FR2357625B2 - - Google Patents

Info

Publication number
FR2357625B2
FR2357625B2 FR7620768A FR7620768A FR2357625B2 FR 2357625 B2 FR2357625 B2 FR 2357625B2 FR 7620768 A FR7620768 A FR 7620768A FR 7620768 A FR7620768 A FR 7620768A FR 2357625 B2 FR2357625 B2 FR 2357625B2
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
FR7620768A
Other languages
French (fr)
Other versions
FR2357625A2 (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 FR7620768A priority Critical patent/FR2357625A2/fr
Priority to GB1420077A priority patent/GB1537463A/en
Priority to DE19772715519 priority patent/DE2715519C2/de
Priority to JP3858177A priority patent/JPS52123392A/ja
Publication of FR2357625A2 publication Critical patent/FR2357625A2/fr
Priority to US05/913,106 priority patent/US4173545A/en
Application granted granted Critical
Publication of FR2357625B2 publication Critical patent/FR2357625B2/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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Liquid Crystal Substances (AREA)
FR7620768A 1976-04-06 1976-07-07 Cristal liquide a grande anisotropie dielectrique negative et dispositif de visualisation utilisant un tel cristal liquide Granted FR2357625A2 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR7620768A FR2357625A2 (fr) 1976-07-07 1976-07-07 Cristal liquide a grande anisotropie dielectrique negative et dispositif de visualisation utilisant un tel cristal liquide
GB1420077A GB1537463A (en) 1976-04-06 1977-04-04 Para-alkyl-phenyl substituted benzoyl oxybenzoates liquid crystal compositions thereof having high dielectric anisotropy and their use in electro-optical devices
DE19772715519 DE2715519C2 (de) 1976-04-06 1977-04-06 Phenolcarbonsäureester und deren Verwendung als Flüssigkristall mit stark negativer dielektrischer Anisotropie
JP3858177A JPS52123392A (en) 1976-04-06 1977-04-06 Liquid crystals having high negative dielectric anisotropy and mixture of said liquid crystals for improving dynamic scattering in electooptical apparatus and nematic liquid crystals
US05/913,106 US4173545A (en) 1976-04-06 1978-06-06 Liquid crystal with high negative dielectric anisotropy and mixtures of the same with nematic liquid crystals for improving dynamic scattering in electro-optic devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7620768A FR2357625A2 (fr) 1976-07-07 1976-07-07 Cristal liquide a grande anisotropie dielectrique negative et dispositif de visualisation utilisant un tel cristal liquide

Publications (2)

Publication Number Publication Date
FR2357625A2 FR2357625A2 (fr) 1978-02-03
FR2357625B2 true FR2357625B2 (OSRAM) 1980-05-30

Family

ID=9175361

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7620768A Granted FR2357625A2 (fr) 1976-04-06 1976-07-07 Cristal liquide a grande anisotropie dielectrique negative et dispositif de visualisation utilisant un tel cristal liquide

Country Status (1)

Country Link
FR (1) FR2357625A2 (OSRAM)

Families Citing this family (2)

* 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
JPS57501282A (OSRAM) * 1980-08-22 1982-07-22

Also Published As

Publication number Publication date
FR2357625A2 (fr) 1978-02-03

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