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ATE125859T1 - Flüssigkristallzusammensetzung zur verwendung in einer verdrehten nematischen zelle. - Google Patents

Flüssigkristallzusammensetzung zur verwendung in einer verdrehten nematischen zelle.

Info

Publication number
ATE125859T1
ATE125859T1 AT90118589T AT90118589T ATE125859T1 AT E125859 T1 ATE125859 T1 AT E125859T1 AT 90118589 T AT90118589 T AT 90118589T AT 90118589 T AT90118589 T AT 90118589T AT E125859 T1 ATE125859 T1 AT E125859T1
Authority
AT
Austria
Prior art keywords
liquid crystal
crystal composition
group
twisted nematic
nematic cell
Prior art date
Application number
AT90118589T
Other languages
English (en)
Inventor
David Dr Coates
Robert William Dr Clemitson
Joachim Dr Krause
Hans-Adolf Dr Kurmeier
Dieter Dr Dorsch
Hans-Michael Dr Kompter
Thomas Dr Geelhaar
Eike Dr Poetsch
Ekkehard Dr Bartmann
Detlef Dr Pauluth
Reinhard Dr Hittich
Original Assignee
Merck Patent Gmbh
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
Priority claimed from GB898923579A external-priority patent/GB8923579D0/en
Priority claimed from GB898923578A external-priority patent/GB8923578D0/en
Application filed by Merck Patent Gmbh filed Critical Merck Patent Gmbh
Application granted granted Critical
Publication of ATE125859T1 publication Critical patent/ATE125859T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C43/00—Ethers; Compounds having groups, groups or groups
    • C07C43/02—Ethers
    • C07C43/20—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring
    • C07C43/205—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring the aromatic ring being a non-condensed ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C07C255/49—Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
    • C07C255/54—Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing cyano groups and etherified hydroxy groups bound to the carbon skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C331/00—Derivatives of thiocyanic acid or of isothiocyanic acid
    • C07C331/16—Isothiocyanates
    • C07C331/28—Isothiocyanates having isothiocyanate groups bound to carbon atoms of six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C43/00—Ethers; Compounds having groups, groups or groups
    • C07C43/02—Ethers
    • C07C43/20—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring
    • C07C43/225—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring containing halogen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/017—Esters of hydroxy compounds having the esterified hydroxy group bound to a carbon atom of a six-membered aromatic ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/62—Halogen-containing esters
    • C07C69/63—Halogen-containing esters of saturated acids
    • C07C69/635—Halogen-containing esters of saturated acids containing rings in the acid moiety
    • 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
    • C09K19/02—Liquid crystal materials characterised by optical, electrical or physical properties of the components, in general
    • C09K19/0208—Twisted Nematic (T.N.); Super Twisted Nematic (S.T.N.); Optical Mode Interference (O.M.I.)
    • 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
    • C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
    • C09K19/3001—Cyclohexane rings
    • 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
    • C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
    • C09K19/3001—Cyclohexane rings
    • C09K19/3066—Cyclohexane rings in which the rings are linked by a chain containing carbon and oxygen atoms, e.g. esters or ethers
    • 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
    • C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
    • C09K19/3001—Cyclohexane rings
    • C09K19/3066—Cyclohexane rings in which the rings are linked by a chain containing carbon and oxygen atoms, e.g. esters or ethers
    • C09K19/3068—Cyclohexane rings in which the rings are linked by a chain containing carbon and oxygen atoms, e.g. esters or ethers chain containing -COO- or -OCO- groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Liquid Crystal Substances (AREA)
  • Liquid Crystal (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
AT90118589T 1989-10-19 1990-09-27 Flüssigkristallzusammensetzung zur verwendung in einer verdrehten nematischen zelle. ATE125859T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB898923579A GB8923579D0 (en) 1989-10-19 1989-10-19 Liquid crystalline composition for the use in a twisted nematic cell
GB898923578A GB8923578D0 (en) 1989-10-19 1989-10-19 Cyclohexane derivatives

Publications (1)

Publication Number Publication Date
ATE125859T1 true ATE125859T1 (de) 1995-08-15

Family

ID=26296077

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90118589T ATE125859T1 (de) 1989-10-19 1990-09-27 Flüssigkristallzusammensetzung zur verwendung in einer verdrehten nematischen zelle.

Country Status (3)

Country Link
EP (1) EP0423520B1 (de)
AT (1) ATE125859T1 (de)
DE (1) DE69021316D1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4333837B4 (de) * 1993-10-05 2007-03-01 Merck Patent Gmbh 4-Fluorbenzole und ihre Verwendung in Flüssigkristallmischungen
DE4333838A1 (de) * 1993-10-05 1995-04-06 Hoechst Ag 3,4-Difluorbenzole und ihre Verwendung in Flüssigkristallmischungen
DE4334363A1 (de) * 1993-10-08 1995-04-13 Hoechst Ag 3,4,5-Trifluorbenzole und ihre Verwendung in Flüssigkristallmischungen
DE4335597A1 (de) * 1993-10-19 1995-04-20 Hoechst Ag 4-Trifluormethylbenzole und ihre Verwendung in Flüssigkristallmischungen
JP5315590B2 (ja) 2006-02-14 2013-10-16 Ｊｎｃ株式会社 液晶化合物、液晶組成物および液晶表示素子

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3225290A1 (de) * 1982-07-07 1984-01-12 Merck Patent Gmbh Ringverbindungen
US5238600A (en) * 1988-06-01 1993-08-24 Hoffmann-La Roche Inc. Ibimethylenoxy containing liquid crystal compounds

Also Published As

Publication number Publication date
EP0423520A2 (de) 1991-04-24
DE69021316D1 (de) 1995-09-07
EP0423520A3 (en) 1992-04-22
EP0423520B1 (de) 1995-08-02

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties