the present invention has the benefit that
When curved surface liquid crystal display panel is made using the display base plate, center of surface stress is greater than the stress of two sides, still,
Since the restraint of the spacer material closer to display base plate center is bigger, that is to say, that the spacer material at display base plate center can
Bigger reaction force is provided to inhibit the spacing between upper substrate and lower substrate to be further reduced, uses the display base plate in this way
Box thickness in the middle part of manufactured curved surface liquid crystal display panel does not reduce compared with for two sides, to ensure that center of surface and two sides
Box thickness homogeneity.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Figure 1A-Figure 1B is a kind of structural schematic diagram of display base plate provided in an embodiment of the present invention；
Fig. 1 C is a kind of structural schematic diagram of display panel provided in an embodiment of the present invention；
Fig. 1 D- Fig. 1 E is the structural schematic diagram of another display base plate provided in an embodiment of the present invention；
Fig. 2A-Fig. 2 B is the structural schematic diagram of another display base plate provided in an embodiment of the present invention；
Fig. 2 C is the structural schematic diagram of another display panel provided in an embodiment of the present invention；
Fig. 2 D is the structural schematic diagram of another display base plate provided in an embodiment of the present invention；
Fig. 3 A- Fig. 3 B is the structural schematic diagram of another display base plate provided in an embodiment of the present invention；
Fig. 4 is the structural schematic diagram of another display base plate provided in an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of another display base plate provided in an embodiment of the present invention；
Fig. 6 A- Fig. 6 B is the structural schematic diagram of another display base plate provided in an embodiment of the present invention；
Fig. 6 C is the structural schematic diagram of another display panel provided in an embodiment of the present invention；
Fig. 6 D is the structural schematic diagram of another display base plate provided in an embodiment of the present invention；
Fig. 7 A- Fig. 7 B is the structural schematic diagram of another display base plate provided in an embodiment of the present invention；
Fig. 7 C is the structural schematic diagram of another display panel provided in an embodiment of the present invention；
Fig. 7 D is the structural schematic diagram of another display base plate provided in an embodiment of the present invention；
Fig. 8 A- Fig. 8 B is the structural schematic diagram of another display base plate provided in an embodiment of the present invention；
Fig. 8 C is the structural schematic diagram of another display panel provided in an embodiment of the present invention；
Fig. 9 is the structural schematic diagram of another display base plate provided in an embodiment of the present invention；
Figure 10 is the structural schematic diagram of another display base plate provided in an embodiment of the present invention；
Figure 11 is the structural schematic diagram of another display base plate provided in an embodiment of the present invention；
Figure 12 is the structural schematic diagram of another display base plate provided in an embodiment of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
The embodiment of the invention provides a kind of display base plate for Curved LCD, which includes: base
Plate and the multiple spacer materials being disposed on the substrate；Multiple spacer materials include the first dottle pin of multiple row along line direction parallel arrangement
Object, substrate are divided into multiple regions along line direction；At least first spacer material of column is equipped in each region, the in first area
The restraint of one spacer material is greater than the restraint of the first spacer material in second area, and restraint is for maintaining curved surface liquid crystal
Show the power of the spacing between the upper substrate of device and lower substrate, display base plate is one in upper substrate and lower substrate；Wherein, first
Region is in two regions of arbitrary neighborhood from the closer region in the center of substrate.
In embodiments of the present invention, it when curved surface liquid crystal display panel is made using the display base plate, needs to display base plate
It being bent, stress concentrates the stress for causing center of surface stress to be greater than two sides in the middle when display base plate is bent, still,
Since display base plate provided in an embodiment of the present invention is bigger closer to the restraint of the spacer material at display base plate center, that is,
Say, the spacer material at display base plate center be capable of providing bigger reaction force inhibit the spacing between upper substrate and lower substrate into
One step is reduced, and is not subtracted using the box thickness in the middle part of curved surface liquid crystal display panel made of the display base plate compared with for two sides in this way
It is small, to ensure that the box thickness homogeneity of center of surface and two sides.In addition, using the display base plate of aforesaid way arrangement spacer material
After curved surface liquid crystal display panel is made, when curved surface liquid crystal display panel is by horizontal direction active force, due to center of surface
Spacer material provide restraint it is larger so that between the spacer material and the upper substrate and lower substrate of Curved LCD
Frictional force it is sufficiently large, the position of spacer material can be effectively prevent to shift, avoid wiping phenomenon generation.
