KR910001431A - 고-자연발생적 편광 및 저-나선형 피치의 강유전성 액정 부재 - Google Patents

고-자연발생적 편광 및 저-나선형 피치의 강유전성 액정 부재 Download PDF

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KR910001431A
KR910001431A KR1019900009125A KR900009125A KR910001431A KR 910001431 A KR910001431 A KR 910001431A KR 1019900009125 A KR1019900009125 A KR 1019900009125A KR 900009125 A KR900009125 A KR 900009125A KR 910001431 A KR910001431 A KR 910001431A
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South Korea
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flc
naturally occurring
polarization
display
liquid crystal
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KR1019900009125A
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KR0176700B1 (ko
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에셔 클라우스
헴메를링 볼프강
일리안 게르하르트
하라다 다카마사
무라카미 미키오
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벡. 테르가우
훼스트 아크티엔게젤샤프트
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    • 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
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/58—Dopants or charge transfer agents
    • 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
    • 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
    • C09K19/0225—Ferroelectric
    • 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
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/58—Dopants or charge transfer agents
    • C09K19/586—Optically active dopants; chiral dopants
    • C09K19/588—Heterocyclic compounds
    • 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
    • G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/139—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
    • G02F1/141—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent using ferroelectric liquid crystals

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  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal Substances (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

내용 없음

Description

고-자연발생적 편광 및 저-나선형 피치의 강유전성 액정 부재
내용없음

Claims (12)

  1. 고-자연발생적인 편광이 Ps>20nC.cm-2이고 천연나선형 피치가, 두께가 1내지 10μm인 층을 구비한 표면안 정화된 강유전성 액정(SSFLC) 디스플레이 층두께의 ½ 미만인 FLC 혼합물을 사용하는 방법.
  2. 제1항에 있어서, 층두께가 1.2 내지 3μm인 방법.
  3. 제1항에 있어서, 나선형 피치가 총두께의 1/10 이상인 방법.
  4. 제2항에 있어서, 나선형 피치가 총두께의 1/10 이상인 방법.
  5. 제1항에 있어서, FLC혼합물의 자연발생적인 편광이 Ps<35nC.cm-2인 방법.
  6. 제2항에 있어서, FLC 혼합물의 자연발생적인 편광이 Ps>35nC.cm-2인 방법.
  7. 제3항에 있어서, FLC 혼합물의 자연발생적인 편광이 Ps>35nC.cm-2인 방법.
  8. 제1항에 있어서, FLC 혼합물의 자연발생적인 편광이 Ps>40nC.cm-2인 방법.
  9. 제2항에 있어서, FLC 혼합물의 자연발생적인 편광이 Ps>40nC.cm-2인 방법.
  10. 제3항에 있어서, FLC 혼합물의 자연발생적인 편광이 Ps>40nC.cm-2인 방법.
  11. 층 두께가 1내지 10μm이고 : 고-자연발생적인 편광이 Ps>20nC.cm-2이고 천연나선형 피치는 FLC 디스플레이의 총두께의 ½ 미만인 FLC 혼합물을 함유하는, SSFLC 기술용 FLC 디스플레이.
  12. 제11항에 있어서, 디스플레이를, 전기적으로 펄스된 어드레싱시키는 FLC 디스플레이.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900009125A 1989-06-23 1990-06-21 자발분극치가 크고 나선형 피치가 짧은 표면 안정화된 강유전성 액정 부재 KR0176700B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3920625A DE3920625A1 (de) 1989-06-23 1989-06-23 Ferroelektrische fluessigkristallelemente mit hoher spontaner polarisation und geringer helixganghoehe
DEP3920625.4 1989-06-23

Publications (2)

Publication Number Publication Date
KR910001431A true KR910001431A (ko) 1991-01-30
KR0176700B1 KR0176700B1 (ko) 1999-05-01

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KR1019900009125A KR0176700B1 (ko) 1989-06-23 1990-06-21 자발분극치가 크고 나선형 피치가 짧은 표면 안정화된 강유전성 액정 부재

Country Status (6)

