CH642393A5 - Composition a base de cristal liquide pour dispositif electro-optique. - Google Patents

Composition a base de cristal liquide pour dispositif electro-optique. Download PDF

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Publication number
CH642393A5
CH642393A5 CH886379A CH886379A CH642393A5 CH 642393 A5 CH642393 A5 CH 642393A5 CH 886379 A CH886379 A CH 886379A CH 886379 A CH886379 A CH 886379A CH 642393 A5 CH642393 A5 CH 642393A5
Authority
CH
Switzerland
Prior art keywords
anthraquinone
group
liquid crystal
dye
formula
Prior art date
Application number
CH886379A
Other languages
English (en)
French (fr)
Inventor
Jacques Cognard
Hieu Phan Trung
Juergen Markert
Original Assignee
Ebauches Sa
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 Ebauches Sa filed Critical Ebauches Sa
Priority to CH886379A priority Critical patent/CH642393A5/fr
Priority to US06/186,138 priority patent/US4428858A/en
Priority to FR8019879A priority patent/FR2466494A1/fr
Priority to GB8030150A priority patent/GB2062667B/en
Priority to DE3036853A priority patent/DE3036853C2/de
Priority to JP13533980A priority patent/JPS5657872A/ja
Publication of CH642393A5 publication Critical patent/CH642393A5/fr

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00Liquid crystal materials
    • C09K19/52Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/60Pleochroic dyes
    • C09K19/603Anthroquinonic
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B1/00Dyes with anthracene nucleus not condensed with any other ring
    • C09B1/50Amino-hydroxy-anthraquinones; Ethers and esters thereof
    • C09B1/54Amino-hydroxy-anthraquinones; Ethers and esters thereof etherified
    • C09B1/547Anthraquinones with aromatic ether groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
CH886379A 1979-10-02 1979-10-02 Composition a base de cristal liquide pour dispositif electro-optique. CH642393A5 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
CH886379A CH642393A5 (fr) 1979-10-02 1979-10-02 Composition a base de cristal liquide pour dispositif electro-optique.
US06/186,138 US4428858A (en) 1979-10-02 1980-09-11 Composition based on liquid crystal for electro-optical device
FR8019879A FR2466494A1 (fr) 1979-10-02 1980-09-11 Composition a base de cristal liquide pour dispositif electro-optique
GB8030150A GB2062667B (en) 1979-10-02 1980-09-18 Composition based on liquid crystal for electro-optical devices
DE3036853A DE3036853C2 (de) 1979-10-02 1980-09-30 Zusammensetzung auf Flüssigkristallbasis für elektrooptische Vorrichtungen
JP13533980A JPS5657872A (en) 1979-10-02 1980-09-30 Liquid crystal composition for electrooptical device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH886379A CH642393A5 (fr) 1979-10-02 1979-10-02 Composition a base de cristal liquide pour dispositif electro-optique.

Publications (1)

Publication Number Publication Date
CH642393A5 true CH642393A5 (fr) 1984-04-13

Family

ID=4345612

Family Applications (1)

Application Number Title Priority Date Filing Date
CH886379A CH642393A5 (fr) 1979-10-02 1979-10-02 Composition a base de cristal liquide pour dispositif electro-optique.

Country Status (6)

Country Link
US (1) US4428858A (enExample)
JP (1) JPS5657872A (enExample)
CH (1) CH642393A5 (enExample)
DE (1) DE3036853C2 (enExample)
FR (1) FR2466494A1 (enExample)
GB (1) GB2062667B (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4360447A (en) * 1979-03-16 1982-11-23 Mitsui Toatsu Chemicals, Inc. Composition for liquid crystal color display elements
GB2065695B (en) * 1979-10-12 1984-07-25 Hitachi Ltd Guest-host type liquid crystal composition and liquid crystal display device using the same
JPS5738876A (en) * 1980-08-21 1982-03-03 Mitsubishi Chem Ind Ltd Liquid crystal composition
DE3007198A1 (de) * 1980-02-26 1981-09-03 Siemens AG, 1000 Berlin und 8000 München Pleochroitischer anthrachinon-farbstoff, verfahren zu seiner herstellung und verwendung des farbstoffs
DE3014933A1 (de) * 1980-04-18 1981-10-29 Bayer Ag, 5090 Leverkusen Fluessigkristalline materialien enthaltend anthrachinonfarbstoffe
US4391489A (en) * 1980-07-29 1983-07-05 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Liquid crystal materials containing pleochroic anthraquinone dyes
US4405211A (en) * 1980-07-29 1983-09-20 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Liquid crystal compositions with pleochroic anthraquinone dyes
JPS5755984A (en) * 1980-09-22 1982-04-03 Hitachi Ltd Liquid crystal composition
DE3036895C2 (de) * 1980-09-30 1985-07-11 Merck Patent Gmbh, 6100 Darmstadt Pleochroitischer Anthrachinon-Farbstoff und Herstellungsverfahren für einen solchen Farbstoff sowie seine Verwendung in einer Flüssigkristallmischung
DE3036896A1 (de) * 1980-09-30 1982-04-15 Siemens AG, 1000 Berlin und 8000 München Fluessigkristallgemisch mit einem pleochroitischen anthrachinon-farbstoff und verfahren zur herstellung eines solchen farbstoffes
DE3040102A1 (de) * 1980-10-24 1982-06-03 Merck Patent Gmbh, 6100 Darmstadt Dichroitische anthrachinonfarbstoffe, diese enthaltende fluessigkristalline dielektrika und elektrooptisches anzeigeelement
DE3046904A1 (de) * 1980-12-12 1982-07-15 Bayer Ag, 5090 Leverkusen Anthrachinonfarbstoffe, verfahren zu ihrer herstellung ihre verwendung sowie fluessigkristalline materialien enthaltend anthrachinonfarbstoffe
JPS57126879A (en) * 1981-01-12 1982-08-06 Sumitomo Chem Co Ltd Liquid crystal display element
JPS57117581A (en) * 1981-01-12 1982-07-22 Sumitomo Chem Co Ltd Liquid crystal display element
DE3201120A1 (de) 1981-01-17 1982-10-21 Hitachi, Ltd., Tokyo Fluessigkristall-zusammensetzung
DE3137298A1 (de) * 1981-09-18 1983-04-14 Bayer Ag, 5090 Leverkusen Anthrachinonfarbstoffe
JPS5876482A (ja) * 1981-10-30 1983-05-09 Alps Electric Co Ltd 液晶混合物
DE3202761A1 (de) * 1982-01-28 1983-08-04 Merck Patent Gmbh, 6100 Darmstadt Fluessigkristallines dielektrikum, neue farbstoffe, verfahren zu ihrer herstellung und elektrooptisches anzeigeelement
DE3216455A1 (de) * 1982-05-03 1983-11-17 Bayer Ag, 5090 Leverkusen Anthrachinonfarbstoffe, ihre herstellung und verwendung sowie dichtroitisches material enthaltend diese anthrachinonfarbstoffe
EP0120463B1 (en) * 1983-03-23 1991-11-06 Hitachi, Ltd. Anthraquinone dyes and liquid crystal compositions including the same
US7235258B1 (en) 1999-10-19 2007-06-26 Nps Pharmaceuticals, Inc. Sustained-release formulations for treating CNS-mediated disorders
KR101654019B1 (ko) * 2011-08-31 2016-09-05 제이에스알 가부시끼가이샤 액정 표시 소자의 제조 방법

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3226177A (en) 1961-12-02 1965-12-28 Mitsui Kagaku Kogyo Kabushiki Process for the dyeing of polyolefin fibrous materials
BE627438A (enExample) * 1962-01-24 1900-01-01
DE1930777A1 (de) * 1969-06-18 1971-02-04 Bayer Ag Verfahren zum kontinuierlichen Faerben synthetischer Fasermaterialien
US3960751A (en) 1973-09-19 1976-06-01 Matsushita Electric Industrial Co., Ltd. Electro-optical display element
GB1507030A (en) 1974-10-21 1978-04-12 Secr Defence Liquid crystal display devices
JPS53126033A (en) 1977-04-11 1978-11-02 Minnesota Mining & Mfg Multiicolored dyestuff and electrooptical device
FR2426724B1 (fr) 1978-05-23 1985-09-27 Minnesota Mining & Mfg Composition a base de colorants anthraquinoniques pleochroiques et son application a des dispositifs electro-optiques d'affichage
CH638828A5 (de) 1978-12-21 1983-10-14 Bbc Brown Boveri & Cie Fluessigkristallmischung.
DE2902177A1 (de) 1978-12-21 1980-07-17 Bbc Brown Boveri & Cie Fluessigkristallmischung
CA1120478A (en) 1979-02-05 1982-03-23 Arthur Boller Cyclohexyl pyrimidines
US4232949A (en) 1979-02-23 1980-11-11 Minnesota Mining And Manufacturing Company Liquid crystal compositions containing pleochroic dye
US4232950A (en) 1979-02-23 1980-11-11 Minnesota Mining And Manufacturing Company Liquid crystal compositions including pleochroic dye
US4304683A (en) 1979-03-16 1981-12-08 Mitsui Toatsu Chemicals, Inc. Composition for liquid crystal color display element
US4360447A (en) 1979-03-16 1982-11-23 Mitsui Toatsu Chemicals, Inc. Composition for liquid crystal color display elements
CH641828A5 (fr) 1979-08-17 1984-03-15 Ebauches Sa Composition a base de cristal liquide pour dispositif electro-optique.
GB2065695B (en) 1979-10-12 1984-07-25 Hitachi Ltd Guest-host type liquid crystal composition and liquid crystal display device using the same
DE3007198A1 (de) 1980-02-26 1981-09-03 Siemens AG, 1000 Berlin und 8000 München Pleochroitischer anthrachinon-farbstoff, verfahren zu seiner herstellung und verwendung des farbstoffs

Also Published As

Publication number Publication date
DE3036853C2 (de) 1986-07-31
FR2466494B1 (enExample) 1984-02-03
DE3036853A1 (de) 1981-04-09
JPS6346120B2 (enExample) 1988-09-13
FR2466494A1 (fr) 1981-04-10
JPS5657872A (en) 1981-05-20
US4428858A (en) 1984-01-31
GB2062667B (en) 1984-08-30
GB2062667A (en) 1981-05-28

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Legal Events

Date Code Title Description
PUE Assignment

Owner name: ETA S.A. FABRIQUES D'EBAUCHES

PL Patent ceased
PL Patent ceased