In embodiments of the present invention, the first spacer material in multiple regions can be according at least one in following arrangement mode
Kind arrangement: the height of the first spacer material in first area is greater than the height of the first spacer material in second area；First area
The density of the first interior spacer material is greater than the density of the first spacer material in second area；The first spacer material in first area
The elasticity modulus of material is greater than the elasticity modulus of the material of the first spacer material in second area.Wherein, elasticity modulus refers to list
For stress divided by the strain of the direction, strain, which refers to, applies an external forces to elastomer (spacer material) under to stress state,
The change of shape can occur for elastomer.
That is, the arrangement mode of the first spacer material can both come in fact only according to one of above-mentioned three kinds of arrangement modes
Existing, the arrangement mode of the first spacer material can also be realized according to any two kinds in above-mentioned three kinds of arrangement modes simultaneously, first
The arrangement mode of spacer material can also be realized according to above-mentioned three kinds of arrangement modes simultaneously.
Since each arrangement mode in these three arrangement modes can play the effect of guarantee box thickness homogeneity, because
And whether individually using combination that is one such, or using two kinds therein or three kinds, it is able to achieve the equal of box thickness
One property.Specifically, every kind of arrangement mode realizes that the principle of box thickness homogeneity is as follows:
When the height of the spacer material of center of surface (display base plate center) is greater than the height of the spacer material of two sides, compared to
Using etc. high settings spacer material for, the deformation of center of surface spacer material is bigger, so as to provide bigger reaction force
The spacing between upper substrate and lower substrate is inhibited to be further reduced, to ensure that the box thickness of center of surface and two sides is uniform
Property.When the density of the spacer material of center of surface be greater than two sides spacer material density when, compared to using isodensity setting every
For underbed, the spacer material of center of surface is in the case where generating the deformation with two sides equivalent, due to the spacer material of center of surface
Density is big, it is thus possible to provide bigger reaction force to inhibit the spacing between upper substrate and lower substrate to be further reduced, from
And it ensure that the box thickness homogeneity of center of surface and two sides.When the elasticity modulus of the material of the spacer material of center of surface is greater than two sides
Spacer material material elasticity modulus when, compared to using identical material setting spacer material for, the dottle pin of center of surface
Object is in the case where generating the deformation with two sides equivalent, since the spacer material elasticity modulus of center of surface is big, it is thus possible to provide
Bigger reaction force inhibits the spacing between upper substrate and lower substrate to be further reduced, to ensure that center of surface and two
The box thickness homogeneity of side.
Wherein several embodiments are illustrated below by example way, are readily apparent that, other embodiments
It implements similar therewith:
Figure 1A is a kind of side view of display base plate provided in an embodiment of the present invention, and Figure 1B is the corresponding top view of Figure 1A,
Referring to Figure 1A and Figure 1B, substrate 100 is divided into multiple regions 100A along line direction a.Specifically, Figure 1B shows 3 regions
Being located in the middle region and can be referred to as aforementioned first area in 100A, this 3 region 100A, the region of two sides can be referred to as
For aforementioned second area.The height of the first spacer material 101 in first area is greater than the first spacer material 101 in second area
Highly.When making the display panel of curved surface using the display base plate, 101 deformation quantity of the first spacer material in first area is big, from
And generate bigger reaction force, avoid center of surface under the action of by more energetically box thicker than small.
Further, the height of all first spacer materials 101 of two second areas is equal in Figure 1A and Figure 1B.Namely
Say, substrate can be in turn divided into three regions along line direction, be located in three regions in two regions of two sides first every
Underbed height is equal, and all first spacer materials height that region is located in the middle in three regions is equal.Only design two kinds of height
The first spacer material, facilitate production, and the problem of the consistency difference of box thickness can be alleviated to a certain extent.
