DE68925987D1 - Mesomorphe Verbindung, diese enthaltende ferroelektrische Flüssigkristall-Zusammensetzung und ferroelektrische Flüssigkristall-Vorrichtung - Google Patents

Mesomorphe Verbindung, diese enthaltende ferroelektrische Flüssigkristall-Zusammensetzung und ferroelektrische Flüssigkristall-Vorrichtung

Info

Publication number
DE68925987D1
DE68925987D1 DE68925987T DE68925987T DE68925987D1 DE 68925987 D1 DE68925987 D1 DE 68925987D1 DE 68925987 T DE68925987 T DE 68925987T DE 68925987 T DE68925987 T DE 68925987T DE 68925987 D1 DE68925987 D1 DE 68925987D1
Authority
DE
Germany
Prior art keywords
liquid crystal
ferroelectric liquid
composition containing
mesomorphic compound
crystal composition
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
DE68925987T
Other languages
English (en)
Other versions
DE68925987T2 (de
DE68925987T3 (de
Inventor
Kenji Shinjo
Akio Joshida
Takashi Iwaki
Takao Takiguchi
Hiroyuki Kitayama
Kazuhara Katagiri
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.)
Canon Inc
Original Assignee
Canon Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27298579&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE68925987(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP1064775A external-priority patent/JP2872260B2/ja
Application filed by Canon Inc filed Critical Canon Inc
Publication of DE68925987D1 publication Critical patent/DE68925987D1/de
Publication of DE68925987T2 publication Critical patent/DE68925987T2/de
Application granted granted Critical
Publication of DE68925987T3 publication Critical patent/DE68925987T3/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D271/00—Heterocyclic compounds containing five-membered rings having two nitrogen atoms and one oxygen atom as the only ring hetero atoms
    • C07D271/02—Heterocyclic compounds containing five-membered rings having two nitrogen atoms and one oxygen atom as the only ring hetero atoms not condensed with other rings
    • C07D271/10—1,3,4-Oxadiazoles; Hydrogenated 1,3,4-oxadiazoles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D285/00—Heterocyclic compounds containing rings having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by groups C07D275/00 - C07D283/00
    • C07D285/01—Five-membered rings
    • C07D285/02—Thiadiazoles; Hydrogenated thiadiazoles
    • C07D285/04—Thiadiazoles; Hydrogenated thiadiazoles not condensed with other rings
    • C07D285/12—1,3,4-Thiadiazoles; Hydrogenated 1,3,4-thiadiazoles
    • 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
    • C09K19/345—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having nitrogen as hetero atom the heterocyclic ring being a six-membered aromatic ring containing two nitrogen atoms
    • 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
    • C09K19/345—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having nitrogen as hetero atom the heterocyclic ring being a six-membered aromatic ring containing two nitrogen atoms
    • C09K19/3455—Pyridazine
    • 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
    • C09K19/345—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having nitrogen as hetero atom the heterocyclic ring being a six-membered aromatic ring containing two nitrogen atoms
    • C09K19/3458—Uncondensed pyrimidines
    • C09K19/3463—Pyrimidine with a carbon chain containing at least one asymmetric carbon atom, i.e. optically active pyrimidines
    • 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
    • C09K19/3477—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having nitrogen as hetero atom the heterocyclic ring being a five-membered aromatic ring containing at least one nitrogen atom
    • C09K19/348—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having nitrogen as hetero atom the heterocyclic ring being a five-membered aromatic ring containing at least one nitrogen atom containing at least two nitrogen atoms
    • 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
    • C09K19/3491—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having sulfur as hetero atom
    • C09K19/3497—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having sulfur as hetero atom the heterocyclic ring containing sulfur and nitrogen atoms
    • 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
    • C09K19/42—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Liquid Crystal Substances (AREA)
DE68925987T 1988-03-28 1989-03-28 Mesomorphe Verbindung, diese enthaltende ferroelektrische Flüssigkristall-Zusammensetzung und ferroelektrische Flüssigkristall-Vorrichtung Expired - Fee Related DE68925987T3 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP7507888 1988-03-28
JP15767588 1988-06-24
JP1064775A JP2872260B2 (ja) 1988-03-28 1989-03-15 強誘電性液晶素子

Publications (3)

Publication Number Publication Date
DE68925987D1 true DE68925987D1 (de) 1996-04-25
DE68925987T2 DE68925987T2 (de) 1996-11-14
DE68925987T3 DE68925987T3 (de) 2002-07-18

Family

ID=27298579

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68925987T Expired - Fee Related DE68925987T3 (de) 1988-03-28 1989-03-28 Mesomorphe Verbindung, diese enthaltende ferroelektrische Flüssigkristall-Zusammensetzung und ferroelektrische Flüssigkristall-Vorrichtung

Country Status (3)

Country Link
US (1) US5034151A (de)
EP (1) EP0335348B2 (de)
DE (1) DE68925987T3 (de)

Families Citing this family (40)

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ES2069551T3 (es) * 1988-06-24 1995-05-16 Canon Kk Composicion de cristal liquido ferroelectrico quiral esmectico y dispositivo de cristal liquido que lo utiliza.
US5599479A (en) * 1988-06-24 1997-02-04 Canon Kabushiki Kaisha Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same
ES2058403T3 (es) * 1988-06-24 1994-11-01 Canon Kk Composicion de cristal liquido ferroelectrico quiral esmectico y dispositivo de cristal liquido que utiliza el mismo.
US5240637A (en) * 1988-06-24 1993-08-31 Canon Kabushiki Kaisha Ferroelectric chiral smectic liquid crystal composition and liquid crystal device using same
DE68927077T2 (de) * 1988-06-24 1997-02-13 Canon Kk Chirale smektische Flüssigkristallzusammensetzung und Vorrichtung mit dieser Zusammensetzung
ATE110762T1 (de) * 1988-06-24 1994-09-15 Canon Kk Ferroelektrische, chirale smektische flüssigkristallzusammensetzung und dieselbe verwendende vorrichtung.
DE68918358T2 (de) * 1988-06-24 1995-02-16 Canon Kk Ferroelektrische chirale smektische Flüssigkristallzusammensetzung und Vorrichtung mit dieser Zusammensetzung.
JP2801269B2 (ja) * 1989-07-10 1998-09-21 キヤノン株式会社 化合物およびこれを含む液晶組成物およびこれを使用した液晶素子
US5200109A (en) * 1989-09-22 1993-04-06 Canon Kabushiki Kaisha Mesomorphic compound, liquid crystal composition containing same and liquid crystal device using same
JPH03193774A (ja) * 1989-12-22 1991-08-23 Canon Inc 光学活性液晶化合物、これを含む液晶組成物およびこれを利用した液晶素子
US5143642A (en) * 1990-01-13 1992-09-01 Merck Patent Gesellschaft Mit Beschrankter Haftung Liquid-crystalline medium for electrooptical display elements based on the ECB effect
CA2034309C (en) * 1990-01-22 1997-04-01 Takashi Iwaki Mesomorphic compound, liquid crystal composition containing same, liquid crystal device using same and display apparatus
JP2941937B2 (ja) * 1990-01-25 1999-08-30 キヤノン株式会社 新規化合物、これを含む液晶組成物及びこれを使用した液晶素子並びに表示装置
JP2819332B2 (ja) * 1990-01-29 1998-10-30 キヤノン株式会社 液晶性化合物およびそれを含有する液晶組成物
DE4003012A1 (de) * 1990-02-02 1991-08-08 Hoechst Ag Geminale dimethylalkyl-verbindungen, verfahren zu ihrer herstellung und ihre verwendung in fluessigkristallinen mischungen
JP2857223B2 (ja) * 1990-05-02 1999-02-17 キヤノン株式会社 液晶性化合物、それを含有する液晶組成物およびそれを使用した液晶素子
