DE3268468D1 - Liquid crystal compounds exhibiting a small dielectric anisotropy and liquid crystal materials and devices incorporating such compounds - Google Patents

Liquid crystal compounds exhibiting a small dielectric anisotropy and liquid crystal materials and devices incorporating such compounds

Info

Publication number
DE3268468D1
DE3268468D1 DE8282300656T DE3268468T DE3268468D1 DE 3268468 D1 DE3268468 D1 DE 3268468D1 DE 8282300656 T DE8282300656 T DE 8282300656T DE 3268468 T DE3268468 T DE 3268468T DE 3268468 D1 DE3268468 D1 DE 3268468D1
Authority
DE
Germany
Prior art keywords
liquid crystal
compounds
dielectric anisotropy
devices incorporating
small dielectric
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
Application number
DE8282300656T
Other languages
English (en)
Inventor
George William Gray
Neil Carr
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 DE3268468D1 publication Critical patent/DE3268468D1/de
Expired 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
    • C09K19/04—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Liquid Crystal Substances (AREA)
DE8282300656T 1981-02-13 1982-02-10 Liquid crystal compounds exhibiting a small dielectric anisotropy and liquid crystal materials and devices incorporating such compounds Expired DE3268468D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8104527 1981-02-13

Publications (1)

Publication Number Publication Date
DE3268468D1 true DE3268468D1 (en) 1986-02-27

Family

ID=10519682

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282300656T Expired DE3268468D1 (en) 1981-02-13 1982-02-10 Liquid crystal compounds exhibiting a small dielectric anisotropy and liquid crystal materials and devices incorporating such compounds

Country Status (5)