Country Link
EP (1) EP0404081B1 (ko)
JP (1) JP2825318B2 (ko)
KR (1) KR0176700B1 (ko)
CA (1) CA2019652A1 (ko)
DE (2) DE3920625A1 (ko)
NO (1) NO902795L (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100516763B1 (ko) * 1996-11-21 2005-12-07 롤리크 아게 쌍안정의강유전성액정전지

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0405346B1 (de) * 1989-06-29 1995-09-20 F. Hoffmann-La Roche Ag Bistabile ferroelektrische Flüssigkristallanzeige
US5539555A (en) * 1990-07-20 1996-07-23 Displaytech, Inc. High contrast distorted helex effect electro-optic devices and tight ferroelectric pitch ferroelectric liquid crystal compositions useful therein
DE4143139A1 (de) * 1991-12-28 1993-07-01 Hoechst Ag Chirale oxiranylmethyl-ether und ihre verwendung als dotierstoffe in fluessigkristallmischungen
JPH05297376A (ja) * 1992-04-20 1993-11-12 Hoechst Japan Ltd 強誘電性液晶ディスプレイ素子
JPH05297375A (ja) * 1992-04-20 1993-11-12 Hoechst Japan Ltd 強誘電性液晶混合物およびこれを用いたディスプレイ素子
JPH06123888A (ja) * 1992-10-09 1994-05-06 Canon Inc 液晶素子
EP0682098B1 (en) * 1994-04-14 2001-09-05 Canon Kabushiki Kaisha Liquid crystal composition, liquid crystal device and display method using the composition
EP0883618B1 (de) * 1995-12-28 2001-05-16 Aventis Research & Technologies GmbH & Co KG Difluorphenylpyrimidylpyridin-derivate und ihre verwendung in flüssigkristallinen mischungen
DE19652247A1 (de) * 1996-12-16 1998-06-18 Hoechst Ag 5,7-Difluor-1,2,3,4-tetrahydronaphthalin-Derivate und ihre Verwendung in flüssigkristallinen Mischungen
DE19652252A1 (de) * 1996-12-16 1998-06-18 Hoechst Ag 1,3-Difluornaphthalin-Derivate und ihre Verwendung in flüssigkristallinen Mischungen
DE19653009A1 (de) * 1996-12-19 1998-06-25 Hoechst Ag 6-Fluorphenanthridin-Derivate und ihre Verwendung in flüssigkristallinen Mischungen
DE19748440B4 (de) * 1997-11-03 2006-01-19 Aventis Research & Technologies Gmbh & Co Kg 6,7-Difluor-1,2,3,4-tetrahydronaphthalin-Derivate und ihre Verwendung in flüssigkristallinen Mischungen, diese enthaltende Flüssigkristallmischungen sowie ferroelektrische Schalt- und/oder Anzeigevorrichtungen
DE19748819A1 (de) 1997-11-05 1999-05-06 Hoechst Ag Fluorierte Derivate des Phenanthrens und ihre Verwendung in Flüssigkristallmischungen
CN100343365C (zh) 2002-12-07 2007-10-17 默克专利股份有限公司 具有高扭转的液晶介质和液晶显示器

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DE3886574T2 (de) * 1987-03-20 1994-08-11 Hitachi Ltd Flüssigkristall-Lichtmodulator, versehen mit einem Speichereffekt und eine diesen Modulator enthaltende Anzeigeeinheit.
JPS6463931A (en) * 1987-03-20 1989-03-09 Hitachi Ltd Liquid crystal optical modulation device
DE3876059D1 (de) * 1987-09-18 1992-12-24 Hoffmann La Roche Ferroelektrische fluessigkristallzelle.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100516763B1 (ko) * 1996-11-21 2005-12-07 롤리크 아게 쌍안정의강유전성액정전지

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Publication number Publication date
KR0176700B1 (ko) 1999-05-01
EP0404081A3 (de) 1991-09-18
NO902795L (no) 1990-12-27
DE3920625A1 (de) 1991-01-03
DE59010096D1 (de) 1996-03-14
JPH0338623A (ja) 1991-02-19
JP2825318B2 (ja) 1998-11-18
NO902795D0 (no) 1990-06-22
EP0404081A2 (de) 1990-12-27
CA2019652A1 (en) 1990-12-23
EP0404081B1 (de) 1996-01-31

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