DE2850923C2 - Flüssige Kristalle - Google Patents

Flüssige Kristalle

Info

Publication number
DE2850923C2
DE2850923C2 DE2850923A DE2850923A DE2850923C2 DE 2850923 C2 DE2850923 C2 DE 2850923C2 DE 2850923 A DE2850923 A DE 2850923A DE 2850923 A DE2850923 A DE 2850923A DE 2850923 C2 DE2850923 C2 DE 2850923C2
Authority
DE
Germany
Prior art keywords
mixture
ecm
mol
properties
liquid crystal
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
DE2850923A
Other languages
German (de)
English (en)
Other versions
DE2850923A1 (de
Inventor
Jean Claude Remy les Chevreuse Dubois
Huu Tinh Massy Nguyen
Annie Paris 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
Publication of DE2850923A1 publication Critical patent/DE2850923A1/de
Application granted granted Critical
Publication of DE2850923C2 publication Critical patent/DE2850923C2/de
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00Liquid crystal materials
    • C09K19/04Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/06Non-steroidal liquid crystal compounds
    • C09K19/08Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/10Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
    • C09K19/20Non-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
    • C09K19/2007Non-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
    • C09K19/2014Non-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 containing additionally a linking group other than -COO- or -OCO-, e.g. -CH2-CH2-, -CH=CH-, -C=C-; containing at least one additional carbon atom in the chain containing -COO- or -OCO- groups, e.g. -(CH2)m-COO-(CH2)n-

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)
DE2850923A 1977-11-24 1978-11-24 Flüssige Kristalle Expired DE2850923C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7735357A FR2410037A1 (fr) 1977-11-24 1977-11-24 Cristal liquide a formule chimique contenant un noyau diphenylethane, et dispositif utilisant un tel cristal liquide

Publications (2)

Publication Number Publication Date
DE2850923A1 DE2850923A1 (de) 1979-05-31
DE2850923C2 true DE2850923C2 (de) 1985-01-03

Family

ID=9197999

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2850923A Expired DE2850923C2 (de) 1977-11-24 1978-11-24 Flüssige Kristalle

Country Status (5)

Country Link
US (1) US4212762A (enExample)
JP (1) JPS6059948B2 (enExample)
DE (1) DE2850923C2 (enExample)
FR (1) FR2410037A1 (enExample)
GB (1) GB2010272B (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3001661A1 (de) * 1979-12-17 1981-06-25 BBC AG Brown, Boveri & Cie., Baden, Aargau Anisotrope cyclohexylaether
NL8001556A (nl) * 1980-03-17 1981-10-16 Philips Nv Weergeefinrichting met vloeibaar kristal.
JPS58203942A (ja) * 1982-05-21 1983-11-28 Dainippon Ink & Chem Inc 新規ネマチツク液晶化合物
DE3332691A1 (de) * 1983-09-10 1985-03-28 Merck Patent Gmbh, 6100 Darmstadt Anisotrope verbindungen und fluessigkristallmischungen
DD245895A1 (de) * 1984-02-16 1987-05-20 Univ Halle Wittenberg Anwendung nematischer kristallin-fluessiger gemische
FR2561250B1 (fr) * 1984-03-16 1987-03-06 Thomson Csf Compose organique presentant une phase smectique a, melange comprenant ce compose et procede de fabrication
EP0164721A3 (en) * 1984-06-13 1986-02-26 Chisso Corporation Novel liquid crystal compound and liquid crystal composition containing same
FR2573086B1 (fr) * 1984-11-09 1986-12-12 Thomson Csf Compose organique presentant une phase smectique a, melange comprenant ce compose et procede de fabrication
DE3441937A1 (de) * 1984-11-16 1986-05-28 Bayer Ag, 5090 Leverkusen Fluessigkristallines material
US5082589A (en) * 1986-05-22 1992-01-21 Hoffmann-La Roche Inc. Liquid crystalline esters
DE3788243D1 (de) * 1986-05-22 1994-01-05 Hoffmann La Roche Flüssigkristalline Derivate von Phenylbenzoat.
FR2604440B1 (fr) * 1986-09-30 1988-11-10 Thomson Csf Polymeres mesomorphes a chaines laterales derives du 1-(phenyl)-2-(4-cyanophenyl) ethane
US6413448B1 (en) * 1999-04-26 2002-07-02 Displaytech, Inc. Cyclohexyl- and cyclohexenyl-substituted liquid crystals with low birefringence
US7195719B1 (en) 2001-01-03 2007-03-27 Displaytech, Inc. High polarization ferroelectric liquid crystal compositions
US6838128B1 (en) 2002-02-05 2005-01-04 Displaytech, Inc. High polarization dopants for ferroelectric liquid crystal compositions

Family Cites Families (4)

* 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
FR2288732A1 (fr) * 1974-10-22 1976-05-21 Merck Patent Gmbh Nouveaux esters biphenyliques, procede pour leur preparation et application comme constituants de cristaux liquides
DD115828A1 (enExample) 1974-10-30 1975-10-12
FR2297201A1 (fr) * 1975-01-10 1976-08-06 Thomson Csf Produits mesogenes pour cellules a cristal liquide, et procede de fabrication desdits produits

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NICHTS-ERMITTELT

Also Published As

Publication number Publication date
FR2410037B1 (enExample) 1981-08-28
DE2850923A1 (de) 1979-05-31
FR2410037A1 (fr) 1979-06-22
JPS5479185A (en) 1979-06-23
JPS6059948B2 (ja) 1985-12-27
GB2010272B (en) 1982-04-15
US4212762A (en) 1980-07-15
GB2010272A (en) 1979-06-27

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee