FR2426724B1 - COMPOSITION BASED ON PLEOCHROIC ANTHRAQUINONIC DYES AND ITS APPLICATION TO ELECTRO-OPTICAL DISPLAY DEVICES - Google Patents

COMPOSITION BASED ON PLEOCHROIC ANTHRAQUINONIC DYES AND ITS APPLICATION TO ELECTRO-OPTICAL DISPLAY DEVICES

Info

Publication number
FR2426724B1
FR2426724B1 FR7913057A FR7913057A FR2426724B1 FR 2426724 B1 FR2426724 B1 FR 2426724B1 FR 7913057 A FR7913057 A FR 7913057A FR 7913057 A FR7913057 A FR 7913057A FR 2426724 B1 FR2426724 B1 FR 2426724B1
Authority
FR
France
Prior art keywords
pleochroic
electro
application
display devices
optical 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
FR7913057A
Other languages
French (fr)
Other versions
FR2426724A1 (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
Application filed by Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of FR2426724A1 publication Critical patent/FR2426724A1/en
Application granted granted Critical
Publication of FR2426724B1 publication Critical patent/FR2426724B1/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/13725—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on guest-host interaction
    • 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)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
FR7913057A 1978-05-23 1979-05-22 COMPOSITION BASED ON PLEOCHROIC ANTHRAQUINONIC DYES AND ITS APPLICATION TO ELECTRO-OPTICAL DISPLAY DEVICES Expired FR2426724B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US90867178A 1978-05-23 1978-05-23

Publications (2)

Publication Number Publication Date
FR2426724A1 FR2426724A1 (en) 1979-12-21
FR2426724B1 true FR2426724B1 (en) 1985-09-27

Family

ID=25426093

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7913057A Expired FR2426724B1 (en) 1978-05-23 1979-05-22 COMPOSITION BASED ON PLEOCHROIC ANTHRAQUINONIC DYES AND ITS APPLICATION TO ELECTRO-OPTICAL DISPLAY DEVICES

Country Status (7)

