WO2015096537A9 - 导电取向层及制备方法、包含该导电取向层的显示基板以及显示装置 - Google Patents

导电取向层及制备方法、包含该导电取向层的显示基板以及显示装置 Download PDF

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Publication number
WO2015096537A9
WO2015096537A9 PCT/CN2014/088584 CN2014088584W WO2015096537A9 WO 2015096537 A9 WO2015096537 A9 WO 2015096537A9 CN 2014088584 W CN2014088584 W CN 2014088584W WO 2015096537 A9 WO2015096537 A9 WO 2015096537A9
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WIPO (PCT)
Prior art keywords
orientation layer
conductive
preparation
layer
display device
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PCT/CN2014/088584
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English (en)
French (fr)
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WO2015096537A1 (zh
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李文波
季春燕
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京东方科技集团股份有限公司
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Priority to US14/437,132 priority Critical patent/US10048540B2/en
Publication of WO2015096537A1 publication Critical patent/WO2015096537A1/zh
Publication of WO2015096537A9 publication Critical patent/WO2015096537A9/zh

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    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1337Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • G02F1/133711Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by organic films, e.g. polymeric films
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00Liquid crystal materials
    • C09K19/52Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/54Additives having no specific mesophase characterised by their chemical composition
    • C09K19/56Aligning agents
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133509Filters, e.g. light shielding masks
    • G02F1/133514Colour filters
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03FPHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F1/00Originals for photomechanical production of textured or patterned surfaces, e.g., masks, photo-masks, reticles; Mask blanks or pellicles therefor; Containers specially adapted therefor; Preparation thereof
    • G03F1/38Masks having auxiliary features, e.g. special coatings or marks for alignment or testing; Preparation thereof
    • G03F1/42Alignment or registration features, e.g. alignment marks on the mask substrates
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03FPHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F1/00Originals for photomechanical production of textured or patterned surfaces, e.g., masks, photo-masks, reticles; Mask blanks or pellicles therefor; Containers specially adapted therefor; Preparation thereof
    • G03F1/68Preparation processes not covered by groups G03F1/20 - G03F1/50
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00Apparatus or processes for manufacturing printed circuits
    • H05K3/10Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00Apparatus or processes for manufacturing printed circuits
    • H05K3/10Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
    • H05K3/102Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern by bonding of conductive powder, i.e. metallic powder
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1337Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • G02F1/13378Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation
    • G02F1/133788Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation by light irradiation, e.g. linearly polarised light photo-polymerisation
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1337Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • G02F1/133796Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers having conducting property
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F2202/00Materials and properties
    • G02F2202/36Micro- or nanomaterials
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00Apparatus or processes for manufacturing printed circuits
    • H05K3/10Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
    • H05K3/107Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern by filling grooves in the support with conductive material
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00Apparatus or processes for manufacturing printed circuits
    • H05K3/10Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
    • H05K3/12Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using thick film techniques, e.g. printing techniques to apply the conductive material or similar techniques for applying conductive paste or ink patterns

Abstract

一种导电取向层(1202),使用兼具导电性和取向性的材料同时制备基板中的导电层和取向层。还提供了一种导电取向层及制备方法、包含导电取向层(1202)的显示基板、显示装置,涉及液晶显示技术。无需将基板中的导电层和取向层分开制备,简化了导电层和取向层的制备工艺,降低了液晶显示装置制备的复杂度。
PCT/CN2014/088584 2013-12-27 2014-10-14 导电取向层及制备方法、包含该导电取向层的显示基板以及显示装置 WO2015096537A1 (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US14/437,132 US10048540B2 (en) 2013-12-27 2014-10-14 Conductive alignment layer, manufacture method of the conductive alignment layer, display substrate comprising the conductive alignment layer, and display device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201310741661.5 2013-12-27
CN201310741661.5A CN103676331B (zh) 2013-12-27 2013-12-27 一种导电取向层及制备方法、显示基板、显示装置

Publications (2)

Publication Number Publication Date
WO2015096537A1 WO2015096537A1 (zh) 2015-07-02
WO2015096537A9 true WO2015096537A9 (zh) 2016-06-30

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Country Status (3)

Country Link
US (1) US10048540B2 (zh)
CN (1) CN103676331B (zh)
WO (1) WO2015096537A1 (zh)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103676331B (zh) 2013-12-27 2017-01-04 京东方科技集团股份有限公司 一种导电取向层及制备方法、显示基板、显示装置
TWI629544B (zh) * 2014-07-30 2018-07-11 達興材料股份有限公司 液晶配向劑、液晶配向膜、液晶顯示元件以及液晶配向劑的製備方法
CN105487296B (zh) * 2016-01-06 2019-01-22 京东方科技集团股份有限公司 取向膜材料及其制备方法、取向膜、显示基板制备方法
CN105785659B (zh) * 2016-05-20 2018-07-10 深圳市华星光电技术有限公司 含功能化石墨烯层的液晶面板结构及功能化石墨烯膜的制备方法
CN106125446A (zh) * 2016-09-09 2016-11-16 万维云视(上海)数码科技有限公司 一种3d液晶显示面板和3d显示装置
CN106292076B (zh) * 2016-11-01 2019-06-04 京东方科技集团股份有限公司 一种配向膜的制作方法、制作装置及配向膜
KR20180070262A (ko) 2016-12-16 2018-06-26 엘지디스플레이 주식회사 기판, 이를 포함하는 액정표시장치 및 그 제조방법
CN106444143B (zh) 2016-12-27 2018-10-30 武汉华星光电技术有限公司 液晶显示装置及其彩膜基板
CN108445676B (zh) * 2017-02-16 2020-09-25 北京京东方显示技术有限公司 一种显示基板及其制备方法、显示装置
CN107357074B (zh) * 2017-07-28 2020-05-05 深圳市华星光电技术有限公司 液晶显示装置及其制作方法
CN107632438B (zh) * 2017-09-29 2021-01-15 京东方科技集团股份有限公司 一种显示面板的制备方法、显示面板及显示装置
CN108319080B (zh) * 2018-02-24 2021-02-26 惠科股份有限公司 显示基板及其制造方法和显示面板
US10890807B2 (en) 2018-02-24 2021-01-12 HKC Corporation Limited Display substrate, manufacturing method of the display substrate, and display panel
CN109294131B (zh) * 2018-08-09 2021-03-19 东华大学 一种聚乙烯醇/石墨烯导电纳米复合材料及其制备和应用
CN109739055B (zh) * 2019-01-28 2022-02-18 昆山龙腾光电股份有限公司 液晶显示面板及制造方法
CN110596960A (zh) * 2019-09-10 2019-12-20 东莞通华液晶有限公司 一种液晶显示屏的非接触式配向方法
KR20210090309A (ko) 2020-01-09 2021-07-20 삼성디스플레이 주식회사 블랙 매트릭스 조성물 및 이를 포함하는 표시 장치
CN111333346B (zh) * 2020-03-10 2021-11-02 Tcl华星光电技术有限公司 具有水平配向功能的透明导电膜、液晶显示器和制备方法
CN113528155A (zh) * 2021-07-05 2021-10-22 合肥中聚合臣电子材料有限公司 一种提高液晶显示残像性能的取向剂
CN114874412B (zh) * 2022-06-14 2023-01-03 中国科学院宁波材料技术与工程研究所 深紫外光促降解环氧材料、复合涂层及其制备方法与应用

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0140819B1 (ko) * 1994-07-06 1998-06-15 강박광 전도성 액정 배향막 및 그 제조방법
US6753047B1 (en) * 1999-06-10 2004-06-22 Ppg Industries Ohio, Inc. Electrodes for liquid crystal cells
JP2001059908A (ja) * 1999-06-15 2001-03-06 Nippon Kayaku Co Ltd ラビング方法
DE60008137T2 (de) 1999-11-12 2004-09-16 3M Innovative Properties Co., Saint Paul Flüssigkristallorientierunsstrukturen, verfahren zu deren herstellung und anzeigevorrichtungen, die diese strukturen enthalten
US20050196707A1 (en) * 2004-03-02 2005-09-08 Eastman Kodak Company Patterned conductive coatings
JP4709219B2 (ja) * 2005-08-31 2011-06-22 独立行政法人科学技術振興機構 ネマチック液晶を用いた液晶表示装置
CN100405097C (zh) * 2006-06-23 2008-07-23 清华大学 基于液晶的电场调控负折射器件
TWI356942B (en) * 2008-05-09 2012-01-21 Hon Hai Prec Ind Co Ltd Liquid crystal display screen
CN101655620B (zh) * 2008-08-22 2011-12-21 清华大学 液晶显示屏
CN101575507A (zh) * 2009-03-27 2009-11-11 福建华映显示科技有限公司 发光材料与发光二极体元件
NO333507B1 (no) * 2009-06-22 2013-06-24 Condalign As Fremgangsmate for a lage et anisotropisk, ledende lag og en derav frembrakt gjenstand
JP5578132B2 (ja) * 2011-04-12 2014-08-27 凸版印刷株式会社 液晶表示装置
JP6026139B2 (ja) * 2012-05-15 2016-11-16 大阪有機化学工業株式会社 光配向膜用及び光学異方性フィルム用組成物
CN103293769A (zh) * 2013-05-24 2013-09-11 京东方科技集团股份有限公司 半透半反液晶显示面板及其制作方法、液晶显示装置
CN103676331B (zh) 2013-12-27 2017-01-04 京东方科技集团股份有限公司 一种导电取向层及制备方法、显示基板、显示装置

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Publication number Publication date
WO2015096537A1 (zh) 2015-07-02
CN103676331A (zh) 2014-03-26
US20160004125A1 (en) 2016-01-07
CN103676331B (zh) 2017-01-04
US10048540B2 (en) 2018-08-14

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