CA1030750A - Melanges liquides a cristaux et dispositifs avec ces produits - Google Patents

Melanges liquides a cristaux et dispositifs avec ces produits

Info

Publication number
CA1030750A
CA1030750A CA195,691A CA195691A CA1030750A CA 1030750 A CA1030750 A CA 1030750A CA 195691 A CA195691 A CA 195691A CA 1030750 A CA1030750 A CA 1030750A
Authority
CA
Canada
Prior art keywords
devices
liquid crystal
crystal materials
materials
liquid
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
CA195,691A
Other languages
English (en)
Other versions
CA195691S (en
Inventor
Edward P. Raynes
David S. Hulme
Kenneth J. Harrison
George W. Gray
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.)
UK Secretary of State for Defence
Original Assignee
UK Secretary of State for Defence
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 UK Secretary of State for Defence filed Critical UK Secretary of State for Defence
Application granted granted Critical
Publication of CA1030750A publication Critical patent/CA1030750A/fr
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
    • 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
    • C09K19/54—Additives having no specific mesophase characterised by their chemical composition
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/06—Compounds containing nitro groups bound to a carbon skeleton having nitro groups bound to carbon atoms of six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/07—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms
    • C07C205/11—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms having nitro groups bound to carbon atoms of six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/07—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms
    • C07C205/11—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms having nitro groups bound to carbon atoms of six-membered aromatic rings
    • C07C205/12—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms having nitro groups bound to carbon atoms of six-membered aromatic rings the six-membered aromatic ring or a condensed ring system containing that ring being substituted by halogen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/27—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by etherified hydroxy groups
    • C07C205/35—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by etherified hydroxy groups having nitro groups and etherified hydroxy groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
    • 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
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
    • C09K19/12—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings at least two benzene rings directly linked, e.g. biphenyls
    • 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
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
    • C09K19/12—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings at least two benzene rings directly linked, e.g. biphenyls
    • C09K19/126—Compounds containing at least one asymmetric carbon atom
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2603/00—Systems containing at least three condensed rings
    • C07C2603/02—Ortho- or ortho- and peri-condensed systems
    • C07C2603/04—Ortho- or ortho- and peri-condensed systems containing three rings
    • C07C2603/06—Ortho- or ortho- and peri-condensed systems containing three rings containing at least one ring with less than six ring members
    • C07C2603/10—Ortho- or ortho- and peri-condensed systems containing three rings containing at least one ring with less than six ring members containing five-membered rings
    • C07C2603/12—Ortho- or ortho- and peri-condensed systems containing three rings containing at least one ring with less than six ring members containing five-membered rings only one five-membered ring
    • C07C2603/18—Fluorenes; Hydrogenated fluorenes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Liquid Crystal Substances (AREA)
CA195,691A 1973-10-17 1974-03-22 Melanges liquides a cristaux et dispositifs avec ces produits Expired CA1030750A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4846873A GB1452826A (en) 1973-10-17 1973-10-17 Liquid crystal compositions

Publications (1)

Publication Number Publication Date
CA1030750A true CA1030750A (fr) 1978-05-09

Family

ID=10448718

Family Applications (1)

Application Number Title Priority Date Filing Date
CA195,691A Expired CA1030750A (fr) 1973-10-17 1974-03-22 Melanges liquides a cristaux et dispositifs avec ces produits

Country Status (4)

