JPS64439B2 - - Google Patents

Info

Publication number
JPS64439B2
JPS64439B2 JP56039336A JP3933681A JPS64439B2 JP S64439 B2 JPS64439 B2 JP S64439B2 JP 56039336 A JP56039336 A JP 56039336A JP 3933681 A JP3933681 A JP 3933681A JP S64439 B2 JPS64439 B2 JP S64439B2
Authority
JP
Japan
Prior art keywords
liquid crystal
group
dye
crystal composition
molecules
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
JP56039336A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57155282A (en
Inventor
Seiichi Imahori
Masaharu Kaneko
Tetsuo Ozawa
Shuji Imazeki
Akio Kobi
Mikio Sato
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.)
Mitsubishi Chemical Corp
Hitachi Ltd
Original Assignee
Hitachi Ltd
Mitsubishi Kasei Corp
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 Hitachi Ltd, Mitsubishi Kasei Corp filed Critical Hitachi Ltd
Priority to JP56039336A priority Critical patent/JPS57155282A/ja
Priority to US06/359,513 priority patent/US4483593A/en
Priority to EP82102298A priority patent/EP0061181B1/en
Priority to DE8282102298T priority patent/DE3260318D1/de
Publication of JPS57155282A publication Critical patent/JPS57155282A/ja
Publication of JPS64439B2 publication Critical patent/JPS64439B2/ja
Granted 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
    • 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
    • C09B1/22—Dyes with unsubstituted amino groups
    • 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
    • C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
    • C09B31/02—Disazo dyes
    • C09B31/04—Disazo dyes from a coupling component "C" containing a directive amino group
    • C09B31/043—Amino-benzenes
    • 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
    • C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
    • C09B31/02—Disazo dyes
    • C09B31/06—Disazo dyes from a coupling component "C" containing a directive hydroxyl group
    • C09B31/062—Phenols
    • 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)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
JP56039336A 1981-03-20 1981-03-20 Liquid crystal composition Granted JPS57155282A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP56039336A JPS57155282A (en) 1981-03-20 1981-03-20 Liquid crystal composition
US06/359,513 US4483593A (en) 1981-03-20 1982-03-18 Guest-host type liquid crystal composition and liquid crystal display device
EP82102298A EP0061181B1 (en) 1981-03-20 1982-03-19 Guest-host type liquid crystal composition and liquid crystal display device
DE8282102298T DE3260318D1 (en) 1981-03-20 1982-03-19 Guest-host type liquid crystal composition and liquid crystal display device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56039336A JPS57155282A (en) 1981-03-20 1981-03-20 Liquid crystal composition

Publications (2)

Publication Number Publication Date
JPS57155282A JPS57155282A (en) 1982-09-25
JPS64439B2 true JPS64439B2 (en]) 1989-01-06

Family

ID=12550245

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56039336A Granted JPS57155282A (en) 1981-03-20 1981-03-20 Liquid crystal composition

Country Status (4)

Country Link
US (1) US4483593A (en])
EP (1) EP0061181B1 (en])
JP (1) JPS57155282A (en])
DE (1) DE3260318D1 (en])

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57164182A (en) * 1981-04-01 1982-10-08 Nec Corp Dyestuff/liquid crystal mixture used for colored liquid crystal display element
JPS58147485A (ja) * 1982-02-26 1983-09-02 Toshiba Corp カラ−液晶表示装置
EP0110205B1 (de) * 1982-11-29 1987-12-09 F. HOFFMANN-LA ROCHE & CO. Aktiengesellschaft Farbige Flüssigkristallmischungen enthaltend Phenyläthane
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
US4660937A (en) * 1984-06-25 1987-04-28 Crystaloid Electronics Company Dichroic dye-nematic liquid crystal mirror
GB2160885A (en) * 1984-06-28 1986-01-02 Stc Plc Smectic liquid crystal cells incorporating a blue dye
US5389285A (en) * 1989-12-11 1995-02-14 Hercules Incorporated Liquid crystal coupled dichroic dyes

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1507030A (en) * 1974-10-21 1978-04-12 Secr Defence Liquid crystal display devices
US4145114A (en) * 1975-06-17 1979-03-20 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Pleochroic dyes
DE2751835C2 (de) * 1977-11-19 1986-10-09 Basf Ag, 6700 Ludwigshafen Anthrachinonfarbstoffe und Verfahren zu deren Herstellung
FR2409285A1 (fr) * 1977-11-19 1979-06-15 Basf Ag Colorants anthraquinoniques
CH638828A5 (de) * 1978-12-21 1983-10-14 Bbc Brown Boveri & Cie Fluessigkristallmischung.
US4360447A (en) * 1979-03-16 1982-11-23 Mitsui Toatsu Chemicals, Inc. Composition for liquid crystal color display elements
JPS6045677B2 (ja) * 1979-03-23 1985-10-11 株式会社東芝 液晶表示装置
CH641828A5 (fr) * 1979-08-17 1984-03-15 Ebauches Sa Composition a base de cristal liquide pour dispositif electro-optique.
EP0025809A1 (de) * 1979-09-21 1981-04-01 BBC Aktiengesellschaft Brown, Boveri & Cie. Flüssigkristallmischung
GB2065695B (en) * 1979-10-12 1984-07-25 Hitachi Ltd Guest-host type liquid crystal composition and liquid crystal display device using the same
JPS5657850A (en) * 1979-10-18 1981-05-20 Nippon Kanko Shikiso Kenkyusho:Kk Azo compound and dichromatic dye for liquid crystal consisting of 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
CH643291A5 (fr) * 1980-03-21 1984-05-30 Asulab Sa Composition a base de cristal liquide pour dispositif electro-optique.
DE3014933A1 (de) * 1980-04-18 1981-10-29 Bayer Ag, 5090 Leverkusen Fluessigkristalline materialien enthaltend anthrachinonfarbstoffe
EP0043904A3 (de) * 1980-07-10 1982-03-31 F. HOFFMANN-LA ROCHE & CO. Aktiengesellschaft Farbstoffhaltige Mischungen, neue Farbstoffe und deren Verwendung in Flüssigkristallmischungen
CA1158078A (en) * 1980-09-08 1983-12-06 Kensuke Okuda Artificial dental root

Also Published As

Publication number Publication date
EP0061181B1 (en) 1984-07-04
US4483593A (en) 1984-11-20
DE3260318D1 (en) 1984-08-09
EP0061181A1 (en) 1982-09-29
JPS57155282A (en) 1982-09-25

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