DE69322880D1 - Ferroelektrische flüssigkristallvorrichtung - Google Patents

Ferroelektrische flüssigkristallvorrichtung

Info

Publication number
DE69322880D1
DE69322880D1 DE69322880T DE69322880T DE69322880D1 DE 69322880 D1 DE69322880 D1 DE 69322880D1 DE 69322880 T DE69322880 T DE 69322880T DE 69322880 T DE69322880 T DE 69322880T DE 69322880 D1 DE69322880 D1 DE 69322880D1
Authority
DE
Germany
Prior art keywords
liquid crystal
crystal device
ferroelectric liquid
ferroelectric
liquid
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
DE69322880T
Other languages
English (en)
Other versions
DE69322880T2 (de
Inventor
Damien Gerard Mcdonnell
John Clifford Jones
Ian Charles Sage
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.)
Qinetiq Ltd
Original Assignee
UK Secretary of State for Defence
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 UK Secretary of State for Defence filed Critical UK Secretary of State for Defence
Application granted granted Critical
Publication of DE69322880D1 publication Critical patent/DE69322880D1/de
Publication of DE69322880T2 publication Critical patent/DE69322880T2/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
    • C09K19/0225—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
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/42—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40
    • C09K19/46—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40 containing esters
    • 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
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
    • C09K19/12—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings at least two benzene rings directly linked, e.g. biphenyls
    • C09K2019/121—Compounds containing phenylene-1,4-diyl (-Ph-)
    • C09K2019/123—Ph-Ph-Ph
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Liquid Crystal Substances (AREA)
DE69322880T 1992-11-24 1993-11-22 Ferroelektrische flüssigkristallvorrichtung Expired - Fee Related DE69322880T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB929224542A GB9224542D0 (en) 1992-11-24 1992-11-24 Ferroelectric liquid crystal device
PCT/GB1993/002422 WO1994012591A1 (en) 1992-11-24 1993-11-22 Ferroelectric liquid crystal device

Publications (2)

Publication Number Publication Date
DE69322880D1 true DE69322880D1 (de) 1999-02-11
DE69322880T2 DE69322880T2 (de) 1999-05-27

Family

ID=10725553

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69322880T Expired - Fee Related DE69322880T2 (de) 1992-11-24 1993-11-22 Ferroelektrische flüssigkristallvorrichtung

Country Status (8)

Country Link
US (1) US5611957A (de)
EP (1) EP0670872B1 (de)
JP (1) JPH08504852A (de)
KR (1) KR100317098B1 (de)
CN (1) CN1089450C (de)
DE (1) DE69322880T2 (de)
GB (1) GB9224542D0 (de)
WO (1) WO1994012591A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9325438D0 (en) * 1993-12-13 1994-02-16 Secr Defence Ferroelectric liquid crystal devices
GB2293908A (en) * 1994-10-03 1996-04-10 Sharp Kk Liquid crystal display element
TW396200B (en) * 1994-10-19 2000-07-01 Sumitomo Chemical Co Liquid crystal composition and liquid crystal element containing such composition
DE19645248A1 (de) * 1995-11-17 1997-05-22 Merck Patent Gmbh Chirale Dotierstoffe
AU2043497A (en) * 1996-04-02 1997-10-22 Chisso Corporation Liquid crystal compounds, liquid crystal compositions containing the compounds, and liquid crystal display devices made by using the compositions
GB2331304A (en) * 1997-11-13 1999-05-19 Secr Defence Liquid crystal composition & shutter based on 2-phenylpyrimidines and tricyclic analogues of terphenyl, each having alk(en)yl or alkoxy end groups
JP3765182B2 (ja) * 1998-05-15 2006-04-12 コニカミノルタホールディングス株式会社 液晶組成物および液晶表示素子
PL240079B1 (pl) * 2017-10-31 2022-02-14 Wojskowa Akad Tech Smektyczna mieszanina ciekłokrystaliczna domieszkowana związkami jonowymi, sposób jej otrzymywania oraz jej zastosowanie

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8615316D0 (en) * 1986-06-23 1986-07-30 Secr Defence Chiral liquid crystal compounds
GB8729502D0 (en) * 1987-12-18 1988-02-03 Secr Defence Naphthoic acid cyano esters & liquid crystal materials containing them
JP2724227B2 (ja) * 1987-12-18 1998-03-09 イギリス国 シアノヒドリン誘導体並びにその液晶材料及び液晶デバイスにおける使用
JPH02146526A (ja) * 1988-11-29 1990-06-05 Seiko Instr Inc 液晶素子
US5404237A (en) * 1992-04-28 1995-04-04 Katsuse; Hirofumi Ferroelectric liquid crystal display having c2u alignment and the rewriting voltage<non-rewriting voltage
JP3069004B2 (ja) * 1993-06-30 2000-07-24 チッソ株式会社 スメクチックｃ液晶組成物および液晶表示素子
DE69427386T2 (de) * 1993-09-28 2001-10-11 Chisso Corp., Osaka Flüssigkristall-Anzeigevorrichtung

Also Published As

Publication number Publication date
DE69322880T2 (de) 1999-05-27
CN1089450C (zh) 2002-08-21
WO1994012591A1 (en) 1994-06-09
KR950704443A (ko) 1995-11-20
KR100317098B1 (ko) 2002-02-28
US5611957A (en) 1997-03-18
CN1089367A (zh) 1994-07-13
JPH08504852A (ja) 1996-05-28
EP0670872A1 (de) 1995-09-13
GB9224542D0 (en) 1993-01-13
EP0670872B1 (de) 1998-12-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: QINETIQ LTD., LONDON, GB

8339 Ceased/non-payment of the annual fee