DE68925987D1 - Mesomorphe Verbindung, diese enthaltende ferroelektrische Flüssigkristall-Zusammensetzung und ferroelektrische Flüssigkristall-Vorrichtung - Google Patents
Mesomorphe Verbindung, diese enthaltende ferroelektrische Flüssigkristall-Zusammensetzung und ferroelektrische Flüssigkristall-VorrichtungInfo
- 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
Links
- 239000005262 ferroelectric liquid crystals (FLCs) Substances 0.000 title 2
- 150000001875 compounds Chemical class 0.000 title 1
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)
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE111504T1 (de) * | 1988-06-24 | 1994-09-15 | Canon Kk | Ferroelektrische chirale smektische flüssigkristallzusammensetzung und vorrichtung mit dieser zusammensetzung. |
ES2059631T3 (es) * | 1988-06-24 | 1994-11-16 | Canon Kk | Composicion de cristal liquido ferroelectrico quiral esmectico y dispositivo de cristal liquido que utiliza la misma. |
EP0352480B1 (de) * | 1988-06-24 | 1995-03-22 | Canon Kabushiki Kaisha | Ferroelektrische 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. |
US5599479A (en) * | 1988-06-24 | 1997-02-04 | 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 |
EP0351587B1 (de) * | 1988-06-24 | 1994-09-21 | Canon Kabushiki Kaisha | 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 |
US5458804A (en) * | 1992-05-26 | 1995-10-17 | Canon Kabushiki Kaisha | Liquid crystal composition, liquid crystal device and liquid crystal apparatus |
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 |
WO2007025111A1 (en) * | 2005-08-24 | 2007-03-01 | 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 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4020080A (en) * | 1974-07-01 | 1977-04-26 | Eastman Kodak Company | Oxadiazolylphenyl aromatic ester compounds and their use as ultraviolet stabilizer in organic compositions |
DD117014A1 (de) * | 1975-01-15 | 1975-12-12 | ||
DE3406209A1 (de) * | 1984-02-21 | 1985-08-29 | Basf Ag, 6700 Ludwigshafen | Azofarbstoffe und fluessigkristalline materialien, enthaltend diese farbstoffe |
JPS61246724A (ja) * | 1985-04-24 | 1986-11-04 | Canon Inc | 液晶装置 |
JPS61245142A (ja) * | 1985-04-23 | 1986-10-31 | Canon Inc | 液晶装置 |
JPS61246723A (ja) * | 1985-04-24 | 1986-11-04 | Canon Inc | 液晶装置 |
JPS61246722A (ja) * | 1985-04-24 | 1986-11-04 | Canon Inc | 液晶装置 |
JPS61249025A (ja) * | 1985-04-26 | 1986-11-06 | Canon Inc | 液晶装置 |
JPS61249024A (ja) * | 1985-04-26 | 1986-11-06 | Canon Inc | 液晶装置 |
DE3515373A1 (de) * | 1985-04-27 | 1986-11-06 | Merck Patent Gmbh, 6100 Darmstadt | Stickstoffhaltige heterocyclen |
DD240385A1 (de) * | 1985-08-26 | 1986-10-29 | Univ Halle Wittenberg | Anwendung ferroelektrischer fluessigkristalle |
DD240386B1 (de) * | 1985-08-26 | 1989-01-18 | Univ Halle Wittenberg | Verfahren zur herstellung von verzweigten acyclischen alpha-chlorcarbonsaeuren |
DD247694A1 (de) * | 1986-03-05 | 1987-07-15 | Martin Uther Uni Halle Wittenb | Kristallin-fluessige gemische |
DD247221A1 (de) * | 1986-03-05 | 1987-07-01 | Univ Halle Wittenberg | Verfahren zur herstellung 2,5-disubstituierter 1,3,4-thiadiazolderivate mit trans-cyclohexanstrukturfragmenten |
DD257638A1 (de) * | 1987-02-19 | 1988-06-22 | Univ Halle Wittenberg | Ferroelektrische fluessigkristalle |
DE3730859A1 (de) * | 1987-04-16 | 1989-03-30 | Merck Patent Gmbh | Thiazol- und thiadiazol-derivate enthaltende medien mit smektischer fluessigkristalliner phase |
DE3819972C2 (de) * | 1987-07-01 | 1997-04-10 | Samsung Electronic Devices | 2,5-disubstituierte 1,3,4-Thiadiazole mit ausgedehnten smektischen C-Phasen und Verwendung in flüssigkristallinen Mischungen |
-
1989
- 1989-03-27 US US07/329,316 patent/US5034151A/en not_active Expired - Lifetime
- 1989-03-28 DE DE68925987T patent/DE68925987T3/de not_active Expired - Fee Related
- 1989-03-28 EP EP89105489A patent/EP0335348B2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0335348A2 (de) | 1989-10-04 |
EP0335348B1 (de) | 1996-03-20 |
US5034151A (en) | 1991-07-23 |
EP0335348B2 (de) | 2002-02-27 |
DE68925987T2 (de) | 1996-11-14 |
DE68925987T3 (de) | 2002-07-18 |
EP0335348A3 (en) | 1990-12-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8366 | Restricted maintained after opposition proceedings | ||
8339 | Ceased/non-payment of the annual fee |