CN107132703A - A kind of curved surface TFT LCD structures - Google Patents
A kind of curved surface TFT LCD structures Download PDFInfo
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- CN107132703A CN107132703A CN201710468031.3A CN201710468031A CN107132703A CN 107132703 A CN107132703 A CN 107132703A CN 201710468031 A CN201710468031 A CN 201710468031A CN 107132703 A CN107132703 A CN 107132703A
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- spacer
- layer
- passivation layer
- substrates
- tft substrate
- Prior art date
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- 125000006850 spacer group Chemical group 0.000 claims abstract description 87
- 239000000758 substrate Substances 0.000 claims abstract description 68
- 238000002161 passivation Methods 0.000 claims abstract description 58
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 36
- 239000004642 Polyimide Substances 0.000 claims abstract description 35
- 229920001721 polyimide Polymers 0.000 claims abstract description 35
- 238000005538 encapsulation Methods 0.000 claims abstract description 9
- 239000007787 solid Substances 0.000 claims abstract description 9
- 230000002093 peripheral effect Effects 0.000 claims description 21
- 150000003949 imides Chemical class 0.000 claims description 5
- 238000005452 bending Methods 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 238000003786 synthesis reaction Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 210000002858 crystal cell Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000003361 heart septum Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- 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
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
- G02F1/133711—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by organic films, e.g. polymeric films
- G02F1/133723—Polyimide, polyamide-imide
-
- 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
Landscapes
- 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)
- Spectroscopy & Molecular Physics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention relates to display technology field, more particularly to a kind of curved surface TFT LCD structures.A kind of curved surface TFT LCD structures of the present invention, including：TFT substrate, CF substrates, liquid crystal layer, encapsulation glue-line, center spacer and side spacer；Side spacer is solid round table-like, the height of side spacer is less than the height of center spacer, the bottom of respective side spacer is provided with passivation layer on CF substrates, passivation layer upper surface is provided with passivation layer groove, passivation layer is provided with polyimide layer in the overlying regions of passivation layer groove periphery, polyimide layer is distributed in a ring, so that when liquid crystal panel bending, center spacer is compressed by larger stress, side spacer after smaller stress by stretching into passivation layer groove, cause the constant thickness of liquid crystal layer after synthesis, the center spacer of avoiding, which is stressed, to be compressed, cause the problem of thickness of liquid crystal layer produces change, it is simple in construction, it can be applied in curved-surface display technology.
Description
Technical field
The present invention relates to display technology field, more particularly to a kind of curved surface TFT-LCD structures.
Background technology
Liquid crystal display device (Liquid Crystal Display, LCD) has thin fuselage, power saving, radiationless etc. numerous
Advantage, is widely used, such as：Mobile phone, personal digital assistant, digital camera, computer screen or notebook electricity
Brain screen etc..In recent years, with the development of lcd technology, all big enterprises successively be proposed Curved LCD, it is whole
For body, Curved LCD can provide optimal viewing effect from edge-to-edge, and common liquid crystal display exists
Presentation ability in terms of screen edge is relatively less preferable always.The curved design of Curved LCD full wafer screen, can
Broad full-view image effect is provided, whether in center Screen or edge surrounding, same visual enjoyment can be brought,
And the distortion factor of off-axis viewing is also reduced when closely watching.In addition, Curved LCD can allow the viewing and admiring of user
Distance is elongated, and is reached and is preferably viewed and admired experience.Therefore, have very big compared to common liquid crystal display face liquid crystal display
Advantage.Existing Curved LCD is typically to show that bending is formed using screen liquid crystal, thickness of liquid crystal box in BENDING PROCESS
Easily change, cause the spacer in the middle of liquid crystal panel liquid crystal cell by larger stress so that in the middle of liquid crystal panel liquid crystal cell
Thickness it is small, the thickness of two side areas is big.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of curved surface TFT-LCD structures, to solve existing BENDING PROCESS
The middle labile problem of thickness of liquid crystal box.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of curved surface TFT-LCD structures, including：TFT substrate, CF substrates, liquid crystal layer, encapsulation glue-line, center spacer with
And side spacer；
The TFT substrate and the CF substrates are oppositely arranged, and the liquid crystal layer is located at the TFT substrate and the CF substrates
Between, the encapsulation glue-line is arranged between the TFT substrate and the CF substrates and positioned at the periphery of the liquid crystal layer, described
Center spacer is arranged between the TFT substrate and the CF substrates and positioned at the middle part of the TFT substrate, the side interval
Post is arranged between the TFT substrate and the CF substrates and positioned at the both sides of the center spacer；
The center spacer is solid round table-like, and the center spacer is in the TFT substrate to the CF substrates
Diameter is tapered on direction；
The side spacer of the center spacer both sides is symmetrical arranged, and the side spacer is solid round table-like, institute
The bottom for stating the correspondence side spacer on height of the height less than the center spacer of side spacer, the CF substrates is set
Passivation layer is equipped with, the passivation layer upper surface is provided with passivation layer groove, and the passivation layer is in the passivation layer groove periphery
Overlying regions are provided with polyimide layer, and the polyimide layer is distributed in a ring, and the inside front of the polyimide layer is set
Inclined plane is equipped with, the inside front of the polyimide layer is provided with inner peripheral surface, the inclined plane and the top of the inner peripheral surface
Connection, the inner peripheral surface is vertical with the CF substrates, and the inner peripheral surface is connected with the side of the passivation layer groove, the inner circumferential
Face and the side of the passivation layer groove are coplanar；The inclined plane is on the passivation layer to the direction of the side spacer to institute
The outside for stating polyimide layer is tilted；The inside of the polyimide layer, the side interval are stretched into the bottom of the side spacer
The side of post is contacted with the inclined plane；The minimum widith of the side spacer is equal with the width of the passivation layer groove.
The passivation layer and the polyimide layer it is peripheral rectangular, it is sub- that the length of the passivation layer is more than the polyamides
The length of amine layer, the width of the passivation layer is more than the width of the polyimide layer.
The thickness in the passivation layer groove periphery region of the passivation layer is equal with the thickness of the polyimide layer.
Advantage for present invention is with effect：
A kind of curved surface TFT-LCD structures of the present invention, including：TFT substrate, CF substrates, liquid crystal layer, encapsulation glue-line, center
Spacer and side spacer；TFT substrate and CF substrates are oppositely arranged, and liquid crystal layer is located between TFT substrate and CF substrates, encapsulation
Glue-line is arranged between TFT substrate and CF substrates and positioned at the periphery of liquid crystal layer, and center spacer is arranged at TFT substrate and CF bases
Between plate and positioned at the middle part of TFT substrate, side spacer is arranged between TFT substrate and CF substrates and positioned at center spacer
Both sides；Center spacer is solid round table-like, and spacer diameter in TFT substrate to the direction of CF substrates in center is tapered into；
The side spacer of center spacer both sides is symmetrical arranged, and side spacer is solid round table-like, and the height of side spacer is less than center
The bottom of respective side spacer is provided with passivation layer on the height of spacer, CF substrates, and passivation layer upper surface is provided with passivation layer
Groove, passivation layer is provided with polyimide layer in the overlying regions of passivation layer groove periphery, and polyimide layer is distributed in a ring, gathers
The inside front of imide layer is provided with inclined plane, and the inside front of polyimide layer is provided with inner peripheral surface, inclined plane and inner circumferential
The top connection in face, inner peripheral surface is vertical with CF substrates, and inner peripheral surface is connected with the side of passivation layer groove, and inner peripheral surface is recessed with passivation layer
The side of groove is coplanar；Inclined plane is tilted on passivation layer to the direction of side spacer to the outside of polyimide layer；Side spacer
Bottom stretch into the inside of polyimide layer, the side of side spacer is contacted with inclined plane；The minimum widith of side spacer with it is blunt
The width for changing layer groove is equal；Spacer and side spacer, middle heart septum centered on by the way that the spacer of liquid crystal layer is set
The height of post is more than the height of side spacer, and sets passivation layer and polyimide layer in side interval column bottom so that liquid crystal surface
When plate benging, center spacer is compressed by larger stress, side spacer by stretching into passivation layer groove after smaller stress,
Cause the constant thickness of liquid crystal layer after synthesis, it is to avoid center spacer, which is stressed, to be compressed, and causes the thickness of liquid crystal layer to produce
It is the problem of change, simple in construction, it can be applied in curved-surface display technology.
Brief description of the drawings
The invention will be further described below in conjunction with the accompanying drawings：
Fig. 1 is the schematic diagram before a kind of curved surface TFT-LCD structural bendings of the present invention.
Fig. 2 is the schematic diagram after a kind of curved surface TFT-LCD structural bendings of the present invention.
Fig. 3 is the passivation layer and polyimide layer top view of a kind of curved surface TFT-LCD structures of the present invention.