Further, the height positioned at first spacer material in the region of two sides can be located in the middle the first of region every
The 60%-80% of the height of underbed.
Region division mode shown in Figure 1A and Figure 1B is only for example, and in practice, more regions can also be arranged.Region
When being arranged most, each region only includes first spacer material of column.When each region is equipped with first spacer material of column, with substrate
Center where the straight line extended along column direction be symmetry axis, the height phase about symmetrical axisymmetric the first spacer material of two column
Together, and different positioned at the height of any two column, first spacer material of symmetry axis the same side, column direction is vertical with line direction.In the reality
In existing mode, the side of the column where substrate center, any the first spacer material of two column height is different, and due to the height of spacer material
Gradually decreased from substrate center to two sides, therefore, the height of the first spacer material is each Leie time variation, this with Curved screen is made
Various pieces stress gradually changes correspondence afterwards, so as to guarantee the consistency of box thickness.
It specifically, is symmetrical with the straight line A along column direction b arrangement where the center of substrate 100 referring to Fig. 1 D and Fig. 1 E
Axis, the height about symmetrical axisymmetric the first spacer material of two column 101 is identical, and is located at any the two of symmetry axis the same side and arranges the
The height of one spacer material 101 is different, so that the trend of gradual change is presented in the height of the first spacer material of each column.
Further, the difference in height of two the first spacer material of column of arbitrary neighborhood can be equal.The height equal difference of first spacer material
Variation, better ensures that the consistency of box thickness.
Further, the height of the smallest first spacer material of height can be the height of maximum first spacer material of height
60%-80%.
Fig. 2A is a kind of side view of display base plate provided in an embodiment of the present invention, and Fig. 2 B is the corresponding top view of Fig. 2A,
The division methods in region are identical as Figure 1A and Figure 1B in Fig. 2A and Fig. 2 B, the difference is that, each region in Fig. 2A and Fig. 2 B
The first spacer material height it is identical, and elasticity modulus (different yin in corresponding diagram of the material of first spacer material of each region
Shadow) it is different.The elasticity modulus of the material of the first spacer material 101 in first area is greater than the first spacer material in second area
The elasticity modulus of 101 material.The first spacer material when making the display panel of curved surface using the display base plate, in first area
101 generate reaction force it is bigger, avoid center of surface under the action of by more energetically box thicker than small.
Further, in Fig. 2A and Fig. 2 B the material of all first spacer materials 101 of two second areas elasticity modulus
It is equal.More specifically, the material of all first spacer materials 101 of two second areas is identical.That is, substrate can be along row
Direction is in turn divided into three regions, and the material of all first spacer materials in two regions of two sides is located in three regions
Elasticity modulus is equal, and the elasticity modulus that the material of all first spacer materials in region is located in the middle in three regions is equal.Only
The first spacer material for designing two kinds of elasticity modulus facilitates production, and the consistency difference of box thickness can be alleviated to a certain extent
Problem.
Further, the elasticity modulus of material positioned at first spacer material in the region of two sides can be to be located in the middle area
The 60%-80% of the elasticity modulus of the material of first spacer material in domain.
For example, the first spacer material can be made of Other substrate materials, wherein being located at photoetching used by the region of two sides
Glue can be made of acrylic resin, epoxy resin, crosslinking agent, photoinitiator and solvent, and be located in the middle region and adopted
Photoresist can be by poly acrylic acid-poly butadiene-polyacrylic acid block copolymer, epoxy resin, crosslinking agent, light-initiated
Agent and solvent composition, so that guaranteeing that the elasticity modulus for being located in the middle the material of first spacer material in region is greater than is located at two sides
Region the first spacer material material elasticity modulus.It, can be by adjusting each ingredient as the numerical relation of elasticity modulus
Proportion realizes that the present invention does not repeat them here this.
Region division mode shown in Fig. 2A and Fig. 2 B is only for example, and in practice, more regions can also be arranged.Region
When being arranged most, each region only includes first spacer material of column.When each region is equipped with first spacer material of column, with substrate
Center where the straight line extended along column direction be symmetry axis, the material about symmetrical axisymmetric the first spacer material of two column
Elasticity modulus is equal, and is located at the equal difference of elasticity modulus of the material of any two column, first spacer material of symmetry axis the same side,
Its structure can be as shown in Figure 2 D.
