CN107561788A - A kind of phase matching film galley and preparation method thereof and phase matching film printing equipment - Google Patents

A kind of phase matching film galley and preparation method thereof and phase matching film printing equipment Download PDF

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Publication number
CN107561788A
CN107561788A CN201710927269.8A CN201710927269A CN107561788A CN 107561788 A CN107561788 A CN 107561788A CN 201710927269 A CN201710927269 A CN 201710927269A CN 107561788 A CN107561788 A CN 107561788A
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CN
China
Prior art keywords
mesh
groove
phase matching
substrate
matching film
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Pending
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CN201710927269.8A
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Chinese (zh)
Inventor
罗忠云
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TCL China Star Optoelectronics Technology Co Ltd
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Shenzhen China Star Optoelectronics Technology Co Ltd
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Application filed by Shenzhen China Star Optoelectronics Technology Co Ltd filed Critical Shenzhen China Star Optoelectronics Technology Co Ltd
Priority to CN201710927269.8A priority Critical patent/CN107561788A/en
Publication of CN107561788A publication Critical patent/CN107561788A/en
Pending legal-status Critical Current

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Abstract

The present invention provides a kind of phase matching film galley and preparation method thereof and printing equipment, and the phase matching film galley includes substrate protective layer and forms the substrate on the substrate protective layer, and the substrate surface is provided with multiple mesh, and the multiple mesh is connected by groove.The present invention passes through above-mentioned design, make alignment liquid uniform in glass baseplate surface diffusion, drop etc. caused by reducing during phase matching film processing procedure and scrap problem, and can solve the alignment liquid diffusion problem of glass surface out-of-flatness, product quality and qualification rate are optimized, while reduces production cost.

Description

A kind of phase matching film galley and preparation method thereof and phase matching film printing equipment
Technical field
The present invention relates to display device processing procedure field, more particularly to a kind of phase matching film galley and preparation method thereof and matches somebody with somebody Phase film printing equipment.
Background technology
Liquid crystal display panel (LCD, Liquid Crystal Display) has thin fuselage, power saving, radiationless etc. numerous Advantage, it is widely used.Liquid crystal display panel has been popularized very much in daily life, and such as TV, computer, mobile phone are aobvious Display screen, the art are constantly updated with more preferable service consumer.Continuous product up-gradation makes higher to liquid crystal display panel Requirement, it is proposed that the requirement of higher product quality.
The operation principle of liquid crystal display panel is to control liquid crystal point by applying driving voltage on two panels glass substrate The different rotary of son, is reflected to form different picture (such as Fig. 1 thereby using the luminous energy of backlight by the guiding of Polarizer It is shown).And the preceding prompting for guiding ordered liquid crystal molecule to rotate needs to be coated with one layer of uniform alignment liquid (polyamides Asia in glass surface Amine, Polyimide) phase matching film, determine power to provide a riveting of liquid crystal molecule rotation.
Industry has 2 kinds in the mode of thereon coating phase matching film at present:Printing type and transfer-type, and compare lower transfer-type Alignment liquid coating method have the advantage of more preferable control alignment liquid precision, so in the product of existing market trend ultra-narrow frame Under demand, a more preferable help can be played for product design.Existing transfer-type is by being wrapped in print roller The alignment film printing version in face is printed on alignment liquid above glass substrate.
Alignment film printing version is made of the substrate of specific materials, has many tiny holes above substrate (such as Fig. 2 institutes Show), to accommodate alignment liquid, alignment liquid is first stored in inside these pores this some holes, is then squeezed again after the pressure by transferring wheel It is pressed onto glass substantially above, then orientation liquid spreads on the glass substrate again, forms one and is uniformly covered with whole liquid crystal display The phase matching film of panel, but due to distance between hole and hole be present, so inequality is often spread during processing procedure, so as to draw It is inconsistent to play the phase matching film thickness in each place, influences the arrangement uniformity of liquid crystal molecule, causes display uneven, so as to have influence on The quality of whole liquid crystal display panel.
The content of the invention
Present invention solves the technical problem that it is to provide a kind of phase matching film galley and preparation method thereof and phase matching film printing dress Put, solve the problems, such as that alignment liquid can not uniformly spread in glass baseplate surface.
In order to solve the above technical problems, the invention provides a kind of phase matching film galley, including:Substrate protective layer and formation Substrate on the substrate protective layer, the substrate surface are provided with multiple mesh, and the multiple mesh is connected by groove.
Wherein, the gash depth is less than the mesh depth;The groove width is less than the mesh width;The ditch Groove straight line connects the mesh.
Optionally, the mesh is cylindric.
Optionally, the mesh is round table-like.
Wherein, the mesh forms network structure with the groove, and the mesh is arranged on the node of the network structure Place.
In order to solve the above technical problems, the invention provides a kind of preparation method of alignment film printing version, methods described bag Include following steps:
Substrate protective layer is provided;Substrate is formed on the substrate protective layer;Multiple mesh are formed in the substrate surface; Groove is formed, the multiple mesh is connected by groove.
Wherein, the formation groove, the step of making the multiple mesh be connected by groove, specifically include:
Groove is formed, the gash depth is less than the mesh depth, the groove width is less than the mesh wide Degree, makes the multiple mesh be connected by groove.
In order to solve the above technical problems, the invention provides a kind of alignment film printing device, described device includes:Hydrojet Device, scraper, transfer roll, print roller and the printing platform equipped with substrate, alignment film printing version is housed in the print roller.
Wherein, the alignment film printing version includes:The substrate of substrate protective layer and formation on the substrate protective layer, institute State substrate surface and be provided with multiple mesh, the multiple mesh is connected by groove.
The beneficial effects of the invention are as follows:Difference and prior art, the present invention is by the mesh in phase matching film galley Distribution is improved, and increases the mesh in phase matching film galley the groove of connection, alignment liquid is spread in glass baseplate surface Uniformly, drop etc. caused by reducing during phase matching film processing procedure and problem is scrapped, and can solves the orientation of glass surface out-of-flatness Liquid diffusion problem, product quality and qualification rate are optimized, while reduce production cost.
Brief description of the drawings
Fig. 1 is the operation principle of liquid crystal display panel;
Fig. 2 is alignment film printing plate structure schematic diagram in the prior art;
Fig. 3 is one embodiment of the invention alignment film printing plate structure schematic diagram;
Fig. 4 is the partial sectional view of substrat structure in one embodiment of the invention alignment film printing version;
Fig. 5 is the partial sectional view of substrat structure in another embodiment of the present invention alignment film printing version;
Fig. 6 is the preparation method schematic flow sheet of one embodiment of the invention alignment film printing version;
Fig. 7 is one embodiment of the invention alignment film printing schematic device;
Fig. 8 is the method schematic diagram that one embodiment of the invention alignment film printing device forms alignment film.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made Embodiment, belong to the scope of protection of the invention.
Referring to Fig. 3, Fig. 3 is one embodiment of the invention alignment film printing plate structure schematic diagram.Phase matching film galley includes: Substrate protective layer (not marked in figure) and the substrate 301 being deposited on the substrate protective layer;The surface of substrate 301 is evenly arranged more Individual mesh 302;Connected between mesh 302 by groove 303.In the present embodiment, the straight line of groove 303 connection mesh 302, mesh 302 form network structure with groove 303, and mesh 302 is arranged at the node of network structure.
In a concrete example, as shown in figure 4, mesh 402 is cylindric on substrate (not marked in figure), groove 401 hangs down Directly it is distributed in the surrounding of mesh 402.The depth a of groove 401 is less than the depth b of mesh 402, and the width c of groove 401 is less than mesh 402 width d.After alignment liquid is full of in mesh 402, the alignment liquid in each mesh is spread uniformly by groove 401.In order to Ensure that alignment liquid amount of storage is consistent in mesh 402, the width c of groove 401 and the visual alignment liquids of mesh 402 of the depth a of groove 401 Capacity and product demand adjust.
In order to ensure that alignment liquid can be utilized completely during alignment film is formed, as shown in figure 5, substrate is (in figure not Mark) on mesh 502 to be round table-like, the vertical distribution of groove 501 is in the surrounding of mesh 502.The depth e of groove 501 is less than mesh 502 Depth f.Alignment liquid in mesh 502 is in extrusion process, it is easier to is formed in the case where gravity acts on pressure in substrate surface Alignment film.
Preferably, the mesh on substrate can also be tetrahedron, circular cone etc., it is not limited thereto.
Be different from prior art, the present embodiment is improved by the distribution to the mesh in phase matching film galley, to In phase film galley mesh increase connection groove, while change it is mesh-structured, make alignment liquid glass baseplate surface expand Dissipate uniform, drop etc. caused by reducing during phase matching film processing procedure and scrap problem, and can solve matching somebody with somebody for glass surface out-of-flatness To liquid diffusion problem, product quality and qualification rate are optimized, while reduce production cost.
Referring to Fig. 6, Fig. 6 is the preparation method schematic flow sheet of one embodiment of the invention alignment film printing version.This implementation The preparation method of the alignment film printing version of example comprises the following steps:
601:Substrate protective layer is provided.
In the present embodiment, substrate protective layer is used to separate alignment liquid and print roller, avoids the pollution of alignment liquid.
Optionally, substrate protective layer material is polyethylene terephthalate.
602:Substrate is formed on the substrate protective layer.
Optionally, substrate is deposited on substrate protective layer by the way of heat cure processing and formed.In a specific implementation In example, after coordinating light trigger to mix organic photoresist, it is coated on substrate protective layer;Then pass through the exposure of ultraviolet Development treatment, then heat cure processing is carried out to the substrate protective layer after exposure imaging, after patterned process on substrate protective layer Form substrate.
603:Multiple mesh are formed in substrate surface.
Wherein, mesh is evenly arranged in substrate surface.
604:Groove is formed, multiple mesh is connected by groove.
In the present embodiment, mesh forms network structure with groove, and mesh is arranged at the node of network structure.
Specifically, groove is formed, gash depth is less than the mesh depth, groove width is less than the mesh wide Degree, makes multiple mesh be connected by groove.
Be different from prior art, the present embodiment is improved by the distribution to the mesh in phase matching film galley, to In phase film galley mesh increase connection groove, while change it is mesh-structured, make alignment liquid glass baseplate surface expand Dissipate uniform, drop etc. caused by reducing during phase matching film processing procedure and scrap problem, and can solve matching somebody with somebody for glass surface out-of-flatness To liquid diffusion problem, product quality and qualification rate are optimized, while reduce production cost.
Referring to Fig. 7, Fig. 7 is one embodiment of the invention alignment film printing schematic device.Alignment film printing device is from upper Include successively under:Bubbler 1, scraper 2, transfer roll 3, print roller 4, the printing platform 7 equipped with substrate 6.It is equipped with print roller Alignment film printing version 5.Wherein, phase matching film galley includes:Substrate protective layer and the substrate being deposited on the substrate protective layer; Substrate surface is evenly arranged multiple mesh;Connected between mesh by groove.
In a specific embodiment, the rotate counterclockwise of transfer roll 3, print roller 4 turns clockwise, and drives it simultaneously On alignment film printing version 4 turn clockwise, substrate 6 is on printing platform 15 to left movement.Alignment liquid is passed through into nozzle 1 first Drop on transfer roll 3;Then, the alignment liquid on transfer roll 3 is flattened with scraper 2;Transfer roll 3 rotates counterclockwise an alignment liquid again It is transferred in alignment film printing version 5, alignment liquid is squeezed out and taken away by alignment film printing version 5;Finally, by alignment film printing version 5 Upper alignment liquid is uniformly transferred on substrate 6, there is provided liquid crystal orienting film.
With continued reference to Fig. 8, in transfer process, the mesh 9 in alignment film printing version 8 is connected by groove 10, alignment liquid quilt The draw of groove 10 is distributed, and while alignment liquid is taken away in the middle region extruding of alignment film printing version 8, marginal zone is also obtained by groove 10 Part alignment liquid.When alignment liquid is squeezed on the substrate 12, and via 11 is covered by mesh 9, the alignment liquid in mesh 9 exists Printing forms alignment film in via 11.
Prior art is different from, the present invention is improved by the distribution to the mesh in phase matching film galley, to phase The groove of mesh increase connection in film galley, makes alignment liquid uniform in glass baseplate surface diffusion, then printed by alignment film Drop etc. caused by brush device reduces during phase matching film processing procedure and problem is scrapped, and can solve the orientation of glass surface out-of-flatness Liquid diffusion problem, product quality and qualification rate are optimized, while reduce production cost.
Embodiments of the present invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this The equivalent structure or equivalent flow conversion that description of the invention and accompanying drawing content are made, or directly or indirectly it is used in other correlations Technical field, it is included within the scope of the present invention.

Claims (10)

  1. A kind of 1. phase matching film galley, it is characterised in that including:The lining of substrate protective layer and formation on the substrate protective layer Bottom, the substrate surface are provided with multiple mesh, and the multiple mesh is connected by groove.
  2. 2. according to the phase matching film galley described in claim 1, it is characterised in that the gash depth is less than the mesh depth.
  3. 3. according to the phase matching film galley described in claim 1, it is characterised in that the groove width is less than the mesh width.
  4. 4. according to the phase matching film galley described in claim 1, it is characterised in that the mesh is cylindric.
  5. 5. according to the phase matching film galley described in claim 1, it is characterised in that the mesh is round table-like.
  6. 6. according to the phase matching film galley described in claim 1, it is characterised in that the groove straight line connects the mesh.
  7. 7. according to the phase matching film galley described in claim 6, it is characterised in that the mesh forms netted knot with the groove Structure, the mesh are arranged at the node of the network structure.
  8. 8. a kind of preparation method of alignment film printing version, it is characterised in that methods described comprises the following steps:
    Substrate protective layer is provided;
    Substrate is formed on the substrate protective layer;
    Multiple mesh are formed in the substrate surface;
    Groove is formed, the multiple mesh is connected by groove.
  9. 9. the preparation method of alignment film printing version according to claim 8, it is characterised in that the formation groove, make institute The step of multiple mesh are connected by groove is stated to specifically include:
    Groove is formed, the gash depth is less than the mesh depth, the groove width is less than the mesh width, make The multiple mesh is connected by groove.
  10. 10. a kind of alignment film printing device, it is characterised in that described device includes:Bubbler, scraper, transfer roll, print roller and Printing platform equipped with substrate, the print roller are provided with the alignment film printing version as described in claim any one of 1-7.
CN201710927269.8A 2017-09-30 2017-09-30 A kind of phase matching film galley and preparation method thereof and phase matching film printing equipment Pending CN107561788A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710927269.8A CN107561788A (en) 2017-09-30 2017-09-30 A kind of phase matching film galley and preparation method thereof and phase matching film printing equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710927269.8A CN107561788A (en) 2017-09-30 2017-09-30 A kind of phase matching film galley and preparation method thereof and phase matching film printing equipment

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CN107561788A true CN107561788A (en) 2018-01-09

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108375853A (en) * 2018-04-27 2018-08-07 武汉华星光电技术有限公司 APR editions and printing equipment
CN108388051A (en) * 2018-03-22 2018-08-10 深圳市华星光电技术有限公司 Transfer printing board, transfer device, alignment film coating method and display panel
CN109061949A (en) * 2018-08-17 2018-12-21 武汉瑞普赛精密技术有限公司 The production method of alignment film printing version
CN111221186A (en) * 2020-03-18 2020-06-02 武汉瑞普赛精密技术有限公司 Alignment film printing plate and manufacturing method thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1514283A (en) * 2002-12-31 2004-07-21 Lg.菲利浦Lcd株式会社 Method of forming liquid crystal display device orientation layer
KR20070038620A (en) * 2005-10-06 2007-04-11 비오이 하이디스 테크놀로지 주식회사 Printer of alignment solution
CN201231590Y (en) * 2008-05-28 2009-05-06 李大章 Transfer printing wheel ware with comb like pattern
CN201886242U (en) * 2010-09-26 2011-06-29 京东方科技集团股份有限公司 APR plate
CN103962335A (en) * 2014-04-14 2014-08-06 京东方科技集团股份有限公司 Cleaning device and transfer print system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1514283A (en) * 2002-12-31 2004-07-21 Lg.菲利浦Lcd株式会社 Method of forming liquid crystal display device orientation layer
KR20070038620A (en) * 2005-10-06 2007-04-11 비오이 하이디스 테크놀로지 주식회사 Printer of alignment solution
CN201231590Y (en) * 2008-05-28 2009-05-06 李大章 Transfer printing wheel ware with comb like pattern
CN201886242U (en) * 2010-09-26 2011-06-29 京东方科技集团股份有限公司 APR plate
CN103962335A (en) * 2014-04-14 2014-08-06 京东方科技集团股份有限公司 Cleaning device and transfer print system

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108388051A (en) * 2018-03-22 2018-08-10 深圳市华星光电技术有限公司 Transfer printing board, transfer device, alignment film coating method and display panel
CN108375853A (en) * 2018-04-27 2018-08-07 武汉华星光电技术有限公司 APR editions and printing equipment
CN109061949A (en) * 2018-08-17 2018-12-21 武汉瑞普赛精密技术有限公司 The production method of alignment film printing version
CN109061949B (en) * 2018-08-17 2021-07-23 武汉瑞普赛精密技术有限公司 Method for manufacturing alignment film printing plate
CN111221186A (en) * 2020-03-18 2020-06-02 武汉瑞普赛精密技术有限公司 Alignment film printing plate and manufacturing method thereof

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