DE3260318D1 - Guest-host type liquid crystal composition and liquid crystal display device - Google Patents

Guest-host type liquid crystal composition and liquid crystal display device

Info

Publication number
DE3260318D1
DE3260318D1 DE8282102298T DE3260318T DE3260318D1 DE 3260318 D1 DE3260318 D1 DE 3260318D1 DE 8282102298 T DE8282102298 T DE 8282102298T DE 3260318 T DE3260318 T DE 3260318T DE 3260318 D1 DE3260318 D1 DE 3260318D1
Authority
DE
Germany
Prior art keywords
liquid crystal
guest
display device
host type
crystal display
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
DE8282102298T
Other languages
English (en)
Inventor
Shuji Imazeki
Akio Mukoh
Mikio Sato
Seiichi Imahori
Masaharu Kaneko
Tetsuo Ozawa
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.)
Hitachi Ltd Mitsubishi Kasei Corp Tokio/tokyo
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
Application granted granted Critical
Publication of DE3260318D1 publication Critical patent/DE3260318D1/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
    • 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)
DE8282102298T 1981-03-20 1982-03-19 Guest-host type liquid crystal composition and liquid crystal display device Expired DE3260318D1 (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
DE3260318D1 true DE3260318D1 (en) 1984-08-09

Family

ID=12550245

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282102298T Expired DE3260318D1 (en) 1981-03-20 1982-03-19 Guest-host type liquid crystal composition and liquid crystal display device

Country Status (4)

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

Families Citing this family (8)

* 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
DE3374875D1 (en) * 1982-11-29 1988-01-21 Hoffmann La Roche Coloured liquid crystal mixtures containing phenyl ethanes
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
JPH0649149Y2 (ja) * 1989-02-04 1994-12-14 株式会社クボタ コンバインの回転リール構造
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
FR2409285A1 (fr) * 1977-11-19 1979-06-15 Basf Ag Colorants anthraquinoniques
DE2751835C2 (de) * 1977-11-19 1986-10-09 Basf Ag, 6700 Ludwigshafen Anthrachinonfarbstoffe und Verfahren zu deren Herstellung
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 (de) 1984-07-04
EP0061181A1 (de) 1982-09-29
US4483593A (en) 1984-11-20
JPS64439B2 (de) 1989-01-06
JPS57155282A (en) 1982-09-25

Similar Documents

Publication Publication Date Title
GB2065695B (en) Guest-host type liquid crystal composition and liquid crystal display device using the same
GB2145837B (en) Liquid crystal display device
GB2135805B (en) Liquid crystal display device
GB8312277D0 (en) Liquid crystal display device
GB2153575B (en) Liquid crystal display device
GB2091283B (en) Liquid crystal display device
DE3260833D1 (en) Liquid crystal dielectric and electrooptical display device
GB2108697B (en) Liquid crystal display device
GB2137394B (en) Liquid crystal display device
GB2138196B (en) Liquid crystal display device
GB2151386B (en) Liquid crystal display device
JPS57180682A (en) Liquid crystal and optical display therewith
GB2151834B (en) Liquid crystal display device
DE3268278D1 (en) Smectic liquid crystal display device
HK29386A (en) Liquid crystal 2-alkyl-perhydrophenanthrene and their use in electro-optical display elements
HK82187A (en) Liquid crystal composition suitable for guest-host type liquid crystal display devices
GB8410784D0 (en) Liquid crystal display device
DE3260318D1 (en) Guest-host type liquid crystal composition and liquid crystal display device
JPS57202520A (en) Liquid crystal display and manufacture thereof
GB8317172D0 (en) Liquid crystal display device
DE3261192D1 (en) Liquid crystal display device
JPS57122476A (en) Liquid crystal display device
DE3279254D1 (en) Liquid crystal display device
JPS57172971A (en) Substance suitable for guest-host liquid crystal device and liquid crystal electrooptical device
JPS57168286A (en) Liquid crystal display device

Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: HITACHI, LTD. MITSUBISHI KASEI CORP., TOKIO/TOKYO,

8339 Ceased/non-payment of the annual fee