DE69431686T2 - Mittel zur Orientierung einer Flüssigkristallzelle - Google Patents

Mittel zur Orientierung einer Flüssigkristallzelle

Info

Publication number
DE69431686T2
DE69431686T2 DE69431686T DE69431686T DE69431686T2 DE 69431686 T2 DE69431686 T2 DE 69431686T2 DE 69431686 T DE69431686 T DE 69431686T DE 69431686 T DE69431686 T DE 69431686T DE 69431686 T2 DE69431686 T2 DE 69431686T2
Authority
DE
Germany
Prior art keywords
bis
aminophenoxy
group
acid
polyimide resin
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.)
Expired - Lifetime
Application number
DE69431686T
Other languages
German (de)
English (en)
Other versions
DE69431686D1 (de
Inventor
Toyohiko Abe
Hiroyoshi Fukuro
Kiyoshi Sawahata
Yoshihiro Tsuruoka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nissan Chemical Corp
Original Assignee
Nissan Chemical Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11721623&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69431686(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nissan Chemical Corp filed Critical Nissan Chemical Corp
Application granted granted Critical
Publication of DE69431686D1 publication Critical patent/DE69431686D1/de
Publication of DE69431686T2 publication Critical patent/DE69431686T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • G02F1/1337—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
    • G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
    • C09K2323/02—Alignment layer characterised by chemical composition
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
    • C09K2323/02—Alignment layer characterised by chemical composition
    • C09K2323/027—Polyimide

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Liquid Crystal (AREA)
DE69431686T 1993-01-22 1994-01-20 Mittel zur Orientierung einer Flüssigkristallzelle Expired - Lifetime DE69431686T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP00948893A JP3365563B2 (ja) 1993-01-22 1993-01-22 液晶セル用配向処理剤

Publications (2)

Publication Number Publication Date
DE69431686D1 DE69431686D1 (de) 2002-12-19
DE69431686T2 true DE69431686T2 (de) 2003-07-10

Family

ID=11721623

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69431686T Expired - Lifetime DE69431686T2 (de) 1993-01-22 1994-01-20 Mittel zur Orientierung einer Flüssigkristallzelle

Country Status (6)

Country Link
US (1) US6441127B1 (cg-RX-API-DMAC10.html)
EP (1) EP0607976B1 (cg-RX-API-DMAC10.html)
JP (1) JP3365563B2 (cg-RX-API-DMAC10.html)
KR (1) KR100391842B1 (cg-RX-API-DMAC10.html)
DE (1) DE69431686T2 (cg-RX-API-DMAC10.html)
TW (1) TW290655B (cg-RX-API-DMAC10.html)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6139926A (en) * 1998-05-21 2000-10-31 E. I. Du Pont De Nemours And Company Polyimide photo alignment film from 3,3,4,4-benzophenone tetracarboxylic dianhydride and ortho-substituted aromatic diamines for liquid crystal displays
US7038835B2 (en) 2002-05-28 2006-05-02 Ricoh Company, Ltd. Optical deflection device and optical deflection method that control occurrence of alignment defect
WO2004053583A1 (ja) 2002-12-11 2004-06-24 Nissan Chemical Industries, Ltd. 液晶配向剤及びそれを用いた液晶表示素子
US20060009615A1 (en) * 2004-07-09 2006-01-12 Kenji Uhara Polyamic acids, polyimide films and polymide-metal laminates and methods for making same
US7452610B2 (en) * 2005-06-29 2008-11-18 Du Pont Toray Company Limited Multi-layer polyimide films and flexible circuit substrates therefrom
JP5010534B2 (ja) * 2008-05-28 2012-08-29 積水化学工業株式会社 ポリイミドおよびその製造方法
JP5408912B2 (ja) * 2008-07-02 2014-02-05 株式会社ジャパンディスプレイ 液晶表示パネル
JP5740834B2 (ja) * 2009-05-11 2015-07-01 三菱化学株式会社 液晶性ポリイミド、及びこれを含有する液晶性樹脂組成物、並びに半導体素子用樹脂膜
CN106029836B (zh) * 2014-02-19 2020-05-19 罗利克有限公司 液晶配向组合物、液晶配向薄膜和液晶显示元件
JP6458484B2 (ja) 2014-03-24 2019-01-30 Jsr株式会社 液晶配向剤、液晶配向膜及びその製造方法、液晶表示素子並びに位相差フィルム及びその製造方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4634228A (en) * 1984-05-01 1987-01-06 Hitachi, Ltd. Ferroelectric liquid crystal cell with rubbed polyimide alignment layer
JPH06100755B2 (ja) * 1986-06-18 1994-12-12 日産化学工業株式会社 液晶セル用配向処理剤
JPH02176631A (ja) 1988-09-28 1990-07-09 Hitachi Chem Co Ltd 液晶配向膜用組成物,液晶配向膜および液晶表示素子
JP2662814B2 (ja) * 1989-06-06 1997-10-15 株式会社リコー 液晶性高分子の配向方法
JPH04255827A (ja) 1991-02-08 1992-09-10 Canon Inc 液晶素子
US5276132A (en) * 1991-03-11 1994-01-04 Japan Synthetic Rubber Co., Ltd. Liquid crystal aligning agent and aligning agent-applied liquid crystal display device
JP3097702B2 (ja) * 1991-08-13 2000-10-10 日産化学工業株式会社 新規な液晶配向処理剤
JP2839967B2 (ja) 1991-08-13 1998-12-24 日産化学工業株式会社 液晶セル用配向処理剤
JP2814157B2 (ja) 1991-11-08 1998-10-22 キヤノン株式会社 カイラルスメクチック液晶素子

Also Published As

Publication number Publication date
US6441127B1 (en) 2002-08-27
DE69431686D1 (de) 2002-12-19
EP0607976B1 (en) 2002-11-13
KR100391842B1 (ko) 2003-10-17
TW290655B (cg-RX-API-DMAC10.html) 1996-11-11
KR940018449A (ko) 1994-08-18
JPH06222368A (ja) 1994-08-12
JP3365563B2 (ja) 2003-01-14
EP0607976A1 (en) 1994-07-27

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Legal Events

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