Country Link
US (1) US4556745A (de)
EP (1) EP0058512B1 (de)
JP (1) JPS57177084A (de)
DE (1) DE3268468D1 (de)
GB (1) GB2093057B (de)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3100142A1 (de) * 1981-01-07 1982-08-12 Merck Patent Gmbh, 6100 Darmstadt Cyclohexylcarbonitrilderivate, diese enthaltende dielektrika und elektrooptisches anzeigeelement
DE3201721A1 (de) * 1981-01-30 1982-08-19 F. Hoffmann-La Roche & Co. AG, 4002 Basel Disubstituierte aethane
EP0058512B1 (de) * 1981-02-13 1986-01-15 The Secretary of State for Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and Flüssigkristallverbindungen, die geringe dielektrische Anisokopie aufweisen, und Flüssigkristallzusammensetzungen sowie Vorrichtungen, die diese Verbindungen enthalten
DE3221462A1 (de) * 1981-06-18 1983-01-05 F. Hoffmann-La Roche & Co AG, 4002 Basel Fluessigkristallines gemisch
US4482472A (en) * 1981-08-06 1984-11-13 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britian And Northern Ireland Liquid crystal materials
US4583826A (en) * 1981-10-14 1986-04-22 Hoffmann-La Roche Inc. Phenylethanes
DE3148448A1 (de) 1981-12-08 1983-07-28 Merck Patent Gmbh, 6100 Darmstadt "perhydrophenanthrenderivate, verfahren zu ihrer herstellung, diese enthaltende fluessigkristalline dielektrika und elektrooptisches anzeigeelement"
US4528114A (en) * 1981-12-18 1985-07-09 Hoffmann-La Roche Inc. Acetylenes
DE3270906D1 (en) * 1982-01-14 1986-06-05 Merck Patent Gmbh Liquid crystal mixtures
DE3362830D1 (en) * 1982-02-04 1986-05-15 Merck Patent Gmbh Anisotropic compounds and liquid crystal compositions
JPS58203942A (ja) * 1982-05-21 1983-11-28 Dainippon Ink & Chem Inc 新規ネマチツク液晶化合物
US4512636A (en) * 1982-06-15 1985-04-23 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdon Of Great Britian And Northern Ireland Of Whitehall Liquid crystal compounds
DE3225290A1 (de) * 1982-07-07 1984-01-12 Merck Patent Gmbh Ringverbindungen
DE3382646D1 (de) * 1982-08-26 1993-01-28 Merck Patent Gmbh Cyclohexanderivate und ihre verwendung als komponenten fluessigkristalliner-dielektrika.
JPS5939835A (ja) * 1982-08-27 1984-03-05 Asahi Glass Co Ltd １−（トランス−４−アルキルシクロヘキシル）−２−｛トランス−４′−（ｐ−置換フエニル）シクロヘキシル｝エタン
DE3365687D1 (de) * 1982-10-21 1986-10-02 Hoffmann La Roche Dicyanobenzenes
GB2132612B (en) * 1982-10-30 1986-01-22 Dainippon Ink & Chemicals Nematic liquid crystalline cyclohexyl esters
DE3374875D1 (en) * 1982-11-29 1988-01-21 Hoffmann La Roche Coloured liquid crystal mixtures containing phenyl ethanes
DE3373193D1 (en) * 1983-01-06 1987-10-01 Chisso Corp Liquid crystalline compounds and mixtures thereof
GB2134110B (en) * 1983-01-26 1987-01-14 Secr Defence Liquid crystal 1-fluorophenyl-2-cyclohexyl-ethanes
GB8302395D0 (en) * 1983-01-28 1983-03-02 Secr Defence Liquid crystal materials
US4565425A (en) * 1983-03-16 1986-01-21 Hoffmann-La Roche Inc. Liquid crystals
DE3317597A1 (de) * 1983-05-14 1984-11-15 Merck Patent Gmbh, 6100 Darmstadt Bicyclohexylethane
US4630896A (en) * 1983-06-17 1986-12-23 Hoffmann-La Roche Inc. Benzonitriles
EP0133489B1 (de) * 1983-08-04 1988-01-20 MERCK PATENT GmbH Nematische Verbindungen
DE3332691A1 (de) * 1983-09-10 1985-03-28 Merck Patent Gmbh, 6100 Darmstadt Anisotrope verbindungen und fluessigkristallmischungen
GB8400665D0 (en) * 1984-01-11 1984-02-15 Secr Defence Disubstituted ethanes
DE3401320A1 (de) * 1984-01-17 1985-07-25 Merck Patent Gmbh, 6100 Darmstadt Ethanderivate
DD245895A1 (de) * 1984-02-16 1987-05-20 Univ Halle Wittenberg Anwendung nematischer kristallin-fluessiger gemische
CH660003A5 (de) * 1984-04-16 1987-03-13 Merck Patent Gmbh Anisotrope verbindungen und fk-mischungen mit diesen.
JPS6160782A (ja) * 1984-08-31 1986-03-28 Fujitsu Ltd 蓄積型液晶組成物
EP0178937B1 (de) * 1984-10-19 1991-04-17 Dainippon Ink And Chemicals, Inc. Nematische Flüssigkristallzusammensetzung
DE3509170C2 (de) * 1985-03-14 1995-01-05 Merck Patent Gmbh trans-Ethenylenverbindungen
JPS61233642A (ja) * 1985-03-22 1986-10-17 メルク・パテント・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング シクロヘキサン誘導体
JPS61282328A (ja) * 1985-06-10 1986-12-12 Chisso Corp シクロヘキサン誘導体
DE3530126A1 (de) * 1985-08-23 1987-02-26 Merck Patent Gmbh Bicyclooctanderivate
FR2586421B1 (fr) * 1985-08-26 1988-01-15 Commissariat Energie Atomique Melange de cristaux liquides contenant une base de schiff
FR2586422B1 (fr) * 1985-08-26 1988-01-15 Commissariat Energie Atomique Melange de cristaux liquides nematiques comportant un 1-(alkyl cyclohexyl)-2-(alkyl fluorobiphenyly) ethane
JP2503456B2 (ja) * 1986-11-14 1996-06-05 カシオ計算機株式会社 液晶組成物
JPS6436A (en) * 1987-02-06 1989-01-05 Chisso Corp Cyclohexane derivative
US5229031A (en) * 1989-05-17 1993-07-20 Seiko Epson Corporation Liquid crystal display device
JPH089565B2 (ja) * 1989-07-20 1996-01-31 三洋化成工業株式会社 液晶化合物
JPH03122615A (ja) * 1989-10-06 1991-05-24 Toshiba Corp 液晶表示装置
KR101541138B1 (ko) * 2008-12-16 2015-08-03 주식회사 동진쎄미켐 액정 화합물 및 그 제조방법