US5413735A (en) * 1990-05-24 1995-05-09 Canon Kabushiki Kaisha Liquid crystal composition, liquid crystal device using the liquid crystal composition, and display method and apparatus using the liquid crystal composition and device
JP2691946B2 (ja) * 1990-05-28 1997-12-17 キヤノン株式会社 液晶性化合物、それを含有する液晶組成物およびそれを使用した液晶素子
JP2984322B2 (ja) * 1990-06-06 1999-11-29 キヤノン株式会社 液晶組成物およびこれを含む液晶素子
JP3060313B2 (ja) * 1990-06-08 2000-07-10 キヤノン株式会社 液晶性化合物およびこれを含む液晶組成物およびこれを使用した液晶素子
JP3048166B2 (ja) * 1990-06-12 2000-06-05 キヤノン株式会社 強誘電性液晶組成物
JP3176073B2 (ja) * 1990-06-19 2001-06-11 キヤノン株式会社 液晶素子
US5244595A (en) * 1990-07-16 1993-09-14 Canon Kabushiki Kaisha Mesomorphic compound and liquid crystal composition containing same for use in liquid crystal device and display apparatus
DE4023867A1 (de) * 1990-07-27 1992-01-30 Merck Patent Gmbh Ferroelektrische fluessigkristallanzeige
JP2872372B2 (ja) * 1990-09-04 1999-03-17 キヤノン株式会社 液晶性化合物、これを含む液晶組成物及びこれを利用した液晶素子
JPH04124190A (ja) * 1990-09-17 1992-04-24 Canon Inc 液晶性化合物、それを含有する液晶組成物およびそれを使用した液晶素子
JP2952053B2 (ja) * 1991-01-30 1999-09-20 キヤノン株式会社 光学活性化合物、これを含む液晶組成物、およびその使用方法、それを使用した液晶素子、表示装置
JP2941971B2 (ja) * 1991-02-13 1999-08-30 キヤノン株式会社 液晶組成物、それを有する液晶素子、それ等を用いた表示方法及び表示装置
JP2941972B2 (ja) * 1991-02-14 1999-08-30 キヤノン株式会社 液晶組成物、それを有する液晶素子、それ等を用いた表示方法及び表示装置
JP3005063B2 (ja) * 1991-02-20 2000-01-31 キヤノン株式会社 液晶組成物、それを有する液晶素子、それ等を用いた表示方法及び表示装置
JP2952075B2 (ja) * 1991-06-12 1999-09-20 キヤノン株式会社 液晶素子の製造法
TW211581B (de) * 1991-11-07 1993-08-21 Hoechst Ag
JP3039735B2 (ja) * 1991-11-12 2000-05-08 キヤノン株式会社 液晶性化合物、これを含む液晶組成物、それを有する液晶素子、それ等を用いた表示方法及び表示装置
DE69313179T2 (de) * 1992-05-26 1998-02-26 Canon Kk Flüssigkristallvorrichtung und -apparat
JP2952141B2 (ja) * 1993-01-08 1999-09-20 キヤノン株式会社 液晶性化合物、それを含む液晶組成物、及びこれを用いた液晶素子
JP3069004B2 (ja) * 1993-06-30 2000-07-24 チッソ株式会社 スメクチックｃ液晶組成物および液晶表示素子
DE19502178A1 (de) * 1994-01-27 1995-08-03 Hoechst Ag Thiadiazolderivate, Verfahren zu ihrer Herstellung und ihre Verwendung als Vorprodukte zur Herstellung von Flüssigkristallen
DE10001644A1 (de) 1999-01-19 2000-07-20 Clariant Gmbh Fluorierte Azole und ihre Verwendung in flüssigkristallinen Mischungen
US7604850B2 (en) 2005-08-24 2009-10-20 Kent State University Biaxial liquid crystal electro-optic devices
CN105936827A (zh) * 2015-12-16 2016-09-14 南开大学 一种盘状1,3,4-噁二唑类室温液晶二聚体及其制备方法

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Also Published As

Publication number Publication date
US5034151A (en) 1991-07-23
EP0335348B2 (de) 2002-02-27
DE68925987T2 (de) 1996-11-14
EP0335348A2 (de) 1989-10-04
EP0335348A3 (en) 1990-12-05
EP0335348B1 (de) 1996-03-20
DE68925987T3 (de) 2002-07-18

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8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8339 Ceased/non-payment of the annual fee