Further, the elasticity modulus of the material of the smallest first spacer material of elasticity modulus can be maximum for elasticity modulus
The 60%-80% of the elasticity modulus of the material of first spacer material.
Fig. 3 A is a kind of side view of display base plate provided in an embodiment of the present invention, and Fig. 3 B is the corresponding top view of Fig. 3 A,
The division methods in region are identical as Figure 1A and Figure 1B in Fig. 3 A and Fig. 3 B, the difference is that, each region in Fig. 3 A and Fig. 3 B
The first spacer material height it is identical, and the density of first spacer material of each region is different.The first dottle pin in first area
The density of object 101 is greater than the density of the first spacer material 101 in second area.Using the display surface of display base plate production curved surface
When plate, the reaction force that the first spacer material 101 in first area generates is bigger, avoids center of surface by work more energetically
With lower box thicker than small.
In embodiments of the present invention, the density of the first spacer material in a region can be equal to the region in first every
The quantity of underbed is in the columns of the first spacer material in the region.
In embodiments of the present invention, the arrangement of the first spacer material, the arrangement mode of the first spacer material are as follows for convenience: with
The straight line extended along column direction where the center of substrate is symmetry axis, the number about symmetrical axisymmetric the first spacer material of two column
Measure identical, column direction is vertical with line direction.
Further, in Fig. 3 A and Fig. 3 B the first spacer material 101 of two second areas equal density.That is,
Substrate can be in turn divided into three regions, the first spacer material being located in two regions of two sides in three regions along line direction
Equal density.The first spacer material for only designing two kinds of density, facilitates production, and can alleviate the one of box thickness to a certain extent
The problem of cause property difference.
Further, the density positioned at first spacer material in the region of two sides can be located in the middle the first of region every
The 40%-50% of the density of underbed.
Region division mode shown in Fig. 3 A and Fig. 3 B is only for example, and in practice, more regions, region can also be arranged
When being arranged most, each region only includes first spacer material of column.When each region is equipped with first spacer material of column, the is respectively arranged
The quantity of one spacer material is successively decreased from two column spacer material of substrate middle to two column spacer materials of most two sides.
Further, the quantity of the first spacer material of the column of minimum number can be the first spacer material of the most column of quantity
Quantity 40%-50%.
In embodiments of the present invention, not same district is designed on substrate in addition to the elasticity modulus using height, density or material
Outside first spacer material in domain, the first spacer material to different zones can also be combined using two kinds or three kinds in above-mentioned parameter
It is designed.This is illustrated below by Fig. 4 and Fig. 5:
As shown in figure 4, each region only includes first spacer material of column 101,101 He of the first spacer material in first area
Except for the difference in height, the elasticity modulus of material is not also identical for the first spacer material 101 in second area.
As shown in figure 5, the first spacer material 101 in first area and the first spacer material 101 in second area are in addition to material
The elasticity modulus of material is not identical outer, and the density of the first spacer material 101 is not also identical.
In embodiments of the present invention, the first spacer material can based on spacer material or auxiliary spacer material.When the first spacer material is
When main spacer material, structure may refer to Figure 1A-Fig. 1 E, Fig. 2A-Fig. 2 D, Fig. 3 A- Fig. 3 B, Fig. 4, Fig. 5.When the first spacer material is
When auxiliary spacer material, structure may refer to Fig. 6 A- Fig. 6 D, Fig. 7 A- Fig. 7 D, Fig. 8 A- Fig. 8 C, Fig. 9, Figure 10, wherein the first spacer material
Distribution it is identical as Figure 1A-Fig. 1 E, Fig. 2A-Fig. 2 D, Fig. 3 A- Fig. 3 B, Fig. 4, Fig. 5, which is not described herein again.
In general, the height of main spacer material is greater than or equal to auxiliary spacer material, the cross-sectional area of main spacer material is greater than auxiliary spacer material,
It specifically may refer to attached drawing.
In embodiments of the present invention, supplemented by the first spacer material when spacer material, multiple spacer materials further include multiple row second every
The arranged direction of underbed, the second spacer material of each column is parallel with the arranged direction of the first spacer material of each column, based on the second spacer material every
Underbed；The second spacer material in multiple regions is arranged according at least one of following arrangement mode: second in first area
The height of spacer material is greater than or equal to the height of the second spacer material in second area；The second spacer material in first area it is close
Degree is greater than or equal to the density of the second spacer material in second area；The springform of the material of the second spacer material in first area
Amount is greater than or equal to the elasticity modulus of the material of the second spacer material in second area.
That is, arrangement mode of second spacer material in each region may be the same or different.
Specifically, the second spacer material uses the embodiment of identical arrangement mode in each region, may refer to 6A-
Fig. 6 D, Fig. 7 A- Fig. 7 D, Fig. 8 A- Fig. 8 C, Fig. 9, Figure 10.It is each in 6A- Fig. 6 D, Fig. 7 A- Fig. 7 D, Fig. 8 A- Fig. 8 C, Fig. 9, Figure 10
The second spacer material 102 in region is all made of identical height, elasticity modulus and density and is configured.Second spacer material is in each area
Using the embodiment of different arrangement modes in domain, Figure 11-Figure 12 may refer to.
When arrangement mode of second spacer material in each region be not identical, specific implementation and the first spacer material
It is identical, including multiple combinations mode.But on the same substrate, the row of the arrangement mode of the first spacer material and the second spacer material
Mode for cloth may be the same or different.For example, the first spacer material 101 uses height change on display base plate shown in Figure 11
Mode arrange, and the second spacer material 102 is then arranged by the way of the elastic modulus change of material.Display base shown in Figure 12
On plate, the first spacer material 101 is arranged by the way of the elastic modulus change of material, and the second spacer material 102 is then using height
The mode of variation is arranged.
In embodiments of the present invention, excellent when only the first spacer material can use different arrangement modes in different zones
Selection of land, the first spacer material are arranged using one of aforementioned three kinds of arrangement modes, design and make in this way it is relatively simple, and
And it is uniform to reach box thickness convenient for the parameter of control spacer material.
In embodiments of the present invention, when the first spacer material and the second spacer material can all use different arrangements in different zones
When mode, it is preferable that on the same substrate, the arrangement mode of the first spacer material is identical as the arrangement mode of the second spacer material, and
First spacer material and the second spacer material are arranged only with one of aforementioned three kinds of arrangement modes, are designed and are made more in this way
Simply, and it is uniform to reach box thickness convenient for the parameter of control spacer material.
In embodiments of the present invention, substrate 100 can be array substrate or color membrane substrates, when substrate is array substrate
When, then another substrate 200 is then color membrane substrates；When substrate is color membrane substrates, then another substrate 200 is then array substrate.
The embodiment of the invention also provides a kind of display panel, which includes aforementioned display base plate.Display panel
Structure specifically may refer to Fig. 1 C, Fig. 2 C, Fig. 6 C, Fig. 7 C etc., do not repeating here.
In embodiments of the present invention, it when curved surface liquid crystal display panel is made using the display base plate, needs to display base plate
It being bent, stress concentrates the stress for causing center of surface stress to be greater than two sides in the middle when display base plate is bent, still,
Since display base plate provided in an embodiment of the present invention is bigger closer to the restraint of the spacer material at display base plate center, that is,
Say, the spacer material at display base plate center be capable of providing bigger reaction force inhibit the spacing between upper substrate and lower substrate into
One step is reduced, and is not subtracted using the box thickness in the middle part of curved surface liquid crystal display panel made of the display base plate compared with for two sides in this way
It is small, to ensure that the box thickness homogeneity of center of surface and two sides.In addition, using the display base plate of aforesaid way arrangement spacer material
After curved surface liquid crystal display panel is made, when curved surface liquid crystal display panel is by horizontal direction active force, due to center of surface
Spacer material provide restraint it is larger so that between the spacer material and the upper substrate and lower substrate of Curved LCD
Frictional force it is sufficiently large, the position of spacer material can be effectively prevent to shift, avoid wiping phenomenon generation.
