CH643291A5 - 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
CH643291A5
CH643291A5 CH223980A CH223980A CH643291A5 CH 643291 A5 CH643291 A5 CH 643291A5 CH 223980 A CH223980 A CH 223980A CH 223980 A CH223980 A CH 223980A CH 643291 A5 CH643291 A5 CH 643291A5
Authority
CH
Switzerland
Prior art keywords
anthraquinone
group
composition according
dye
formula
Prior art date
Application number
CH223980A
Other languages
English (en)
French (fr)
Inventor
Jacques Cognard
Hieu Phan Trung
Original Assignee
Asulab 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 Asulab Sa filed Critical Asulab Sa
Priority to CH223980A priority Critical patent/CH643291A5/fr
Priority to FR8011748A priority patent/FR2478664A1/fr
Priority to GB8107303A priority patent/GB2074182B/en
Priority to DE19813109088 priority patent/DE3109088A1/de
Priority to JP3669781A priority patent/JPS56145969A/ja
Publication of CH643291A5 publication Critical patent/CH643291A5/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B1/00—Dyes with anthracene nucleus not condensed with any other ring
    • C09B1/50—Amino-hydroxy-anthraquinones; Ethers and esters thereof
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B1/00—Dyes with anthracene nucleus not condensed with any other ring
    • C09B1/16—Amino-anthraquinones
    • C09B1/20—Preparation from starting materials already containing the anthracene nucleus
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B1/00—Dyes with anthracene nucleus not condensed with any other ring
    • C09B1/50—Amino-hydroxy-anthraquinones; Ethers and esters thereof
    • C09B1/54—Amino-hydroxy-anthraquinones; Ethers and esters thereof etherified
    • 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
    • C09K19/60—Pleochroic dyes
    • C09K19/603—Anthroquinonic

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)
CH223980A 1980-03-21 1980-03-21 Composition a base de cristal liquide pour dispositif electro-optique. CH643291A5 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CH223980A CH643291A5 (fr) 1980-03-21 1980-03-21 Composition a base de cristal liquide pour dispositif electro-optique.
FR8011748A FR2478664A1 (fr) 1980-03-21 1980-05-21 Composition a base de cristal liquide pour dispositif electro-optique
GB8107303A GB2074182B (en) 1980-03-21 1981-03-09 Liquid crystal compositions containing pleochroic material for an electro-optical device
DE19813109088 DE3109088A1 (de) 1980-03-21 1981-03-10 Zusammensetzungen auf fluessigkristallbasis und ihre verwendung in elektrooptischen vorrichtungen
JP3669781A JPS56145969A (en) 1980-03-21 1981-03-16 Liquid crystal base composition for electrooptic device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH223980A CH643291A5 (fr) 1980-03-21 1980-03-21 Composition a base de cristal liquide pour dispositif electro-optique.

Publications (1)

Publication Number Publication Date
CH643291A5 true CH643291A5 (fr) 1984-05-30

Family

ID=4229101

Family Applications (1)

Application Number Title Priority Date Filing Date
CH223980A CH643291A5 (fr) 1980-03-21 1980-03-21 Composition a base de cristal liquide pour dispositif electro-optique.

Country Status (5)

Country Link
JP (1) JPS56145969A (no)
CH (1) CH643291A5 (no)
DE (1) DE3109088A1 (no)
FR (1) FR2478664A1 (no)
GB (1) GB2074182B (no)

Families Citing this family (17)

* 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
JPS56167779A (en) * 1980-05-28 1981-12-23 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
CA1158078A (en) * 1980-09-08 1983-12-06 Kensuke Okuda Artificial dental root
JPS5763377A (en) * 1980-10-03 1982-04-16 Mitsui Toatsu Chem Inc Liquid crystal composition for color display
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
GB2094825B (en) 1981-01-17 1984-09-12 Mitsubishi Chem Ind Liquid crystal compositions containing pleochroic anthraquinone dyes
JPS57155282A (en) * 1981-03-20 1982-09-25 Mitsubishi Chem Ind Ltd Liquid crystal composition
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
JPS594651A (ja) * 1982-07-01 1984-01-11 Hitachi Ltd 液晶組成物
EP0098736B1 (en) * 1982-07-01 1989-12-06 Mitsubishi Kasei Corporation Anthraquinone dyes and liquid crystal compositions containing the dyes
EP0110205B1 (de) * 1982-11-29 1987-12-09 F. HOFFMANN-LA ROCHE & CO. Aktiengesellschaft Farbige Flüssigkristallmischungen enthaltend Phenyläthane
EP0120463B1 (en) * 1983-03-23 1991-11-06 Hitachi, Ltd. Anthraquinone dyes and liquid crystal compositions including the same
JPS59182879A (ja) * 1983-04-01 1984-10-17 Hitachi Ltd 液晶組成物
JPS59179561A (ja) * 1983-03-29 1984-10-12 Hitachi Ltd アントラキノン系色素および該色素を含有する液晶組成物

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1480825A (no) * 1965-05-24 1967-08-09
DE1644453A1 (de) * 1966-08-19 1971-04-08 Basf Ag Verfahren zur Herstellung von blauen Anthrachinonfarbstoffen
JPS54134452A (en) * 1978-04-10 1979-10-18 Hitachi Ltd Quest-host type liquid crystal display device
JPS54157786A (en) * 1978-05-23 1979-12-12 Minnesota Mining & Mfg Multiicoloring dyestuff and photoelectric display device

Also Published As

Publication number Publication date
GB2074182A (en) 1981-10-28
JPS56145969A (en) 1981-11-13
FR2478664B1 (no) 1982-03-05
DE3109088A1 (de) 1982-04-29
GB2074182B (en) 1984-10-17
FR2478664A1 (fr) 1981-09-25

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