CN110007507A - LCD display board manufacturing method - Google Patents
LCD display board manufacturing method Download PDFInfo
- Publication number
- CN110007507A CN110007507A CN201910256893.9A CN201910256893A CN110007507A CN 110007507 A CN110007507 A CN 110007507A CN 201910256893 A CN201910256893 A CN 201910256893A CN 110007507 A CN110007507 A CN 110007507A
- Authority
- CN
- China
- Prior art keywords
- groove
- substrate
- board manufacturing
- display board
- lcd display
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133512—Light shielding layers, e.g. black matrix
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133514—Colour filters
-
- 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
- G02F1/133357—Planarisation layers
Abstract
A kind of LCD display board manufacturing method is provided, and is included: to form a plurality of first grooves on the first substrate, is respectively made a column spacer in a plurality of first grooves；A plurality of second grooves are formed in the second substrate, respectively make a column spacer in a plurality of second grooves；By first substrate and the second substrate fitting to form the liquid crystal display panel.In the liquid crystal display panel, first groove and the second groove are mutually aligned one by one, and a top of the column spacer being produced in first groove is fallen in its corresponding described second groove, and the top of a column spacer being produced in second groove is fallen in its corresponding described first groove.
Description
[technical field]
The present invention relates to field of display technology, are specifically related to liquid crystal display panel technical field.
[background technique]
Liquid crystal display is most widely used display product currently on the market, and production technology is very mature, is produced
Product yield is high, and production cost is relatively low.Existing liquid crystal display is largely backlight liquid crystal display device, including liquid
LCD panel and backlight module；Liquid crystal display panel is by colorized optical filtering ilm substrate, thin film transistor base plate and liquid crystal layer institute
It constitutes.To maintain thickness of liquid crystal layer, guarantee the stability that picture is shown, between colorized optical filtering ilm substrate and thin film transistor base plate
Liquid crystal layer in be equipped with multiple column spacers, to be supported to above-mentioned two substrate.
Flexible liquid crystal display is since the liquid crystal material used has mobility, when LCD display plate benging, is being bent
Unbalance stress, column spacer easily slide liquid crystal display panel under state everywhere, lead to liquid crystal display panel box thickness ununiformity everywhere, from
And LCD picture is caused to show that unequal quality is bad.
[summary of the invention]
In order to solve the above problem, the present invention proposes a kind of liquid crystal display panel, includes: to provide a first substrate and the second base
Plate；A light shield layer (black matrix) is formed on the first substrate, wherein the light shield layer is recessed with a plurality of first
Slot；A column spacer (photo spacer) is respectively made in a plurality of first grooves；Shape on the second substrate
At a colored light filter membrane layer；A passivation flatness layer is formed in the second substrate and the colored light filter membrane layer；Described blunt
Change and forms a plurality of the second grooves corresponding with first groove on flatness layer；It is respectively made in a plurality of second grooves
Make a column spacer；The first substrate and the second substrate are bonded；After wherein the first substrate and the second substrate are bonded,
First groove the second groove corresponding with its is mutually aligned, and is produced on the top of a column spacer of first groove
End is fallen in its corresponding second groove, and is produced on the top of a column spacer of second groove and is fallen within its correspondence
The first groove in.
The liquid crystal display panel has viewing area and non-display area, preferably, a plurality of first grooves and second
Groove is made in non-display area.
Preferably, the colored light filter membrane layer includes red, green, blue filter unit.
Preferably, the light shield layer with a plurality of first grooves is formed in a manner of being coated with, exposing and develop etc..
Preferably, second groove is formed in a manner of photoresist, exposure, development, etching, stripping etc. by coating.
Preferably the column spacer be coated with, expose and visualization way production.
Preferably, first groove and the second groove are more 10-20 μm wide compared with the bottom end of column spacer, grow more 10-50 μ
m。
Preferably the height of the column spacer is 1.5-5 μm.
Preferably, between the column spacer of the second groove setting and the column of its corresponding first groove setting
Parting is at a distance of 10-100 μm.
Preferably, the first substrate and the second substrate are made of polyimides (polyimide).
Preferably, the bottom diameter of the column spacer is greater than its described top end diameter.
