FR2400545B1 - - Google Patents

Info

Publication number
FR2400545B1
FR2400545B1 FR7725179A FR7725179A FR2400545B1 FR 2400545 B1 FR2400545 B1 FR 2400545B1 FR 7725179 A FR7725179 A FR 7725179A FR 7725179 A FR7725179 A FR 7725179A FR 2400545 B1 FR2400545 B1 FR 2400545B1
Authority
FR
France
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
FR7725179A
Other versions
FR2400545A1 (fr
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR7725179A priority Critical patent/FR2400545A1/fr
Priority to GB7833580A priority patent/GB2003864B/en
Priority to DE19782836086 priority patent/DE2836086A1/de
Publication of FR2400545A1 publication Critical patent/FR2400545A1/fr
Application granted granted Critical
Publication of FR2400545B1 publication Critical patent/FR2400545B1/fr
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
    • 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
    • C09K19/20—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing carbon and oxygen atoms as chain links, e.g. esters or ethers
    • C09K19/2007—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing carbon and oxygen atoms as chain links, e.g. esters or ethers the chain containing -COO- or -OCO- groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
    • C07C51/363—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by introduction of halogen; by substitution of halogen atoms by other halogen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Liquid Crystal Substances (AREA)
FR7725179A 1977-08-17 1977-08-17 Famille de cristaux liquides de type " diester ", et dispositif electro-optique utilisant de tels cristaux liquides Granted FR2400545A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7725179A FR2400545A1 (fr) 1977-08-17 1977-08-17 Famille de cristaux liquides de type " diester ", et dispositif electro-optique utilisant de tels cristaux liquides
GB7833580A GB2003864B (en) 1977-08-17 1978-08-16 Liquid crystals
DE19782836086 DE2836086A1 (de) 1977-08-17 1978-08-17 Fluessige kristalle vom diestertyp und solche enthaltende elektro-optische vorrichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7725179A FR2400545A1 (fr) 1977-08-17 1977-08-17 Famille de cristaux liquides de type " diester ", et dispositif electro-optique utilisant de tels cristaux liquides

Publications (2)

Publication Number Publication Date
FR2400545A1 FR2400545A1 (fr) 1979-03-16
FR2400545B1 true FR2400545B1 (fr) 1980-12-26

Family

ID=9194573

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7725179A Granted FR2400545A1 (fr) 1977-08-17 1977-08-17 Famille de cristaux liquides de type " diester ", et dispositif electro-optique utilisant de tels cristaux liquides

Country Status (1)

Country Link
FR (1) FR2400545A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2419966A1 (fr) * 1978-03-17 1979-10-12 Thomson Csf Cristal liquide de type diester presentant une phase smectique, a basse frequence d'isotropie dielectrique, et dispositif de visualisation utilisant ce cristal
DE2967129D1 (en) * 1979-05-28 1984-08-30 Merck Patent Gmbh Liquid-crystal compositions
FR2561657B1 (fr) * 1984-03-20 1988-02-19 Thomson Csf Procede d'obtention d'un cristal liquide smectique c chiral ferroelectrique cristal liquide obtenu par ce procede et dispositif de visualisation utilisant ce cristal liquide
JPH07278545A (ja) * 1994-04-14 1995-10-24 Chisso Corp ネマテック液晶組成物

Also Published As

Publication number Publication date
FR2400545A1 (fr) 1979-03-16

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Legal Events

Date Code Title Description
ST Notification of lapse