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公开(公告)号:US5714087A
公开(公告)日:1998-02-03
申请号:US591659
申请日:1996-02-12
申请人: Axel Pausch , Akihiro Kojima , Matthias Bremer , Hideo Ichinose , Michael Junge , Hiroshi Numata , Volker Reiffenrath , Bernhard Rieger , Atsusi Sawada , Kazuaki Tarumi , Georg Weber
发明人: Axel Pausch , Akihiro Kojima , Matthias Bremer , Hideo Ichinose , Michael Junge , Hiroshi Numata , Volker Reiffenrath , Bernhard Rieger , Atsusi Sawada , Kazuaki Tarumi , Georg Weber
IPC分类号: G02F1/133 , C07C255/50 , C07C255/54 , C09K19/02 , C09K19/12 , C09K19/42 , C09K19/44 , C09K19/46 , C09K19/58 , G02F1/13 , C09K19/52 , C09K19/20 , C09K19/30
CPC分类号: C09K19/0208 , C09K19/12 , C09K19/44 , C09K19/46 , C09K19/58
摘要: The invention relates to improved STN displays of which the nematic liquid crystalline medium comprises compounds of formulae I1, I2, II1 and/or III1 ##STR1## wherein R.sup.3 and R.sup.4 are each independently alkyl with 1 to 8 C atoms, ##STR2## wherein R.sup.1 is alkyl or alkoxy with 1 to 8 C atoms, ##STR3## wherein R2 is oxaalkyl, alkenyl with up to 8 C atoms.
摘要翻译: PCT No.PCT / EP94 / 02494 371日期:1996年2月12日 102(e)日期1996年2月12日PCT提交1994年7月28日PCT公布。 出版物WO94 / 04789 日期1995年2月16日本发明涉及改进的STN显示器,其中向列液晶介质包含式I 1,I 2,II 1和/或III 1的化合物,其中R 3和R 4各自独立地为烷基, 至8个C原子,其中R 1是具有1至8个C原子的烷基或烷氧基,其中R 2是氧杂烷基,具有至多8个C原子的链烯基。
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公开(公告)号:US06406761B1
公开(公告)日:2002-06-18
申请号:US09626742
申请日:2000-07-26
申请人: Kazuaki Tarumi , Brigitte Schuler , Michael Schwarz , Hideo Ichinose , Yasuyoshi Namiki , Akiko Takashima , Hiroshi Numata
发明人: Kazuaki Tarumi , Brigitte Schuler , Michael Schwarz , Hideo Ichinose , Yasuyoshi Namiki , Akiko Takashima , Hiroshi Numata
IPC分类号: C09K1930
CPC分类号: C09K19/3001 , C07C69/753 , C07C2601/14 , C09K19/3068 , Y10T428/10
摘要: The invention relates to a liquid-crystalline medium based on a mixture of polar compounds having positive dielectric anisotropy, characterized in that it comprises one or more compounds of the general formula I in which R, Y and L1 are as defined in claim 1.
摘要翻译: 本发明涉及一种基于具有正介电各向异性的极性化合物的混合物的液晶介质,其特征在于其包含一种或多种通式Iin的化合物,其中R,Y和L 1如权利要求1所定义。
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公开(公告)号:US5308543A
公开(公告)日:1994-05-03
申请号:US845110
申请日:1992-03-03
申请人: Kei Sasaki , Masako Okada , Shuichi Kohzaki , Fumiaki Funada , Bernhard Rieger , Hiroshi Numata , Reinhard Hittich , Herbert Plach , Thomas Geelhaar , Eike Poetsch , Volker Reiffenrath
发明人: Kei Sasaki , Masako Okada , Shuichi Kohzaki , Fumiaki Funada , Bernhard Rieger , Hiroshi Numata , Reinhard Hittich , Herbert Plach , Thomas Geelhaar , Eike Poetsch , Volker Reiffenrath
CPC分类号: C09K19/3001
摘要: The invention relates to a nematic liquid-crystal composition for active matrix displays with high voltage holding ratio and extremely good low temperature stability.