Fig. 4 is the passivation layer and polyimide layer sectional view of a kind of curved surface TFT-LCD structures of the present invention.
Embodiment
As shown in Figures 1 to 4, a kind of curved surface TFT-LCD structures of the invention, including：TFT substrate 1, CF substrates 2, liquid crystal
Layer 3, encapsulation glue-line 4, center spacer 5 and side spacer 6.The TFT substrate 1 and the CF substrates 2 are oppositely arranged, described
Liquid crystal layer 3 is located between the TFT substrate 1 and the CF substrates 2, and the encapsulation glue-line 4 is arranged at the TFT substrate 1 and institute
State between CF substrates 2 and positioned at the periphery of the liquid crystal layer 3, the center spacer 5 is arranged at the TFT substrate 1 and described
Between CF substrates 2 and positioned at the middle part of the TFT substrate 1, the side spacer 6 is arranged at the TFT substrate 1 and the CF bases
Between plate 2 and positioned at the both sides of the center spacer 5；The center spacer 5 is solid round table-like, the center spacer
5 in the TFT substrate 1 to the direction of the CF substrates 2 diameter taper into；The side of the both sides of center spacer 5
Spacer 6 is symmetrical arranged, and the side spacer 6 is solid round table-like, and the height of the side spacer 6 is less than the middle heart septum
The bottom of the correspondence side spacer 6 is provided with passivation layer 7, the upper surface of passivation layer 7 on the height of post 5, the CF substrates 2
Passivation layer groove 71 is provided with, overlying regions of the passivation layer 7 in the periphery of passivation layer groove 71 are provided with polyimides
Layer 8, the polyimide layer 8 is distributed in a ring, and the inside front of the polyimide layer 8 is provided with inclined plane 81, described poly-
The inside front of imide layer 8 is provided with inner peripheral surface 82, and the inclined plane 81 is connected with the top of the inner peripheral surface 82, described interior
Side face 82 is vertical with the CF substrates 2, and the inner peripheral surface 82 is connected with the side of the passivation layer groove 71, the inner peripheral surface 82
Side with the passivation layer groove 71 is coplanar；The inclined plane 81 is on the passivation layer 7 to the direction of the side spacer 6
Tilted to the outside of the polyimide layer 8；The inside of the polyimide layer 8 is stretched into the bottom of the side spacer 6, described
The side of side spacer 6 is contacted with the inclined plane 81；The minimum widith of the side spacer 6 and the passivation layer groove 71
Width is equal.
The passivation layer 7 and the polyimide layer 8 it is peripheral rectangular, the length of the passivation layer 7 is more than described poly-
The length of imide layer 8, the width of the passivation layer 7 is more than the width of the polyimide layer 8.The passivation layer 7 it is described
The thickness of the outer peripheral areas of passivation layer groove 71 is equal with the thickness of the polyimide layer 8.A kind of curved surface TFT-LCD of the present invention
Structure, when liquid crystal panel is bent along center spacer 5, may be such that liquid crystal panel bending when, center spacer by
Larger stress is compressed, and side spacer is caused the bottom of side spacer 6 to stretch into passivation layer groove 71 by smaller stress, is made after integrating
Obtain the constant thickness of liquid crystal layer, it is to avoid center spacer, which is stressed, to be compressed, cause the thickness of liquid crystal layer to produce asking for change
Topic, it is simple in construction, it can be applied in curved-surface display technology.
The present invention is not limited to above-described embodiment, and embodiment is exemplary, it is intended to for explaining the present invention, and can not
It is interpreted as limitation of the present invention.