Country Link
US (1) US3974087A (fr)
CA (1) CA1030750A (fr)
GB (1) GB1452826A (fr)
HK (1) HK582A (fr)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1551043A (en) * 1975-04-22 1979-08-22 Secr Defence Biphenyl compounds containing a cyano group and liquid crystal materials and devices containing such compounds
US4069167A (en) * 1974-09-25 1978-01-17 Chisso Corporation Liquid crystal composition
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
GB1556994A (en) * 1975-09-03 1979-12-05 Secr Defence Optically active cyanobiphenyl compounds and liquid crystal materials and devices containing them
US4062798A (en) * 1975-09-19 1977-12-13 Hoffmann-La Roche Inc. Phenylpyrimidine derivatives
US4113647A (en) * 1976-08-13 1978-09-12 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Liquid crystalline materials
US4141853A (en) * 1976-10-06 1979-02-27 Sharp Kabushiki Kaisha Liquid crystal material
US4120567A (en) * 1977-02-11 1978-10-17 Rca Corporation Electro-optic device
US4253740A (en) * 1977-09-12 1981-03-03 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 and devices containing them
JPS5450490A (en) * 1977-09-29 1979-04-20 Sharp Corp Liquid crystal composition
GB2009219B (en) * 1977-11-02 1982-04-28 Secr Defence Liquid ctystal material mixtures and devices incorporating such mixtures
DE2966302D1 (en) * 1978-09-13 1983-11-17 Secr Defence Brit Improvements in or relating to liquid crystal materials and devices
US4228030A (en) * 1979-02-28 1980-10-14 General Electric Company Liquid crystal compositions
US4309304A (en) * 1979-11-01 1982-01-05 Exxon Research & Engineering Co. Liquid crystal compositions for multiplexed displays
US4328116A (en) * 1979-11-01 1982-05-04 Minnesota Mining And Manufacturing Company Liquid crystal compositions for multiplexed displays
US4435047A (en) * 1981-09-16 1984-03-06 Manchester R & D Partnership Encapsulated liquid crystal and method
DE3209178A1 (de) * 1982-03-13 1983-09-15 Merck Patent Gmbh, 6100 Darmstadt Polyhalogenaromaten
US4585310A (en) * 1983-12-12 1986-04-29 International Business Machines Corporation Alignment layer orientation in raster scan thermally addressed smectic liquid crystal displays
CH660362A5 (de) * 1984-01-23 1987-04-15 Assya Iosifovna Pavljuchenko 2,5-disubstituierte pyridine, verfahren fuer ihre herstellung, fluessigkristallines material und elektrooptische vorrichtung.
DE3524489A1 (de) * 1984-07-12 1986-01-23 Kabushiki Kaisha Suwa Seikosha, Tokio/Tokyo 2-phenylpyridinderivate und verfahren zu ihrer herstellung
JP2627629B2 (ja) * 1987-12-07 1997-07-09 チッソ株式会社 液晶組成物
US5312563A (en) * 1988-06-16 1994-05-17 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The U.K. Of Great Britain And Northern Ireland Fluorinated 4"-cyano substituted terphenyls
US6004479A (en) * 1988-07-13 1999-12-21 Merck Kgaa Matrix liquid crystal display
DE3923044B4 (de) * 1988-10-20 2005-09-08 Merck Patent Gmbh Flüssigkristallmischung
EP0365962B1 (fr) * 1988-10-20 1994-09-21 MERCK PATENT GmbH Affichage à cristal liquide du type matriciel
US6080788A (en) * 1997-03-27 2000-06-27 Sole; Michael J. Composition for improvement of cellular nutrition and mitochondrial energetics
WO2017180923A1 (fr) 2016-04-13 2017-10-19 Nitto Denko Corporation Compositions de cristaux liquides, mélanges, éléments et dispositifs à intensité variable

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2024269A1 (en) * 1970-05-19 1971-12-02 Merck Patent Gmbh Nematic mixtures - of low melting point, used in electronics
BE795775A (fr) * 1972-02-23 1973-08-22 Hoffmann La Roche Bases de schiff cristallines liquides
FR2207758A1 (en) * 1972-11-09 1974-06-21 United Kingdom Government Liquid crystal material - comprising two or more benzene rings para substd at both ends of the chain
US3891307A (en) * 1973-03-20 1975-06-24 Matsushita Electric Ind Co Ltd Phase control of the voltages applied to opposite electrodes for a cholesteric to nematic phase transition display

Also Published As

Publication number Publication date
GB1452826A (en) 1976-10-20
US3974087A (en) 1976-08-10
HK582A (en) 1982-01-15

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