GB2043097B - Liquid crystal compositions containing pleochroic dye - Google Patents

Liquid crystal compositions containing pleochroic dye

Info

Publication number
GB2043097B
GB2043097B GB8006146A GB8006146A GB2043097B GB 2043097 B GB2043097 B GB 2043097B GB 8006146 A GB8006146 A GB 8006146A GB 8006146 A GB8006146 A GB 8006146A GB 2043097 B GB2043097 B GB 2043097B
Authority
GB
United Kingdom
Prior art keywords
liquid crystal
compositions containing
crystal compositions
pleochroic dye
containing pleochroic
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
GB8006146A
Other versions
GB2043097A (en
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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
Priority claimed from US06/014,541 external-priority patent/US4232950A/en
Priority claimed from US06/014,540 external-priority patent/US4232949A/en
Application filed by Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of GB2043097A publication Critical patent/GB2043097A/en
Application granted granted Critical
Publication of GB2043097B publication Critical patent/GB2043097B/en
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
    • C09B1/50—Amino-hydroxy-anthraquinones; Ethers and esters thereof
    • C09B1/54—Amino-hydroxy-anthraquinones; Ethers and esters thereof etherified
    • C09B1/545—Anthraquinones with aliphatic, cycloaliphatic or araliphatic ether 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
    • C09B1/00—Dyes with anthracene nucleus not condensed with any other ring
    • 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
    • C09B1/02—Hydroxy-anthraquinones; Ethers or esters thereof
    • C09B1/06—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
    • C09B1/16—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
    • C09B1/00—Dyes with anthracene nucleus not condensed with any other ring
    • C09B1/50—Amino-hydroxy-anthraquinones; Ethers and esters thereof
    • C09B1/503—Amino-hydroxy-anthraquinones; Ethers and esters thereof unsubstituted amino-hydroxy anthraquinone
    • 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
    • C09B1/56—Mercapto-anthraquinones
    • C09B1/58—Mercapto-anthraquinones with mercapto groups substituted by aliphatic, cycloaliphatic, araliphatic or aryl radicals
    • C09B1/585—Mercapto-anthraquinones with mercapto groups substituted by aliphatic, cycloaliphatic, araliphatic or aryl radicals substituted by aryl radicals
    • 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
    • C09B1/56—Mercapto-anthraquinones
    • C09B1/62—Mercapto-anthraquinones with mercapto groups substituted by a heterocyclic ring
    • 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)
GB8006146A 1979-02-23 1980-02-22 Liquid crystal compositions containing pleochroic dye Expired GB2043097B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/014,541 US4232950A (en) 1979-02-23 1979-02-23 Liquid crystal compositions including pleochroic dye
US06/014,540 US4232949A (en) 1979-02-23 1979-02-23 Liquid crystal compositions containing pleochroic dye

Publications (2)

Publication Number Publication Date
GB2043097A GB2043097A (en) 1980-10-01
GB2043097B true GB2043097B (en) 1983-08-17

Family

ID=26686214

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8006146A Expired GB2043097B (en) 1979-02-23 1980-02-22 Liquid crystal compositions containing pleochroic dye

Country Status (7)

Country Link
KR (1) KR830000533B1 (en)
AU (1) AU535899B2 (en)
CH (1) CH645916A5 (en)
DE (1) DE3006744A1 (en)
FR (1) FR2449720A1 (en)
GB (1) GB2043097B (en)
IT (1) IT1141378B (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH646452A5 (en) * 1980-03-14 1984-11-30 Asulab Sa LIQUID CRYSTAL COMPOSITION FOR ELECTRO-OPTICAL DEVICE.
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
DE3046904A1 (en) * 1980-12-12 1982-07-15 Bayer Ag, 5090 Leverkusen ANTHRACHINONE DYES, METHOD FOR THE PRODUCTION THEREOF, AND THE USE OF LIQUID CRYSTAL MATERIALS CONTAINING ANTHRACHINONE DYES
DE3167759D1 (en) * 1981-01-10 1985-01-24 Basf Ag Dyes for liquid crystal mixtures
GB2094825B (en) * 1981-01-17 1984-09-12 Mitsubishi Chem Ind Liquid crystal compositions containing pleochroic anthraquinone dyes
GB2155489B (en) * 1981-02-25 1986-05-29 Ici Plc Liquid crystal materials containing pleochroic dithioanthraquinone dyes
US4446047A (en) * 1981-02-25 1984-05-01 Imperial Chemical Industries Plc Pleochroic anthraquinone dyes
DE3276180D1 (en) * 1981-02-25 1987-06-04 Secr Defence Brit LIQUID CRYSTAL MATERIALS COMPRISING PLEOCHROIC DYES
EP0142617B1 (en) * 1981-02-25 1987-07-22 Imperial Chemical Industries Plc Pleochroic anthraquinone dyes
US4464282A (en) * 1981-02-25 1984-08-07 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britian And Northern Ireland Organic materials
US4514045A (en) * 1981-06-22 1985-04-30 Minnesota Mining And Manufacturing Company Helichromic-smectic liquid crystal compositions and display cells
GB2120674B (en) * 1982-03-13 1986-11-19 Nippon Kanko Shikiso Kenyusho Dichroic dyestuffs for liquid crystals and liquid crystal compositions comprising the same
DE3314467A1 (en) * 1982-07-17 1984-01-19 Bayer Ag, 5090 Leverkusen DICHROITIC MATERIAL, CONTAINING ANTHRACHINONE DYES AND NEW ANTHRACHINONE DYES
DE3378767D1 (en) * 1982-08-18 1989-02-02 Ici Plc PLEOCHROIC ANTHRAQUINONE DYES
GB2126601B (en) * 1982-08-18 1986-12-10 Secr Defence Guest-host liquid crystal materials
DE3683286D1 (en) * 1985-10-29 1992-02-13 Mitsubishi Chem Ind ANTHRACHINONE COMPOUNDS AND LIQUID CRYSTAL COMPOSITION CONTAINING THEM.
KR101524486B1 (en) * 2012-02-03 2015-06-01 제일모직주식회사 Polychromatic Resin Composition and Molded Articles Employing same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1446826A (en) * 1964-09-14 1966-07-22 Allied Chem Synthetic resins colored with heat-stable organic dyes, and process for their manufacture
US3975285A (en) * 1972-10-30 1976-08-17 Hodogaya Chemical Co., Ltd. Liquid crystal composition
DE2360875A1 (en) * 1973-12-06 1975-06-12 Bayer Ag MASS COLORS OF POLYESTERS
CH638828A5 (en) * 1978-12-21 1983-10-14 Bbc Brown Boveri & Cie LIQUID CRYSTAL MIXTURE.

Also Published As

Publication number Publication date
FR2449720A1 (en) 1980-09-19
AU5582980A (en) 1980-08-28
DE3006744A1 (en) 1980-09-04
IT1141378B (en) 1986-10-01
CH645916A5 (en) 1984-10-31
GB2043097A (en) 1980-10-01
AU535899B2 (en) 1984-04-12
IT8020131A0 (en) 1980-02-22
KR830000533B1 (en) 1983-03-12
FR2449720B1 (en) 1984-10-26

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20000221