DE69427829T2 - Chirale nematische flüssigkristallzusammensetzungen - Google Patents

Chirale nematische flüssigkristallzusammensetzungen

Info

Publication number
DE69427829T2
DE69427829T2 DE69427829T DE69427829T DE69427829T2 DE 69427829 T2 DE69427829 T2 DE 69427829T2 DE 69427829 T DE69427829 T DE 69427829T DE 69427829 T DE69427829 T DE 69427829T DE 69427829 T2 DE69427829 T2 DE 69427829T2
Authority
DE
Germany
Prior art keywords
liquid crystal
nematic liquid
crystal compositions
chiral nematic
chiral
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 - Fee Related
Application number
DE69427829T
Other languages
English (en)
Other versions
DE69427829D1 (de
Inventor
H Chen
Hongqin Shi
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.)
University of Rochester
Original Assignee
University of Rochester
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 US08/153,570 external-priority patent/US5378393A/en
Application filed by University of Rochester filed Critical University of Rochester
Publication of DE69427829D1 publication Critical patent/DE69427829D1/de
Application granted granted Critical
Publication of DE69427829T2 publication Critical patent/DE69427829T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C09K19/34—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring
    • C09K19/3441—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having nitrogen as hetero atom
    • C09K19/3483—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having nitrogen as hetero atom the heterocyclic ring being a non-aromatic ring
    • 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
    • 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
    • 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
    • C09K19/32—Non-steroidal liquid crystal compounds containing condensed ring systems, i.e. fused, bridged or spiro ring systems

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)
DE69427829T 1993-11-16 1994-11-10 Chirale nematische flüssigkristallzusammensetzungen Expired - Fee Related DE69427829T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/153,570 US5378393A (en) 1993-11-16 1993-11-16 Glassy chiral nematic liquid crystalline compositions of low molar mass and optical devices formed from same
US08/274,909 US5514296A (en) 1993-11-16 1994-07-14 Glassy low molar mass chiral nematic liquid crystalline compositions and optical articles formed therefrom
PCT/US1994/013079 WO1995014067A1 (en) 1993-11-16 1994-11-10 Chiral nematic liquid crystalline compositions

Publications (2)

Publication Number Publication Date
DE69427829D1 DE69427829D1 (de) 2001-08-30
DE69427829T2 true DE69427829T2 (de) 2002-04-04

Family

ID=26850660

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69427829T Expired - Fee Related DE69427829T2 (de) 1993-11-16 1994-11-10 Chirale nematische flüssigkristallzusammensetzungen

Country Status (5)

Country Link
US (1) US5514296A (de)
EP (1) EP0729498B1 (de)
JP (1) JPH09505344A (de)
DE (1) DE69427829T2 (de)
WO (1) WO1995014067A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08254688A (ja) * 1995-03-16 1996-10-01 Toshiba Corp 液晶表示素子
JPH0929882A (ja) * 1995-07-20 1997-02-04 Nippon Oil Co Ltd 調光材料
GB9607259D0 (en) * 1996-04-01 1996-06-12 Secr Defence Liquid crystal macrocycles
US6103323A (en) * 1996-04-22 2000-08-15 Nitto Denko Corporation Circular dichroism optical element, apparatus thereof, and liquid crystal polymer
DE19620746A1 (de) * 1996-05-23 1997-11-27 Hoechst Ag Farbige Monomere enthaltende chirale cLCPs
TW373123B (en) * 1996-07-26 1999-11-01 Merck Patent Gmbh Combination of optical elements, means to produce substantially linear polarized light, optical retardation film and liquid crystal display device
US6643001B1 (en) 1998-11-20 2003-11-04 Revco, Inc. Patterned platelets
US6466297B1 (en) * 1999-07-02 2002-10-15 Merck Patent Geselleschaft Mit Beschrankter Haftung Method of preparing a broadband reflective polarizer
US6558572B2 (en) 1999-12-22 2003-05-06 University Of Rochester Glass-forming liquid crystalline compositions and optical devices formed therefrom
EP1650286B1 (de) * 2001-02-08 2008-04-30 Seimi Chemical Co., Ltd. Flüssigkristallzusammensetzung enthaltend optisch aktive Verbindung und flüssigkristallines elektrooptisches Element
WO2004083335A2 (en) * 2003-03-21 2004-09-30 University Of Rochester Glassy chiral-nematic liquid crystals and optical devices containing same
US20100025641A1 (en) * 2008-08-04 2010-02-04 Fujifilm Corporation Infrared region selective reflection coat and infrared region selective reflection film
US8562863B2 (en) * 2008-09-11 2013-10-22 The University Of Rochester Cholesteric glassy liquid crystals with hybrid chiral-nematic mesogens

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3711181A (en) * 1971-03-05 1973-01-16 Xerox Corp Optical notch filter
DE2831909A1 (de) * 1978-07-20 1980-02-07 Basf Ag Fluessig-kristalline polymerphase mit cholesterischer struktur, verfahren zu ihrer herstellung und ihre verwendung
DE3110048A1 (de) * 1981-03-16 1982-09-30 Consortium für elektrochemische Industrie GmbH, 8000 München "fluessigkristalline phasen aufweisende zusammensetzungen auf basis cyclischer organopolysiloxane, ihre herstellung und deren verwendung"
JPS62116629A (ja) * 1985-06-10 1987-05-28 Nippon Oil Co Ltd サ−モトロピツク・コレステリツク液晶性ポリペプチド
US4874678A (en) * 1987-12-10 1989-10-17 Westinghouse Electric Corp. Elongated solid electrolyte cell configurations and flexible connections therefor
US5332522A (en) * 1993-04-29 1994-07-26 The University Of Rochester Thermotropic chiral nematic liquid crystalline copolymers
US5378393A (en) * 1993-11-16 1995-01-03 The University Of Rochester Glassy chiral nematic liquid crystalline compositions of low molar mass and optical devices formed from same

Also Published As

Publication number Publication date
EP0729498A1 (de) 1996-09-04
JPH09505344A (ja) 1997-05-27
DE69427829D1 (de) 2001-08-30
EP0729498A4 (de) 1996-07-16
WO1995014067A1 (en) 1995-05-26
US5514296A (en) 1996-05-07
EP0729498B1 (de) 2001-07-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee