DE69204139T2 - Membranen zur Kontrolle der Ausrichtung von Flüssigkristallen und sie verwendende flüssigkristalline Elemente. - Google Patents

Membranen zur Kontrolle der Ausrichtung von Flüssigkristallen und sie verwendende flüssigkristalline Elemente.

Info

Publication number
DE69204139T2
DE69204139T2 DE69204139T DE69204139T DE69204139T2 DE 69204139 T2 DE69204139 T2 DE 69204139T2 DE 69204139 T DE69204139 T DE 69204139T DE 69204139 T DE69204139 T DE 69204139T DE 69204139 T2 DE69204139 T2 DE 69204139T2
Authority
DE
Germany
Prior art keywords
membranes
alignment
controlling
crystal elements
liquid crystal
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 - Fee Related
Application number
DE69204139T
Other languages
English (en)
Other versions
DE69204139D1 (de
Inventor
Nobuhiro Okabe
Yuvraj Singh Negi
Ichiro Kawamura
Tohru Ohode
Norio Yamamoto
Yuichiro Yamada
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.)
Showa Shell Sekiyu KK
Original Assignee
Showa Shell Sekiyu KK
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
Application filed by Showa Shell Sekiyu KK filed Critical Showa Shell Sekiyu KK
Application granted granted Critical
Publication of DE69204139D1 publication Critical patent/DE69204139D1/de
Publication of DE69204139T2 publication Critical patent/DE69204139T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • C09K19/00—Liquid crystal materials
    • C09K19/02—Liquid crystal materials characterised by optical, electrical or physical properties of the components, in general
    • C09K19/0266—Antiferroelectrics
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1046—Polyimides containing oxygen in the form of ether bonds in the main chain
    • C08G73/105—Polyimides containing oxygen in the form of ether bonds in the main chain with oxygen only in the diamino moiety
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1057—Polyimides containing other atoms than carbon, hydrogen, nitrogen or oxygen in the main chain
    • C08G73/1064—Polyimides containing other atoms than carbon, hydrogen, nitrogen or oxygen in the main chain containing sulfur
    • 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
    • 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

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Nonlinear Science (AREA)
  • Health & Medical Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)
DE69204139T 1991-09-26 1992-09-10 Membranen zur Kontrolle der Ausrichtung von Flüssigkristallen und sie verwendende flüssigkristalline Elemente. Expired - Fee Related DE69204139T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3274743A JPH0588186A (ja) 1991-09-26 1991-09-26 液晶配向制御膜とそれを用いた液晶素子

Publications (2)

Publication Number Publication Date
DE69204139D1 DE69204139D1 (de) 1995-09-21
DE69204139T2 true DE69204139T2 (de) 1996-01-11

Family

ID=17545974

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69204139T Expired - Fee Related DE69204139T2 (de) 1991-09-26 1992-09-10 Membranen zur Kontrolle der Ausrichtung von Flüssigkristallen und sie verwendende flüssigkristalline Elemente.

Country Status (4)

Country Link
US (1) US5436037A (de)
EP (1) EP0539245B1 (de)
JP (1) JPH0588186A (de)
DE (1) DE69204139T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5477360A (en) * 1993-04-23 1995-12-19 Kabushiki Kaisha Toshiba Liquid crystal display device
JPH07120722A (ja) * 1993-06-30 1995-05-12 Sharp Corp 液晶表示素子およびその駆動方法
JP3106166B2 (ja) * 1996-01-25 2000-11-06 株式会社デンソー 液晶セル
US5807498A (en) * 1996-03-29 1998-09-15 Alliant Techsystems Inc. Process and materials for aligning liquid crystals and liquid crystal optical elements
JP3551702B2 (ja) * 1997-05-08 2004-08-11 カシオ計算機株式会社 液晶表示素子とその駆動方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3766117A (en) * 1970-03-12 1973-10-16 Gen Electric Method of making a dispersion from polyamide acid
US3649601A (en) * 1970-09-29 1972-03-14 Nat Res Dev Aromatic polyimides containing perfluoroalkylene groups
US4367924A (en) * 1980-01-08 1983-01-11 Clark Noel A Chiral smectic C or H liquid crystal electro-optical device
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
US4879059A (en) * 1986-09-02 1989-11-07 Canon Kabushiki Kaisha Liquid crystal device
DE68916294T2 (de) * 1988-03-24 1994-10-06 Nippon Denso Co Elektrooptische Einrichtung mit einem ferroelektrischen Flüssigkristall und Methode zu deren Herstellung.
US5237044A (en) * 1988-10-20 1993-08-17 Mitsui Toatsu Chemicals, Inc. Polyimide sheet and preparation process of the sheet
CA2024445C (en) * 1989-09-01 1994-11-08 Yuko Morikawa Liquid crystal device
DE4001445A1 (de) * 1990-01-19 1991-07-25 Basf Lacke & Farben Verfahren zur herstellung von polyamidsaeuren und polyimiden
JP2982330B2 (ja) * 1990-04-28 1999-11-22 ソニー株式会社 液晶表示素子

Also Published As

Publication number Publication date
EP0539245B1 (de) 1995-08-16
DE69204139D1 (de) 1995-09-21
EP0539245A1 (de) 1993-04-28
US5436037A (en) 1995-07-25
JPH0588186A (ja) 1993-04-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee