DE68920429T2 - An der seite fluorierte 4-cyanophenyl und 4'-cyanobiphenyl-benzoate. - Google Patents

An der seite fluorierte 4-cyanophenyl und 4'-cyanobiphenyl-benzoate.

Info

Publication number
DE68920429T2
DE68920429T2 DE68920429T DE68920429T DE68920429T2 DE 68920429 T2 DE68920429 T2 DE 68920429T2 DE 68920429 T DE68920429 T DE 68920429T DE 68920429 T DE68920429 T DE 68920429T DE 68920429 T2 DE68920429 T2 DE 68920429T2
Authority
DE
Germany
Prior art keywords
fluored
cyanophenyl
cyanobiphenyl
benzoate
cyanobiphenyl benzoate
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 - Lifetime
Application number
DE68920429T
Other languages
English (en)
Other versions
DE68920429D1 (de
Inventor
George Gray
David Lacey
Kenneth Toyne
Michael Hird
Damien Mcdonnell
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
Publication of DE68920429D1 publication Critical patent/DE68920429D1/de
Application granted granted Critical
Publication of DE68920429T2 publication Critical patent/DE68920429T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • 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
    • C09K19/20—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing carbon and oxygen atoms as chain links, e.g. esters or ethers
    • C09K19/2007—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing carbon and oxygen atoms as chain links, e.g. esters or ethers the chain containing -COO- or -OCO- groups
DE68920429T 1988-02-24 1989-02-21 An der seite fluorierte 4-cyanophenyl und 4'-cyanobiphenyl-benzoate. Expired - Lifetime DE68920429T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB888804330A GB8804330D0 (en) 1988-02-24 1988-02-24 Laterally fluorinated 4-cyanophenyl & 4-cyanobiphenyl benzoates
PCT/GB1989/000178 WO1989008102A1 (en) 1988-02-24 1989-02-21 Laterally fluorinated 4-cyanophenyl and 4'-cyanobiphenyl benzoates

Publications (2)

Publication Number Publication Date
DE68920429D1 DE68920429D1 (de) 1995-02-16
DE68920429T2 true DE68920429T2 (de) 1995-05-24

Family

ID=10632301

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68920429T Expired - Lifetime DE68920429T2 (de) 1988-02-24 1989-02-21 An der seite fluorierte 4-cyanophenyl und 4'-cyanobiphenyl-benzoate.

Country Status (8)

Country Link
US (2) US5156763A (de)
EP (1) EP0407438B1 (de)
JP (1) JP2863235B2 (de)
KR (1) KR0131146B1 (de)
CA (1) CA1332740C (de)
DE (1) DE68920429T2 (de)
GB (1) GB8804330D0 (de)
WO (1) WO1989008102A1 (de)

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JP2957697B2 (ja) * 1989-09-05 1999-10-06 メルク・パテント・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツング ジフルオロベンゾニトリル化合物および液晶相
DE4000535B4 (de) * 1989-12-06 2005-11-03 Merck Patent Gmbh 1,4-Disubstituierte 2,6-Difluorbenzolverbindungen und flüssigkristallines Medium
EP0502154A1 (de) * 1990-09-26 1992-09-09 MERCK PATENT GmbH Fluorobenzenederivate
GB2250748A (en) * 1990-12-13 1992-06-17 Secr Defence Liquid crystal mixtures
JP3579698B2 (ja) * 1994-09-06 2004-10-20 チッソ株式会社 液晶組成物およびこれを用いた液晶表示素子
TW371312B (en) * 1995-04-12 1999-10-01 Chisso Corp Fluorine-substituted liquid-crystal compound, liquid-crystal composition and liquid-crystal display device
JPH09157654A (ja) * 1995-12-13 1997-06-17 Dainippon Ink & Chem Inc ネマチック液晶組成物及びこれを用いた液晶表示装置
US6149990A (en) * 1996-02-07 2000-11-21 Chisso Corporation Carboxylate derivatives comprising an ether group and liquid crystal composition comprising the same
JP4000494B2 (ja) * 1997-05-28 2007-10-31 大日本インキ化学工業株式会社 ネマチック液晶組成物及びこれを用いた液晶表示装置
TWI235173B (en) 1997-11-28 2005-07-01 Dainippon Ink & Chemicals Fluoro 4-alkene-benzoic acid and its derivative, nematic liquid crystal composition using the cyanophenyl benzoate derivative and liquid crystal display using the nematic liquid crystal
JP4366737B2 (ja) * 1997-11-28 2009-11-18 Ｄｉｃ株式会社 フッ素置換４−（３−アルケニル）安息香酸とそのフェニルエステル誘導体及びそれを含有する液晶組成物
US6693223B1 (en) 1997-11-28 2004-02-17 Dainippon Ink And Chemicals, Inc. Fluorine-substituted-4-alkenylbenzoic acid and derivatives thereof, and nematic liquid crystal composition containing cyanophenyl benzoate derivatives and liquid crystal display system using the same
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
JP2001107050A (ja) 1999-09-30 2001-04-17 Minolta Co Ltd 液晶組成物及び該組成物を用いた液晶光変調素子
US6599589B1 (en) 1999-09-30 2003-07-29 Minolta Co., Ltd. Liquid crystal composition and liquid crystal light display element using the same
DE19947954A1 (de) * 1999-10-06 2001-04-12 Merck Patent Gmbh Flüssigkristalline Phenolester
US6280398B1 (en) * 1999-10-18 2001-08-28 Ethicon Endo-Surgery Methods and devices for collection of soft tissue
AU2001223656A1 (en) * 2000-02-28 2001-09-12 Merck Patent G.M.B.H Supertwisted nematic liquid crystal displays, liquid crystal compositions and compounds
DE10112954A1 (de) * 2000-04-18 2001-12-13 Merck Patent Gmbh Elektrooptische Flüssigkristallanzeige und Flüssigkristallmedium
KR100745543B1 (ko) 2000-08-31 2007-08-03 다이니뽄 잉끼 가가꾸 고오교오 가부시끼가이샤 액정 표시 소자
JP4984342B2 (ja) * 2000-09-01 2012-07-25 Ｄｉｃ株式会社 液晶組成物
GB0604145D0 (en) * 2006-03-02 2006-04-12 Univ York Environmentally benign extraction/fractionation of liquid crystals from waste LCD devices
US20070280788A1 (en) * 2006-06-06 2007-12-06 Steve Booth Apparatus and method for supporting anchor bolt members when pouring concrete foundations and footings
TWI462998B (zh) * 2012-08-15 2014-12-01 Chunghwa Picture Tubes Ltd 液晶透鏡之液晶組成與包含其之立體顯示器
TWI464242B (zh) 2012-10-26 2014-12-11 Ind Tech Res Inst 負介電異方性液晶化合物、液晶顯示器、與光電裝置