Claims (3)
1. a kind of curved surface TFT-LCD structures, it is characterised in that including：TFT substrate (1), CF substrates (2), liquid crystal layer (3), encapsulation
Glue-line (4), center spacer (5) and side spacer (6)；
The TFT substrate (1) and the CF substrates (2) are oppositely arranged, and the liquid crystal layer (3) is located at the TFT substrate (1) and institute
State between CF substrates (2), the encapsulation glue-line (4) is arranged between the TFT substrate (1) and the CF substrates (2) and is located at
The periphery of the liquid crystal layer (3), the center spacer (5) is arranged between the TFT substrate (1) and the CF substrates (2)
And positioned at the middle part of the TFT substrate (1), the side spacer (6) is arranged at the TFT substrate (1) and the CF substrates (2)
Between and positioned at the center spacer (5) both sides；
The center spacer (5) is solid round table-like, and the center spacer (5) arrives the CF bases in the TFT substrate (1)
Diameter is tapered on the direction of plate (2)；
The side spacer (6) of center spacer (5) both sides is symmetrical arranged, and the side spacer (6) is solid round platform
Shape, the height of the side spacer (6) is less than the correspondence side on the height of the center spacer (5), the CF substrates (2)
The bottom of spacer (6) is provided with passivation layer (7), and passivation layer (7) upper surface is provided with passivation layer groove (71), described blunt
Change overlying regions of the layer (7) in the passivation layer groove (71) periphery and be provided with polyimide layer (8), the polyimide layer
(8) it is distributed in a ring, the inside front of the polyimide layer (8) is provided with inclined plane (81), the polyimide layer (8)
Inside front is provided with inner peripheral surface (82), and the inclined plane (81) is connected with the top of the inner peripheral surface (82), the inner peripheral surface
(82) vertical with the CF substrates (2), the inner peripheral surface (82) is connected with the side of the passivation layer groove (71), the inner circumferential
Face (82) and the side of the passivation layer groove (71) are coplanar；The inclined plane (81) is between the passivation layer (7) to the side
Tilted on the direction of spacer post (6) to the outside of the polyimide layer (8)；The bottom of the side spacer (6) is stretched into described poly-
The inside of imide layer (8), the side of the side spacer (6) is contacted with the inclined plane (81)；The side spacer (6)
Minimum widith is equal with the width of the passivation layer groove (71).
2. a kind of curved surface TFT-LCD structures according to claim 1, it is characterised in that the passivation layer (7) and described poly-
Peripheral rectangular, length of the length more than the polyimide layer (8) of the passivation layer (7) of imide layer (8) is described blunt
The width for changing layer (7) is more than the width of the polyimide layer (8).
3. a kind of curved surface TFT-LCD structures according to claim 2, it is characterised in that the passivation layer (7) it is described blunt
The thickness for changing layer groove (71) outer peripheral areas is equal with the thickness of the polyimide layer (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710468031.3A CN107132703A (en) | 2017-06-20 | 2017-06-20 | A kind of curved surface TFT LCD structures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710468031.3A CN107132703A (en) | 2017-06-20 | 2017-06-20 | A kind of curved surface TFT LCD structures |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107132703A true CN107132703A (en) | 2017-09-05 |
Family
ID=59736174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710468031.3A Pending CN107132703A (en) | 2017-06-20 | 2017-06-20 | A kind of curved surface TFT LCD structures |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107132703A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109830183A (en) * | 2019-02-21 | 2019-05-31 | 上海天马有机发光显示技术有限公司 | A kind of display panel and display device |
| CN109991782A (en) * | 2019-04-02 | 2019-07-09 | 惠科股份有限公司 | Display panel and display device |
| CN110515244A (en) * | 2019-08-30 | 2019-11-29 | 厦门天马微电子有限公司 | A kind of curved face display panel and display device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1661425A (en) * | 2004-02-25 | 2005-08-31 | Lg.菲利浦Lcd株式会社 | Liquid crystal display device and manufacturing method thereof |
| CN101526701A (en) * | 2008-03-07 | 2009-09-09 | 北京京东方光电科技有限公司 | Liquid crystal display device |
| CN203433239U (en) * | 2013-08-16 | 2014-02-12 | 京东方科技集团股份有限公司 | Display panel and display device |
-
2017
- 2017-06-20 CN CN201710468031.3A patent/CN107132703A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1661425A (en) * | 2004-02-25 | 2005-08-31 | Lg.菲利浦Lcd株式会社 | Liquid crystal display device and manufacturing method thereof |
| CN101526701A (en) * | 2008-03-07 | 2009-09-09 | 北京京东方光电科技有限公司 | Liquid crystal display device |
| CN203433239U (en) * | 2013-08-16 | 2014-02-12 | 京东方科技集团股份有限公司 | Display panel and display device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109830183A (en) * | 2019-02-21 | 2019-05-31 | 上海天马有机发光显示技术有限公司 | A kind of display panel and display device |
| CN109991782A (en) * | 2019-04-02 | 2019-07-09 | 惠科股份有限公司 | Display panel and display device |
| CN110515244A (en) * | 2019-08-30 | 2019-11-29 | 厦门天马微电子有限公司 | A kind of curved face display panel and display device |
| CN110515244B (en) * | 2019-08-30 | 2022-02-25 | 厦门天马微电子有限公司 | Curved surface display panel and display device |
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Application publication date: 20170905 |