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公开(公告)号:US5330679A
公开(公告)日:1994-07-19
申请号:US845108
申请日:1992-03-03
申请人: Kei Sasaki , Masako Okada , Shuichi Kohzaki , Fumiaki Funada , Bernhard Rieger , Hiroshi Numata , Reinhard Hittich , Herbert Plach , Thomas Geelhaar , Eike Poetsch , Volker Reiffenrath
发明人: Kei Sasaki , Masako Okada , Shuichi Kohzaki , Fumiaki Funada , Bernhard Rieger , Hiroshi Numata , Reinhard Hittich , Herbert Plach , Thomas Geelhaar , Eike Poetsch , Volker Reiffenrath
IPC分类号: C09K19/30
CPC分类号: C09K19/3003 , C09K19/3001
摘要: The invention relates to a nematic liquid-crystal composition for active matrix displays with high voltage holding ratio and extremely good low temperature stability.
摘要翻译: 本发明涉及具有高电压保持率和极好的低温稳定性的有源矩阵显示器的向列型液晶组合物。
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公开(公告)号:US06506462B1
公开(公告)日:2003-01-14
申请号:US09011264
申请日:1998-01-30
申请人: Kazuaki Tarumi , Brigitte Schuler , Michael Schwarz , Hideo Ichinose , Yasuyoshi Namiki , Akiko Takashima , Hiroshi Numata
发明人: Kazuaki Tarumi , Brigitte Schuler , Michael Schwarz , Hideo Ichinose , Yasuyoshi Namiki , Akiko Takashima , Hiroshi Numata
IPC分类号: C09K1930
CPC分类号: C09K19/3001 , C07C69/753 , C07C2601/14 , C09K19/3068 , Y10T428/10
摘要: The invention relates to a liquid-crystalline medium based on a mixture of polar compounds having positive dielectric anisotropy, characterized in that it comprises one or more compounds of the general formula I in which R, Y and L1 are as defined therein.
摘要翻译: 本发明涉及一种基于具有正介电各向异性的极性化合物的混合物的液晶介质,其特征在于其包含一种或多种通式Iin的化合物,其中R,Y和L 1如所定义。
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公开(公告)号:US5480581A
公开(公告)日:1996-01-02
申请号:US224377
申请日:1994-04-07
申请人: Herbert Plach , Ulrich Finkenzeller , Volker Reiffenrath , Eike Poetsch , Bernhard Rieger , Hiroshi Numata
发明人: Herbert Plach , Ulrich Finkenzeller , Volker Reiffenrath , Eike Poetsch , Bernhard Rieger , Hiroshi Numata
CPC分类号: C09K19/3003 , C09K19/3001 , C09K19/44 , C09K2019/3021
摘要: The invention relates to a liquid-crystalline medium based on a mixture of polar compounds having positive dielectric anisotropy, characterized in that it contains one or more compounds of the general formula I ##STR1## in which X is fluorine, chlorine, CF.sub.3, OCF.sub.3 or OCHF.sub.2, ring A is trans-1,4-cyclohexylene or 1,4-phenylene, and R is alkyl, oxaalkyl, fluoroalkyl or alkenyl, in each case having up to 7 carbon atoms.
