FR2415133A2 - Nouvelle famille de cristaux liquides a grande anisotropie dielectrique negative, et dispositifs utilisant de tels cristaux - Google Patents

Nouvelle famille de cristaux liquides a grande anisotropie dielectrique negative, et dispositifs utilisant de tels cristaux

Info

Publication number
FR2415133A2
FR2415133A2 FR7801880A FR7801880A FR2415133A2 FR 2415133 A2 FR2415133 A2 FR 2415133A2 FR 7801880 A FR7801880 A FR 7801880A FR 7801880 A FR7801880 A FR 7801880A FR 2415133 A2 FR2415133 A2 FR 2415133A2
Authority
FR
France
Prior art keywords
crystals
devices
dielectric anisotropy
negative dielectric
large negative
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.)
Granted
Application number
FR7801880A
Other languages
English (en)
French (fr)
Other versions
FR2415133B2 (US07655688-20100202-C00086.png
Inventor
Alain Beguin
Jean-Claude Dubois
Annie Zann
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 FR7801880A priority Critical patent/FR2415133A2/fr
Priority to DE19792902490 priority patent/DE2902490A1/de
Priority to GB7902465A priority patent/GB2015510B/en
Priority to JP698479A priority patent/JPS5536464A/ja
Priority to US06/029,536 priority patent/US4235736A/en
Publication of FR2415133A2 publication Critical patent/FR2415133A2/fr
Application granted granted Critical
Publication of FR2415133B2 publication Critical patent/FR2415133B2/fr
Priority to JP15891583A priority patent/JPS6033822B2/ja
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)
  • Liquid Crystal Substances (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7801880A 1977-02-11 1978-01-24 Nouvelle famille de cristaux liquides a grande anisotropie dielectrique negative, et dispositifs utilisant de tels cristaux Granted FR2415133A2 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR7801880A FR2415133A2 (fr) 1978-01-24 1978-01-24 Nouvelle famille de cristaux liquides a grande anisotropie dielectrique negative, et dispositifs utilisant de tels cristaux
DE19792902490 DE2902490A1 (de) 1978-01-24 1979-01-23 Mesomorphe biphenylester und diese enthaltende gemische
GB7902465A GB2015510B (en) 1978-01-24 1979-01-24 Diphenylic carboxylic esters exhibiting a mesomorphic phase
JP698479A JPS5536464A (en) 1978-01-24 1979-01-24 Novel diphenylester showing liquid crystal phase
US06/029,536 US4235736A (en) 1977-02-11 1979-04-12 Diphenylic esters exhibiting mesomorphic phases
JP15891583A JPS6033822B2 (ja) 1978-01-24 1983-08-30 液晶相を示す新規ジフエニルエステル

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7801880A FR2415133A2 (fr) 1978-01-24 1978-01-24 Nouvelle famille de cristaux liquides a grande anisotropie dielectrique negative, et dispositifs utilisant de tels cristaux

Publications (2)

Publication Number Publication Date
FR2415133A2 true FR2415133A2 (fr) 1979-08-17
FR2415133B2 FR2415133B2 (US07655688-20100202-C00086.png) 1980-08-22

Family

ID=9203764

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7801880A Granted FR2415133A2 (fr) 1977-02-11 1978-01-24 Nouvelle famille de cristaux liquides a grande anisotropie dielectrique negative, et dispositifs utilisant de tels cristaux

Country Status (4)

Country Link
JP (2) JPS5536464A (US07655688-20100202-C00086.png)
DE (1) DE2902490A1 (US07655688-20100202-C00086.png)
FR (1) FR2415133A2 (US07655688-20100202-C00086.png)
GB (1) GB2015510B (US07655688-20100202-C00086.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0156726A1 (fr) * 1984-03-20 1985-10-02 Thomson-Csf Procédé d'obtention d'un cristal liquide smectique C chiral ferroélectrique, cristal liquide et dispositif de visualisation utilisant ce cristal liquide.

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2939782A1 (de) * 1979-09-07 1981-04-02 BBC AG Brown, Boveri & Cie., Baden, Aargau Aromatische verbindungen mit negativer dk-anisotropie
JPS56122334A (en) * 1980-02-29 1981-09-25 Chisso Corp Liquid crystal 4-alkylcyclohexyl ester
US4670581A (en) * 1983-01-27 1987-06-02 Sugai Chemical Industry Co., Ltd. Biphenyl compounds and process for producing the same
KR101431674B1 (ko) * 2013-01-07 2014-08-20 (주)플로닉스 불소수지 코팅층을 지닌 고무 다아이프램 및 그 제조방법

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0156726A1 (fr) * 1984-03-20 1985-10-02 Thomson-Csf Procédé d'obtention d'un cristal liquide smectique C chiral ferroélectrique, cristal liquide et dispositif de visualisation utilisant ce cristal liquide.

Also Published As

Publication number Publication date
JPS5536464A (en) 1980-03-14
JPS6033822B2 (ja) 1985-08-05
JPS5962550A (ja) 1984-04-10
GB2015510A (en) 1979-09-12
DE2902490A1 (de) 1979-07-26
FR2415133B2 (US07655688-20100202-C00086.png) 1980-08-22
GB2015510B (en) 1982-09-15

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