Country Link
JP (1) JPS54157786A (en)
KR (1) KR850000050B1 (en)
CH (1) CH640259A5 (en)
DE (1) DE2920730A1 (en)
FR (1) FR2426724B1 (en)
GB (1) GB2024844B (en)
IT (1) IT1115232B (en)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4288147A (en) * 1978-12-20 1981-09-08 Timex Corporation Electro-optical composition of the guest-host type
CA1120478A (en) * 1979-02-05 1982-03-23 Arthur Boller Cyclohexyl pyrimidines
US4360447A (en) * 1979-03-16 1982-11-23 Mitsui Toatsu Chemicals, Inc. Composition for liquid crystal color display elements
US4304683A (en) * 1979-03-16 1981-12-08 Mitsui Toatsu Chemicals, Inc. Composition for liquid crystal color display element
JPS56500944A (en) * 1979-07-27 1981-07-09
CH641828A5 (en) * 1979-08-17 1984-03-15 Ebauches Sa LIQUID CRYSTAL COMPOSITION FOR ELECTRO-OPTICAL DEVICE.
CH642393A5 (en) 1979-10-02 1984-04-13 Ebauches Sa LIQUID CRYSTAL COMPOSITION FOR ELECTRO-OPTICAL DEVICE.
GB2065695B (en) * 1979-10-12 1984-07-25 Hitachi Ltd Guest-host type liquid crystal composition and liquid crystal display device using the same
JPS56117507U (en) * 1980-02-12 1981-09-08
DE3007198A1 (en) * 1980-02-26 1981-09-03 Siemens AG, 1000 Berlin und 8000 München PLEOCHROITIC ANTHRACHINONE DYE, METHOD FOR THE PRODUCTION THEREOF AND USE OF THE DYE
CH646452A5 (en) * 1980-03-14 1984-11-30 Asulab Sa LIQUID CRYSTAL COMPOSITION FOR ELECTRO-OPTICAL DEVICE.
CH643291A5 (en) * 1980-03-21 1984-05-30 Asulab Sa LIQUID CRYSTAL COMPOSITION FOR ELECTRO-OPTICAL DEVICE.
DE3014933A1 (en) * 1980-04-18 1981-10-29 Bayer Ag, 5090 Leverkusen LIQUID CRYSTAL MATERIALS CONTAINING ANTHRACHINONE DYES
US4394070A (en) * 1980-07-16 1983-07-19 Minnesota Mining And Manufacturing Company Helichromic compounds and displays
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
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
JPS5755984A (en) * 1980-09-22 1982-04-03 Hitachi Ltd Liquid crystal composition
US4624532A (en) * 1980-10-22 1986-11-25 General Electric Company Dichroic liquid crystal compositions containing anthraquinone-based dyes
US4356102A (en) * 1980-10-22 1982-10-26 General Electric Company Dichroic liquid crystal compositions containing anthraquinone-based dyes
DE3040102A1 (en) * 1980-10-24 1982-06-03 Merck Patent Gmbh, 6100 Darmstadt DICHROITIC ANTHRACHINONE DYES, THIS CONTAINING LIQUID CRYSTALINE DIELECTRICS AND ELECTRO-OPTICAL DISPLAY ELEMENT
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
GB2091753B (en) * 1981-01-23 1984-08-22 Standard Telephones Cables Ltd Use of 1,4-b15 (hydrocarbylamino) anthraquinos as dyes in the smetic layers of a liquid crystal cell
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
US4446047A (en) * 1981-02-25 1984-05-01 Imperial Chemical Industries Plc Pleochroic anthraquinone dyes
EP0155345B1 (en) * 1981-02-25 1988-02-03 The Secretary of State for Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and Pleochroic anthraquinone dyes
DE3276868D1 (en) * 1981-02-25 1987-09-03 Ici Plc PLEOCHROIC ANTHRAQUINONE DYES
US4514045A (en) * 1981-06-22 1985-04-30 Minnesota Mining And Manufacturing Company Helichromic-smectic liquid crystal compositions and display cells
JPS5825381A (en) * 1981-08-08 1983-02-15 Nippon Kanko Shikiso Kenkyusho:Kk Liquid crystal composition
DE3137298A1 (en) * 1981-09-18 1983-04-14 Bayer Ag, 5090 Leverkusen ANTHRACHINONE DYES
JPS5857488A (en) * 1981-10-02 1983-04-05 Mitsubishi Chem Ind Ltd Guest/host type liquid crystal composition
DE3309045A1 (en) * 1982-03-13 1983-09-15 Kabushiki Kaisha Nippon Kanko Shikiso Kenkyusho, Okayama DICHROITIC DYES FOR LIQUID CRYSTALS AND LIQUID CRYSTAL COMPOSITIONS
DE3378636D1 (en) * 1982-04-07 1989-01-12 Ici Plc Anthraquinone compounds
DE3366521D1 (en) * 1982-04-07 1986-11-06 Secr Defence Brit Dielectric materials
EP0098522B1 (en) * 1982-06-30 1989-06-07 Hitachi, Ltd. Liquid crystal composition
DE3240036A1 (en) * 1982-10-28 1984-05-10 Lev Michajlovič Moskva Blinov Anthraquinone derivatives, their preparation, and their use in liquid crystal materials for electrooptical apparatuses
US4448492A (en) * 1982-12-23 1984-05-15 Minnesota Mining And Manufacturing Company Cycloalkyl-type isotropic dyes for liquid crystal display devices
US4530572A (en) * 1982-12-30 1985-07-23 Minnesota Mining And Manufacturing Company Substituted anthraquinone-type isotropic dyes for liquid crystal display devices
US4452511A (en) * 1982-12-30 1984-06-05 Minnesota Mining And Manufacturing Company Substituted anthracene-type isotropic dyes for liquid crystal display devices
JPS59182878A (en) * 1983-04-01 1984-10-17 Hitachi Ltd Liquid crystal composition
JPS61276884A (en) * 1985-05-31 1986-12-06 Mitsubishi Chem Ind Ltd Production of colored liquid crystal
JPH03128763A (en) * 1989-10-13 1991-05-31 Mazda Motor Corp Automotive steering device
JP3537265B2 (en) * 1996-05-08 2004-06-14 チッソ株式会社 Liquid crystal composition and liquid crystal display device
WO2015157983A1 (en) * 2014-04-18 2015-10-22 Dow Global Technologies Llc Anthraquinone compound used for color filter of lcd

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5942287B2 (en) * 1972-12-19 1984-10-13 松下電器産業株式会社 Hue modulation display device
US3960751A (en) * 1973-09-19 1976-06-01 Matsushita Electric Industrial Co., Ltd. Electro-optical display element
EP0002104B1 (en) * 1977-10-14 1982-10-20 BDH Chemicals Limited Pleochroic dyes suitable for use in solution with liquid crystal materials for electro-optic device applications

Also Published As

Publication number Publication date
GB2024844B (en) 1983-03-30
FR2426724A1 (en) 1979-12-21
JPS54157786A (en) 1979-12-12
DE2920730A1 (en) 1979-11-29
DE2920730C2 (en) 1990-04-12
KR850000050B1 (en) 1985-02-14
IT1115232B (en) 1986-02-03
GB2024844A (en) 1980-01-16
IT7922892A0 (en) 1979-05-22
JPH0116876B2 (en) 1989-03-28
CH640259A5 (en) 1983-12-30

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Legal Events

Date Code Title Description
ST Notification of lapse