The present invention also provides a kind of display devices, including display panel as described above.In the specific implementation, the present invention is real
The display device for applying example offer can be mobile phone, tablet computer, television set, display, laptop, Digital Frame, navigation
Any products or components having a display function such as instrument.
In embodiments of the present invention, it when curved surface liquid crystal display panel is made using the display base plate, needs to display base plate
It being bent, stress concentrates the stress for causing center of surface stress to be greater than two sides in the middle when display base plate is bent, still,
Since display base plate provided in an embodiment of the present invention is bigger closer to the restraint of the spacer material at display base plate center, that is,
Say, the spacer material at display base plate center be capable of providing bigger reaction force inhibit the spacing between upper substrate and lower substrate into
One step is reduced, and is not subtracted using the box thickness in the middle part of curved surface liquid crystal display panel made of the display base plate compared with for two sides in this way
It is small, to ensure that the box thickness homogeneity of center of surface and two sides.In addition, using the display base plate of aforesaid way arrangement spacer material
After curved surface liquid crystal display panel is made, when curved surface liquid crystal display panel is by horizontal direction active force, due to center of surface
Spacer material provide restraint it is larger so that between the spacer material and the upper substrate and lower substrate of Curved LCD
Frictional force it is sufficiently large, the position of spacer material can be effectively prevent to shift, avoid wiping phenomenon generation.
The foregoing is merely a prefered embodiment of the invention, is not intended to limit the invention, all in the spirit and principles in the present invention
Within, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of display base plate for Curved LCD, which is characterized in that the display base plate includes: substrate and sets
Set multiple spacer materials on the substrate；The multiple spacer material includes the first dottle pin of multiple row along line direction parallel arrangement
Object, the substrate are divided into multiple regions along line direction；At least one column first spacer material is equipped in each region, the
The restraint of first spacer material in one region is greater than the restraint of the first spacer material in second area, the restraint
For for maintaining the power of the spacing between the upper substrate of Curved LCD and lower substrate, the display base plate is the upper base
One in plate and the lower substrate；Wherein, the first area is in two regions of arbitrary neighborhood from the substrate
The closer region of the heart；Spacer material supplemented by first spacer material, the multiple spacer material further include the second spacer material of multiple row, each column
The arranged direction of second spacer material is parallel with the arranged direction of the first spacer material described in each column, based on second spacer material
Spacer material；The arrangement mode of first spacer material is different from the arrangement mode of second spacer material；
Second spacer material in the multiple region is arranged according at least one of following arrangement mode: firstth area
The density of second spacer material in domain is greater than the density of second spacer material in the second area；Firstth area
The elasticity modulus of the material of second spacer material in domain is greater than the material of second spacer material in the second area
Elasticity modulus；The height of second spacer material in the first area is greater than or equal to described in the second area
The height of second spacer material.
2. display base plate according to claim 1, which is characterized in that the first spacer material in the multiple region according to
The arrangement of at least one of lower arrangement mode: the height of first spacer material in the first area is greater than secondth area
The height of first spacer material in domain；The density of first spacer material in the first area is greater than secondth area
The density of first spacer material in domain；The elasticity modulus of the material of first spacer material in the first area is greater than
The elasticity modulus of the material of first spacer material in the second area.
3. display base plate according to claim 2, which is characterized in that each region is equipped with column first dottle pin
Object, using the straight line extended along column direction where the center of the substrate as symmetry axis, about symmetrical axisymmetric two column
The height of first spacer material is identical, and is located at the height of any two column first spacer material of described symmetry axis the same side
Difference, the column direction are vertical with the line direction.
4. display base plate according to claim 2, which is characterized in that the substrate is in turn divided into three areas along line direction
Domain, first spacer material height being located in three regions in two regions of two sides is equal, in three regions
First spacer material height for being located in the middle a region is equal.