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3819531A (en) * 1972-02-24 1974-06-25 Xerox Corp Liquid crystal compositions
US4011173A (en) * 1972-08-03 1977-03-08 Merck Patent Gesellschaft Mit Beschrankter Haftung Modified nematic mixtures with positive dielectric anisotropy
GB1551043A (en) * 1975-04-22 1979-08-22 Secr Defence Biphenyl compounds containing a cyano group and liquid crystal materials and devices containing such compounds
US4137192A (en) * 1974-01-25 1979-01-30 Canon Kabushiki Kaisha Liquid crystalline composition
US4147651A (en) * 1974-09-03 1979-04-03 Beckman Instruments, Inc. Biphenyl based liquid crystal compositions
GB1596012A (en) * 1976-08-16 1981-08-19 Secr Defence Optically active liquid crystal materials and liquid crystal devices containing them
DE2702598C2 (de) * 1977-01-22 1984-10-25 Merck Patent Gmbh, 6100 Darmstadt Cyclohexylcyclohexane und diese enthaltende Dielektrika
JPS5483694A (en) * 1977-12-16 1979-07-03 Hitachi Ltd Nematic liquid crystal body for display device
DE2800553A1 (de) * 1978-01-07 1979-07-12 Merck Patent Gmbh Cyclohexanderivate
US4261651A (en) * 1978-05-31 1981-04-14 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Liquid crystal compounds
GB2023136B (en) * 1978-05-31 1982-09-15 Secr Defence Cyclohexane containing derivatives of aromatic nitriles and their use as liquid crystal compounds
US4293434A (en) * 1978-08-08 1981-10-06 VEB Werk fur Fernsehelektronik Berlin im VEB Kombinat Mikroelektronik Liquid crystal compounds
GB2031010B (en) * 1978-09-13 1983-02-09 Secr Defence Liquid crystal materials
GB2017742B (en) * 1979-02-21 1982-08-18 Suwa Seikosha Kk Liquid crystal materials
DE2933563A1 (de) * 1979-07-18 1981-02-05 Bbc Brown Boveri & Cie Anisotrope verbindungen mit negativer dk-anisotropie
US4328116A (en) * 1979-11-01 1982-05-04 Minnesota Mining And Manufacturing Company Liquid crystal compositions for multiplexed displays
US4400061A (en) * 1980-01-30 1983-08-23 Her Majesty's Government of the UK. Liquid crystal ester compounds exhibiting a low or negative dielectric anisotropy and liquid crystal materials and devices incorporating such compounds
GB2071131B (en) * 1980-02-18 1984-07-11 Secr Defence Ic displays liquud crystal materials suitabel for use in twisted nemat
EP0047817A3 (de) * 1980-08-14 1982-05-26 F. HOFFMANN-LA ROCHE & CO. Aktiengesellschaft Hydrierte Naphthaline, deren Herstellung und Verwendung sowie derartige Naphthaline enthaltende Gemische
DE3131593A1 (de) * 1980-09-29 1982-06-24 VEB Werk für Fernsehelektronik im VEB Kombinat Mikroelektronik, DDR 1160 Berlin Kristallin-fluessige substanzen
DE3040632A1 (de) * 1980-10-29 1982-05-27 Merck Patent Gmbh, 6100 Darmstadt Cyclohexylphenylderivate, diese enthaltende dielektrika und elektrooptisches anzeigeelement
CH645664A5 (de) * 1980-12-16 1984-10-15 Merck Patent Gmbh Fluessigkristallmischung.
DE3100142A1 (de) * 1981-01-07 1982-08-12 Merck Patent Gmbh, 6100 Darmstadt Cyclohexylcarbonitrilderivate, diese enthaltende dielektrika und elektrooptisches anzeigeelement
JPS57118526A (en) * 1981-01-14 1982-07-23 Dainippon Ink & Chem Inc Dicyclohexylethane derivative
DE3201721A1 (de) * 1981-01-30 1982-08-19 F. Hoffmann-La Roche & Co. AG, 4002 Basel Disubstituierte aethane
CH646675A5 (en) * 1981-01-30 1984-12-14 Hoffmann La Roche Disubstituted ethanes
EP0058512B1 (de) * 1981-02-13 1986-01-15 The Secretary of State for Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and Flüssigkristallverbindungen, die geringe dielektrische Anisokopie aufweisen, und Flüssigkristallzusammensetzungen sowie Vorrichtungen, die diese Verbindungen enthalten
DE3268611D1 (en) * 1981-02-25 1986-03-06 Hitachi Ltd Colorless liquid crystalline compounds
US4482472A (en) * 1981-08-06 1984-11-13 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britian And Northern Ireland Liquid crystal materials
US4455443A (en) * 1981-09-10 1984-06-19 Dainippon Inc. Nematic halogen Compound

Also Published As

Publication number Publication date
JPS6257168B2 (de) 1987-11-30
EP0058512A1 (de) 1982-08-25
GB2093057B (en) 1985-10-16
EP0058512B1 (de) 1986-01-15
US4556745A (en) 1985-12-03
GB2093057A (en) 1982-08-25
JPS57177084A (en) 1982-10-30

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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