摘要翻译: 本发明涉及一种基于具有正介电各向异性的极性化合物的混合物的液晶介质,其特征在于其含有一种或多种通式I的化合物,其中X为氟,氯,CF 3,OCF 3 或OCHF 2,环A为反式-1,4-亚环己基或1,4-亚苯基,R为烷基,氧杂烷基,氟代烷基或烯基,每种情况下具有至多7个碳原子。
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公开(公告)号:US5374374A
公开(公告)日:1994-12-20
申请号:US774919
申请日:1991-10-11
IPC分类号: C09K19/02 , C09K19/30 , C09K19/42 , C09K19/46 , G02F1/13 , G02F1/133 , G09F9/35 , C09K19/34 , C09K19/52
CPC分类号: C09K19/42 , C09K19/0208 , C09K19/3001 , C09K19/3059 , C09K19/46 , C09K2019/3027 , C09K2019/3036 , C09K2019/3063
摘要: Supertwist liquid-crystal displays having excellent properties are obtained using a nematic liquid-crystal mixture based on component A which containsone or more compounds of the formula IIa or IIb: ##STR1## one or more compounds of the formulae IIc to IIe: ##STR2## and one or more compounds of the formulae IIf to ##STR3## in which R, L.sup.1 and L.sup.2 and X are as defined herein.
摘要翻译: 使用包含一种或多种式IIa或IIb化合物的组分A的向列型液晶混合物得到具有优异性能的超扭曲液晶显示器:式IIc至IIe的nds:IId:IId IIe和一种或多种式IIf化合物,其中R,L1和L2和X如所定义,其中R 1,R 2和X 2定义如上。 这里。
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公开(公告)号:US5279763A
公开(公告)日:1994-01-18
申请号:US755226
申请日:1991-09-05
申请人: Kei Sasaki , Masako Okada , Shuichi Kohzaki , Fumiaki Funada , Hiroshi Numata , Shohei Naemura , Bernhard Rieger , Herbert Plach
发明人: Kei Sasaki , Masako Okada , Shuichi Kohzaki , Fumiaki Funada , Hiroshi Numata , Shohei Naemura , Bernhard Rieger , Herbert Plach
CPC分类号: C09K19/3001
摘要: A nematic liquid-crystal composition for active matrix displays has a high voltage holding ratio and extremely good low temperature stability.
摘要翻译: 用于有源矩阵显示器的向列液晶组合物具有高电压保持率和极好的低温稳定性。
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公开(公告)号:US5753142A
公开(公告)日:1998-05-19
申请号:US776503
申请日:1997-01-27
申请人: Herbert Plach , Ekkehard Bartmann , Eike Poetsch , Syuichi Kozaki , Kazuyoshi Fujioka , Masako Nakamura , Hiroshi Numata , Hideo Ichinose
发明人: Herbert Plach , Ekkehard Bartmann , Eike Poetsch , Syuichi Kozaki , Kazuyoshi Fujioka , Masako Nakamura , Hiroshi Numata , Hideo Ichinose
CPC分类号: C09K19/42
摘要: A nematic liquid-crystal composition for active matrix displays with high voltage holding ratio, an optical birefringence an in the range from 0.12 to 0.13 and a low threshold voltage.
摘要翻译: PCT No.PCT / EP96 / 04787 Sec。 371日期1997年1月27日 102(e)日期1997年1月27日PCT提交1996年2月17日PCT公布。 公开号WO96 / 41847 日期:1996年12月27日用于具有高电压保持率的有源矩阵显示器的向列型液晶组合物,光学双折射a在0.12至0.13的范围内和低阈值电压。
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10.
公开(公告)号:US5431850A
公开(公告)日:1995-07-11
申请号:US286956
申请日:1994-08-08
申请人: Masako Nakamura , Kei Sasaki , Shuichi Kohzaki , Fumiaki Funada , Hiroshi Numata , Hideo Ichinose , Herbert Plach , Eike Poetsch
发明人: Masako Nakamura , Kei Sasaki , Shuichi Kohzaki , Fumiaki Funada , Hiroshi Numata , Hideo Ichinose , Herbert Plach , Eike Poetsch
CPC分类号: C09K19/3003 , C09K19/3001
摘要: The invention relates to a nematic liquid-crystal composition for active matrix displays with high voltage holding ratio and extremely good low temperature stability.
摘要翻译: 本发明涉及具有高电压保持率和极好的低温稳定性的有源矩阵显示器的向列型液晶组合物。
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