5. according to the described in any item display base plates of claim 2 to 4, which is characterized in where the center of the substrate
The straight line extended along column direction is symmetry axis, and the quantity about symmetrical axisymmetric two column first spacer material is identical,
The column direction is vertical with the line direction.
6. according to the described in any item display base plates of claim 2 to 4, which is characterized in that the substrate is successively drawn along line direction
It is divided into three regions, the first spacer material equal density in two regions of the two sides in three regions.
7. a kind of display panel, which is characterized in that the display panel includes display base as claimed in any one of claims 1 to 6
Plate.
8. a kind of display device, which is characterized in that the display device includes display panel as claimed in claim 7.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710326229.8A CN106970491B (en) | 2017-05-10 | 2017-05-10 | Display base plate, display panel and display device for Curved LCD |
| PCT/CN2018/079125 WO2018205743A1 (en) | 2017-05-10 | 2018-03-15 | Display substrate, liquid crystal display panel and curved liquid crystal display apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710326229.8A CN106970491B (en) | 2017-05-10 | 2017-05-10 | Display base plate, display panel and display device for Curved LCD |
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| Publication Number | Publication Date |
|---|---|
| CN106970491A CN106970491A (en) | 2017-07-21 |
| CN106970491B true CN106970491B (en) | 2019-05-07 |
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| CN201710326229.8A Expired - Fee Related CN106970491B (en) | 2017-05-10 | 2017-05-10 | Display base plate, display panel and display device for Curved LCD |
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| Country | Link |
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| CN (1) | CN106970491B (en) |
| WO (1) | WO2018205743A1 (en) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106970491B (en) * | 2017-05-10 | 2019-05-07 | 京东方科技集团股份有限公司 | Display base plate, display panel and display device for Curved LCD |
| CN107357075A (en) * | 2017-08-11 | 2017-11-17 | 京东方科技集团股份有限公司 | Display panel and display device |
| CN107741674A (en) * | 2017-10-31 | 2018-02-27 | 武汉华星光电技术有限公司 | Liquid crystal panel and preparation method thereof, liquid crystal display device |
| CN108628042A (en) * | 2018-05-09 | 2018-10-09 | 厦门天马微电子有限公司 | Curved face display panel and curved-surface display device |
| CN108803154B (en) * | 2018-05-31 | 2021-10-29 | 厦门天马微电子有限公司 | Display panel and display device |
| CN108873495A (en) * | 2018-07-13 | 2018-11-23 | 深圳市华星光电技术有限公司 | A kind of liquid crystal display substrate and preparation method thereof, liquid crystal display device |
| CN208848019U (en) * | 2018-10-22 | 2019-05-10 | 惠科股份有限公司 | Color film substrate, display panel and display device |
| CN111103920A (en) * | 2018-10-25 | 2020-05-05 | 北京小米移动软件有限公司 | Electronic device |
| CN111381402A (en) * | 2018-12-27 | 2020-07-07 | 上海仪电显示材料有限公司 | Liquid crystal display device and method for forming the same |
| CN109830183B (en) * | 2019-02-21 | 2021-06-18 | 上海天马有机发光显示技术有限公司 | Display panel and display device |
| CN110908201A (en) * | 2019-11-29 | 2020-03-24 | 武汉华星光电技术有限公司 | Liquid crystal display panel |
| CN112255851B (en) * | 2020-11-09 | 2024-01-26 | 湖北长江新型显示产业创新中心有限公司 | Liquid crystal module and spatial light modulator |
| CN113781922B (en) * | 2021-09-10 | 2022-09-09 | 武汉华星光电半导体显示技术有限公司 | Forming equipment and forming method of curved surface display panel and curved surface display panel |
| CN116009311A (en) * | 2023-02-02 | 2023-04-25 | 华映科技（集团）股份有限公司 | Preparation method of display panel for improving color cast of curved screen |
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| CN106970491B (en) * | 2017-05-10 | 2019-05-07 | 京东方科技集团股份有限公司 | Display base plate, display panel and display device for Curved LCD |
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Also Published As
| Publication number | Publication date |
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| WO2018205743A1 (en) | 2018-11-15 |
| CN106970491A (en) | 2017-07-21 |
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