DE68917031D1 - Verfahren zur Herstellung eines Orientierungsfilms für Flüssigkristalle. - Google Patents

Verfahren zur Herstellung eines Orientierungsfilms für Flüssigkristalle.

Info

Publication number
DE68917031D1
DE68917031D1 DE68917031T DE68917031T DE68917031D1 DE 68917031 D1 DE68917031 D1 DE 68917031D1 DE 68917031 T DE68917031 T DE 68917031T DE 68917031 T DE68917031 T DE 68917031T DE 68917031 D1 DE68917031 D1 DE 68917031D1
Authority
DE
Germany
Prior art keywords
producing
liquid crystals
orientation film
orientation
film
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
DE68917031T
Other languages
English (en)
Other versions
DE68917031T2 (de
Inventor
Akihiro Nammatsu
Mitsuo Ishii
Shigehiro Minezaki
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.)
Sharp Corp
Original Assignee
Sharp 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
Application filed by Sharp Corp filed Critical Sharp Corp
Application granted granted Critical
Publication of DE68917031D1 publication Critical patent/DE68917031D1/de
Publication of DE68917031T2 publication Critical patent/DE68917031T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G02F1/13378—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation
    • G02F1/133784—Surface-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 rubbing
DE68917031T 1988-05-30 1989-05-30 Verfahren zur Herstellung eines Orientierungsfilms für Flüssigkristalle. Expired - Fee Related DE68917031T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63132476A JPH0687104B2 (ja) 1988-05-30 1988-05-30 液晶表示素子の製造方法

Publications (2)

Publication Number Publication Date
DE68917031D1 true DE68917031D1 (de) 1994-09-01
DE68917031T2 DE68917031T2 (de) 1995-01-26

Family

ID=15082264

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68917031T Expired - Fee Related DE68917031T2 (de) 1988-05-30 1989-05-30 Verfahren zur Herstellung eines Orientierungsfilms für Flüssigkristalle.

Country Status (4)

Country Link
US (1) US5151298A (de)
EP (1) EP0345009B1 (de)
JP (1) JPH0687104B2 (de)
DE (1) DE68917031T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH032830A (ja) * 1989-05-31 1991-01-09 Matsushita Electric Ind Co Ltd 液晶用配向膜の製法
JP2785621B2 (ja) * 1992-10-16 1998-08-13 澁谷工業株式会社 液晶パネルにおける配向膜の処理方法
US5676779A (en) * 1996-01-24 1997-10-14 Samsung Display Devices Co., Ltd. Device for the surface treatment of alignment film by wet-type friction method
JPH09329791A (ja) * 1996-06-10 1997-12-22 Sharp Corp スメクティック液晶素子およびその製造方法
KR100939612B1 (ko) * 2005-12-29 2010-02-01 엘지디스플레이 주식회사 배향막의 러빙장치
JP5493446B2 (ja) * 2009-04-17 2014-05-14 日東電工株式会社 光学異方膜の製造方法、及びラビング処理方法
CN102809850B (zh) * 2012-08-13 2015-08-26 北京京东方光电科技有限公司 一种取向膜摩擦方法
CN104289342A (zh) * 2014-10-20 2015-01-21 深圳市华星光电技术有限公司 聚酰亚胺涂布方法及装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4087575A (en) * 1974-10-16 1978-05-02 Bichara Kamal F Liquid crystal film
JPS5510180B2 (de) * 1974-12-04 1980-03-14
US4143297A (en) * 1976-03-08 1979-03-06 Brown, Boveri & Cie Aktiengesellschaft Information display panel with zinc sulfide powder electroluminescent layers
GB2026190B (en) * 1978-07-07 1982-11-10 Hitachi Ltd Liquid crystal display device
US4402999A (en) * 1980-05-22 1983-09-06 Matsushita Electric Industrial Co., Ltd. Method of preparation of substrates for liquid crystal display devices
DE3027571C2 (de) * 1980-07-21 1985-03-07 Siemens AG, 1000 Berlin und 8000 München Flüssigkristallanzeige mit einer orientierenden und polarisierenden Schicht
JPS5764723A (en) * 1980-10-09 1982-04-20 Mitsubishi Electric Corp Formation of orientation layer for liquid crystal
JPS5770520A (en) * 1980-10-20 1982-05-01 Hitachi Ltd Liquid crystal element
US4636038A (en) * 1983-07-09 1987-01-13 Canon Kabushiki Kaisha Electric circuit member and liquid crystal display device using said member
US4561726A (en) * 1983-07-29 1985-12-31 At&T Bell Laboratories Alignment of ferroelectric LCDs
JPS619620A (ja) * 1984-06-25 1986-01-17 Sumitomo Bakelite Co Ltd 液晶配向膜の製造方法
US4685771A (en) * 1985-09-17 1987-08-11 West John L Liquid crystal display material comprising a liquid crystal dispersion in a thermoplastic resin
US4555436A (en) * 1985-09-19 1985-11-26 Dennison Manufacturing Co. Heat transferable laminate
GB2187859A (en) * 1986-03-14 1987-09-16 Gen Electric Plc Liquid crystal devices
US4772522A (en) * 1986-07-21 1988-09-20 Tdk Corporation Magnetic recording medium

Also Published As

Publication number Publication date
JPH0687104B2 (ja) 1994-11-02
EP0345009A3 (en) 1990-08-29
EP0345009A2 (de) 1989-12-06
DE68917031T2 (de) 1995-01-26
EP0345009B1 (de) 1994-07-27
JPH01302225A (ja) 1989-12-06
US5151298A (en) 1992-09-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: PATENTANWAELTE MUELLER & HOFFMANN, 81667 MUENCHEN

8339 Ceased/non-payment of the annual fee