[Detailed description of the invention]
Fig. 1 is the flow chart of LCD display board manufacturing method of the present invention；
Fig. 2 is structural section schematic diagram on the first substrate of the liquid crystal display panel of present pre-ferred embodiments；
Fig. 3 is structural section schematic diagram in the second substrate of the liquid crystal display panel of present pre-ferred embodiments；And
Fig. 4 is the structure of liquid crystal display panel schematic cross-section of present pre-ferred embodiments；
Fig. 5 is the first substrate part-structure schematic top plan view of the liquid crystal display panel of present pre-ferred embodiments；And
Fig. 6 is the second substrate part-structure schematic top plan view of the liquid crystal display panel of present pre-ferred embodiments.
[specific embodiment]
The explanation of following embodiment is to can be used to the particular implementation of implementation to illustrate the present invention with reference to additional diagram
Example.The direction term that the present invention is previously mentioned, such as [on], [under], [preceding], [rear], [left side], [right side], [interior], [outer], [side]
Deng being only the direction with reference to annexed drawings.Therefore, the direction term used be to illustrate and understand the present invention, rather than to
The limitation present invention.
Below with reference to the attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those skilled in the art's every other implementation obtained without creative efforts
Example, shall fall in the protection scope of this application.
Illustrate the flow chart please also refer to LCD display board manufacturing method of the present invention shown in FIG. 1 below.
Fig. 2 is the first substrate cross section structure schematic diagram of the liquid crystal display panel of present pre-ferred embodiments, such as Fig. 2 institute
Show, includes: first substrate 100, light shield layer 101, a plurality of first grooves 102 and column spacer 103.
The methods of production process is that shading layer material is coated on first substrate 100, be then exposed, developed with light shield
Light shield layer 101 and the first groove 102 are formed, the mask set is to be in the corresponding region of flat of the light shield layer
100% light transmittance, the corresponding region of the first groove part be 50-80% light transmittance.Then with plated film, light blockage coating,
The methods of exposure, development, etching form common electrode layer (figure do not show), then with coating, exposure and aobvious in the first groove 102
Image method makes a column spacer 103, and the height of the column spacer 103 is about 4 μm.
Fig. 3 is the second substrate cross section structure schematic diagram of the liquid crystal display panel of present pre-ferred embodiments, includes: second
(colored light filter membrane layer 201 includes red filter unit 2011, green filter unit for substrate 200, colored light filter membrane layer 201
2012, blue filter unit 2013), passivation flatness layer 204, a plurality of second grooves 205 and column spacer 206.
Production process be in the second substrate 200 with processes such as plated film, light blockage coating, exposure, development, etchings sequentially
Grid layer, gate insulating layer, active layer, source-drain electrode layer and passivation layer (figure is not shown) are formed, then with the painting of color sensation material
The methods of cloth, exposure, development form red filter unit 2011, green filter unit 2012, blue filter unit 2013, then
Passivation flatness layer 204 and its top are formed with plated film, coating minus photoresist, exposure, development, etching, the methods of stripping again the
Two grooves 205, the mask set be it is described passivation flatness layer the corresponding region of flat be 100% light transmittance,
The corresponding region of second groove part is opaque.Then with plated film, light blockage coating, exposure, development, etching, stripping etc.
Method forms pixel electrode layer (figure is not shown), then makes a column in the second groove 205 with coating, exposure and imaging method
Shape spacer 206, the height of the column spacer 206 are about 4 μm.
Fig. 4 is the structure of liquid crystal display panel schematic cross-section of present pre-ferred embodiments, in 100 note of first substrate
After entering liquid crystal (figure is not shown), first substrate 100 and the second substrate 200 are bonded, when the first substrate 100 and the second substrate
After 200 fittings, first groove 102 the second groove 205 corresponding with its is mutually aligned one by one, and it is recessed to be produced on described first
The top of one column spacer 103 of slot 102 is fallen in its corresponding second groove 205, and is produced on second groove
The top of a column spacer 206 in 205 is fallen in its corresponding first groove 102, described to fall within the first groove 102 and its
Two column spacers 103 and 206 in corresponding second groove 205 are at a distance of about 50-60 μm.
Fig. 5 is the schematic top plan view of the first substrate 100 of the liquid crystal display panel of present pre-ferred embodiments, including red
The corresponding pixel region 301 of filter unit, the corresponding pixel region 302 of green filter unit, the corresponding pixel region of blue filter unit
303, the position 304 of non-display area 305 and production column spacer 103.
Fig. 6 is the schematic top plan view of the second substrate 200 of the liquid crystal display panel of present pre-ferred embodiments, including red
The corresponding pixel region 401 of filter unit, the corresponding pixel region 402 of green filter unit, the corresponding pixel region of blue filter unit
403, the position 404 of non-display area 405 and production column spacer 206.
The above-mentioned pairs of column spacer 103 being made in a plurality of first grooves 102 the second groove 205 corresponding with its
With 206, can to avoid liquid crystal display panel under bending state, unbalance stress, column spacer are easily slided everywhere, lead to liquid crystal surface
Plate everywhere box thickness ununiformity and the picture that generates shows that unequal quality is bad.
In summary, although the present invention has been disclosed above in the preferred embodiment, but above preferred embodiment not to limit
The application processed, those skilled in the art are not departing from spirit and scope, can make various changes and profit
Decorations, therefore the protection scope of the application subjects to the scope of the claims.
Claims (11)
1. a kind of LCD display board manufacturing method, it is characterised in that, include:
One first substrate and the second substrate are provided；
A light shield layer is formed on the first substrate, wherein the light shield layer has a plurality of first grooves；
A column spacer is respectively made in a plurality of first grooves；
A colored light filter membrane layer is formed on the second substrate；
A passivation flatness layer is formed in the second substrate and the colored light filter membrane layer；
A plurality of the second grooves corresponding with first groove are formed on the passivation flatness layer；
A column spacer is respectively made in a plurality of second grooves；
The first substrate and the second substrate are bonded；
Wherein after the first substrate and the second substrate fitting, first groove the second groove corresponding with its is mutually aligned,
And the top for being produced on a column spacer of first groove is fallen in its corresponding second groove, and is produced on described
The top of one column spacer of the second groove is fallen in its corresponding first groove.
2. LCD display board manufacturing method as described in claim 1, it is characterised in that, the liquid crystal display panel has aobvious
Show area and non-display area, a plurality of first grooves and the second groove are made in the non-display area.
3. LCD display board manufacturing method as described in claim 1, it is characterised in that, the colored light filter membrane layer includes
Red, green, blue filter unit.
4. LCD display board manufacturing method as described in claim 1, it is characterised in that, the light shield layer is to be coated with, expose
And the modes such as development are formed.
5. LCD display board manufacturing method as described in claim 1, it is characterised in that, second groove is to coat light
The modes such as resistance, exposure, development, etching, stripping are formed.
6. LCD display board manufacturing method as described in claim 1, it is characterised in that, the column spacer to be coated with,
Exposure and visualization way production.
7. LCD display board manufacturing method as described in claim 1, it is characterised in that, first groove and the second groove
The bottom end of the column spacer is more 10-20 μm wide, more 10-50 μm long.
8. LCD display board manufacturing method as described in claim 1, it is characterised in that, the height of the column spacer is
1.5-5μm。
9. LCD display board manufacturing method as described in claim 1, it is characterised in that, it is described to fall within the first groove and its is right
Two column spacers in the second groove answered are at a distance of 10-100 μm.
10. LCD display board manufacturing method as described in claim 1, it is characterised in that, the first substrate and the second base
Plate is made of polyimides.
11. LCD display board manufacturing method as described in claim 1, it is characterised in that, the bottom end of the column spacer
Diameter is greater than its described top end diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910256893.9A CN110007507A (en) | 2019-04-01 | 2019-04-01 | LCD display board manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910256893.9A CN110007507A (en) | 2019-04-01 | 2019-04-01 | LCD display board manufacturing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110007507A true CN110007507A (en) | 2019-07-12 |
Family
ID=67169197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910256893.9A Pending CN110007507A (en) | 2019-04-01 | 2019-04-01 | LCD display board manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110007507A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101398570A (en) * | 2007-09-26 | 2009-04-01 | 北京京东方光电科技有限公司 | LCD device and method for manufacturing same |
| CN206627732U (en) * | 2017-03-29 | 2017-11-10 | 京东方科技集团股份有限公司 | A kind of display panel and display device |
| CN109541859A (en) * | 2019-01-16 | 2019-03-29 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and its manufacturing method |
-
2019
- 2019-04-01 CN CN201910256893.9A patent/CN110007507A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101398570A (en) * | 2007-09-26 | 2009-04-01 | 北京京东方光电科技有限公司 | LCD device and method for manufacturing same |
| CN206627732U (en) * | 2017-03-29 | 2017-11-10 | 京东方科技集团股份有限公司 | A kind of display panel and display device |
| CN109541859A (en) * | 2019-01-16 | 2019-03-29 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and its manufacturing method |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Applicant after: TCL Huaxing Photoelectric Technology Co.,Ltd. Address before: 9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Applicant before: Shenzhen China Star Optoelectronics Technology Co.,Ltd. |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190712 |