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4029594A (en) * 1976-06-17 1977-06-14 Rca Corporation Novel liquid crystal compounds and electro-optic devices incorporating them
FR2439765A1 (fr) * 1978-10-27 1980-05-23 Thomson Csf Compose organique mesomorphe dont la formule chimique derive d'un acide alcoxy-4 tetrafluorobenzoique, et dispositif a cristal liquide utilisant un tel compose
DE2967129D1 (en) * 1979-05-28 1984-08-30 Merck Patent Gmbh Liquid-crystal compositions
GB2063250B (en) * 1979-10-02 1984-05-31 Bdh Chemicals Ltd Liquid crystal esters
FR2486955A1 (fr) * 1980-07-18 1982-01-22 Thomson Csf Cristal liquide smectique de type a presentant une anisotropie dielectrique positive
JPS6055058B2 (ja) * 1981-11-11 1985-12-03 大日本インキ化学工業株式会社 ４−ｎ−アルキルベンゾイルオキシ−３’−フロロ−４’−シアノベンゼン
DE3209178A1 (de) * 1982-03-13 1983-09-15 Merck Patent Gmbh, 6100 Darmstadt Polyhalogenaromaten
US4550981A (en) * 1982-09-30 1985-11-05 Hoffmann-La Roche Inc. Liquid crystalline esters and mixtures
GB2132192B (en) * 1982-10-30 1986-01-22 Dainippon Ink & Chemicals Nematic liquid crystalline 3-fluro-4-cyanophenol derivatives
JPS6055058A (ja) * 1983-09-06 1985-03-29 Ntn Toyo Bearing Co Ltd 摺動部材
US4661283A (en) * 1984-03-02 1987-04-28 Chisso Corporation Benzoate derivatives having a large positive dielectric anisotropy value and liquid crystal compositions containing same
DE3575158D1 (de) * 1984-07-12 1990-02-08 Hoffmann La Roche Fluessigkristalline gemische enthaltend komponenten mit einer 4-alkenyl- oder 2z-alkenyl-seitenkette.
JPS6130565A (ja) * 1984-07-19 1986-02-12 Chisso Corp ３―フルオロ―４―シアノフェノールのエステル誘導体
JPS6150953A (ja) * 1984-08-16 1986-03-13 Chisso Corp ４−アルキル安息香酸３−フルオロ−４−シアノフエニルエステル
JPS6176449A (ja) * 1984-08-16 1986-04-18 Chisso Corp アルコキシエトキシ置換エステル誘導体
JPS61106550A (ja) * 1984-10-30 1986-05-24 Chisso Corp ３−フルオロ−４−シアノフエノ−ルのエステル誘導体
JPH0610170B2 (ja) * 1984-12-26 1994-02-09 チッソ株式会社 新規光学活性化合物及び液晶組成物
GB8501509D0 (en) * 1985-01-22 1985-02-20 Secr Defence Esters
JPH06723B2 (ja) * 1985-04-05 1994-01-05 旭硝子株式会社 光学活性含フツ素エ−テル化合物およびそれを用いた液晶組成物
DE3518734A1 (de) * 1985-05-24 1986-11-27 Merck Patent Gmbh, 6100 Darmstadt Smektische fluessigkristalline phasen
JPS629590A (ja) * 1985-07-08 1987-01-17 Nec Corp 増幅回路
US4925590A (en) * 1988-03-10 1990-05-15 Merck Patent Gesellschaft Mit Beschrankter Haftung Derivatives of 4-cyano-2,3-difluorophenol

Also Published As

Publication number Publication date
KR0131146B1 (ko) 1998-04-13
EP0407438A1 (de) 1991-01-16
GB8804330D0 (en) 1988-03-23
JPH03503637A (ja) 1991-08-15
JP2863235B2 (ja) 1999-03-03
US5334327A (en) 1994-08-02
DE68920429D1 (de) 1995-02-16
KR900700439A (ko) 1990-08-13
EP0407438B1 (de) 1995-01-04
US5156763A (en) 1992-10-20
WO1989008102A1 (en) 1989-09-08
CA1332740C (en) 1994-10-25

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Legal Events

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

Owner name: QINETIQ LTD., LONDON, GB