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公开(公告)号:US5397505A
公开(公告)日:1995-03-14
申请号:US182303
申请日:1994-01-18
申请人: Bernhard Rieger , Hiroki Yoshitake , Thomas Jacob , Herbert Plach , Ulrich Finkenzeller , Hans A. Kurmeier
发明人: Bernhard Rieger , Hiroki Yoshitake , Thomas Jacob , Herbert Plach , Ulrich Finkenzeller , Hans A. Kurmeier
CPC分类号: C09K19/3068 , C09K19/2007
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 r is o or 1, Q.sup.1 is --CH.sub.2 CH.sub.2 -- or a single bond, A is 1,4-phenylene or trans-1,4-cyclohexylene, L is H or F, R is alkyl, alkoxy, oxaalkyl, fluoroalkyl or alkenyl, in each case having up to 7 carbon atoms and X is F, CF.sub.3, or OCF.sub.2 H.
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r为0或1,Q1为 - CH 2 CH 2 - 或单键,A是1,4-亚苯基或反式-1,4-亚环己基,L是H或F,R是烷基,烷氧基,氧杂烷基,氟代烷基或烯基,在每种情况下具有至多7个碳原子 X为F,CF 3或OCF 2 H。
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公开(公告)号:US5286411A
公开(公告)日:1994-02-15
申请号:US687935
申请日:1991-06-05
申请人: Bernhard Rieger , Reinhard Hittich , Volker Reiffenrath , David Coates , Hans A. Kurmeier , Herbert Plach
发明人: Bernhard Rieger , Reinhard Hittich , Volker Reiffenrath , David Coates , Hans A. Kurmeier , Herbert Plach
CPC分类号: C09K19/3028 , C09K19/3001 , C09K19/44
摘要: The invention relates to a liquid-crystalline medium based on a mixture of polar compounds of positive dielectric anisotropy, characterized in that it contains one or more compounds of the general formula I ##STR1## in which L is H or F, X is F, Cl, CF.sub.3, OCF.sub.3 or OCHF.sub.2, 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,其含有一种或多种通式(I)的化合物,其中:L是H或F; X是F,C1,CF3,OCF3或OCHF2,R是具有至多7个C原子的烷基,氧杂 - 烷基,氟代烷基或烯基。
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公开(公告)号:US5389289A
公开(公告)日:1995-02-14
申请号:US201159
申请日:1994-02-24
CPC分类号: C09K19/42 , C09K19/3001 , C09K19/3003 , C09K2019/3021
摘要: The invention relates to a liquid-crystalline medium essentially comprisinga) 5-65% by weight of a component A, comprising two or more compounds selected from group A: ##STR1## b) 20-95% by weight of a component B comprising two or more compounds selected from group B: ##STR2## and c) 0-40% by weight of a component C, comprising one or more compounds having a clearing point above 170.degree. C., where R, X and Y each, independently of one another, have the following meanings:R is in each case alkyl, oxaalkyl, haloalkyl or alkenyl having up to 7 carbon atoms,X is F, Cl, CHF.sub.2, CF.sub.3, OCHF.sub.2 or OCF.sub.3, andY is H, F or Cl.
摘要翻译: 本发明涉及一种液晶介质,其基本上包含a)5-65重量%的组分A,其包含两种或更多种选自组A的化合物:图像A1,图像A3,图像A4 b)20-95重量%的组分B,其包含两种或更多种选自组B的化合物的组分B:组分C,其包含一种或多种具有透明点的化合物 其中R,X和Y各自独立地具有以下含义:R是在各种情况下都是具有至多7个碳原子的烷基,氧杂烷基,卤代烷基或烯基,X是F,Cl,CHF 2 ,CF 3,OCHF 2或OCF 3,Y是H,F或Cl。
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公开(公告)号:US5519525A
公开(公告)日:1996-05-21
申请号:US151667
申请日:1993-11-15
申请人: Georg Weber , Ludwig Pohl , Reinhard Hittich , Herbert Plach , Bernhard Scheuble , Takamasa Oyama , Bernhard Rieger , Hans A. Kurmeier , Ekkehard Bartmann
发明人: Georg Weber , Ludwig Pohl , Reinhard Hittich , Herbert Plach , Bernhard Scheuble , Takamasa Oyama , Bernhard Rieger , Hans A. Kurmeier , Ekkehard Bartmann
CPC分类号: C09K19/3001 , C09K19/02 , C09K19/42 , C09K2019/3027
摘要: The invention relates to a matrix liquid crystal display containing integrated non-linear elements and a liquid crystal mixture which has a particularly high resistivity.
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公开(公告)号:US5378395A
公开(公告)日:1995-01-03
申请号:US866398
申请日:1992-04-10
申请人: Georg Weber , Ludwig Pohl , Reinhard Hittich , Herbert Plach , Bernhard Scheuble , Takamasa Oyama , Bernhard Rieger , Hans A. Kurmeier , Ekkehard Bartmann
发明人: Georg Weber , Ludwig Pohl , Reinhard Hittich , Herbert Plach , Bernhard Scheuble , Takamasa Oyama , Bernhard Rieger , Hans A. Kurmeier , Ekkehard Bartmann
CPC分类号: C09K19/42 , C09K19/02 , C09K19/3001 , C09K2019/3027
摘要: The invention relates to a matrix liquid crystal display containing integrated non-linear elements and a liquid crystal mixture which has a particularly high resistivity.
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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:US5389295A
公开(公告)日:1995-02-14
申请号:US957051
申请日:1992-10-06
申请人: Andreas Wachtler , Reinhard Hittich , Eike Poetsch , Herbert Plach , David Coates , Ulrich Finkenzeller , Thomas Geelhaar , Volker Reiffenrath , Bernhard Rieger
发明人: Andreas Wachtler , Reinhard Hittich , Eike Poetsch , Herbert Plach , David Coates , Ulrich Finkenzeller , Thomas Geelhaar , Volker Reiffenrath , Bernhard Rieger
IPC分类号: G02F1/13 , C07C43/174 , C07C43/225 , C07C69/74 , C07C69/753 , C07C69/757 , C07C255/50 , C07C255/54 , C07C255/57 , C09K19/12 , C09K19/20 , C09K19/30 , C09K19/42 , C07C41/00
CPC分类号: C07C43/174 , C07C43/1742 , C07C43/1747 , C07C43/225 , C07C69/753 , C07C69/757 , C09K19/12 , C09K19/3003 , C07C2101/14 , C09K2019/3021
摘要: Benzene derivatives of the formula I ##STR1## in which n is 1 to 7, Q is --CO or --(CH.sub.2).sub.r --, where r is 1 to 5, s is 0, 1 or 2, t is 0 or 1, where s+t.gtoreq.1, X is F, Cl, --CF.sub.3, --CN, --OCF.sub.3 or --OCHF.sub.2, and Y, L and Z are each, independently of one another, H or F.
摘要翻译: 其中n为1至7,Q为-CO或 - (CH 2)r - 的式I
的苯衍生物,其中r为1至5,s为0,1或2,t为0或1, 其中s + t> / = 1,X是F,Cl,-CF 3,-CN,-OCF 3或-OCHF 2,Y,L和Z彼此独立地是H或F. -
公开(公告)号:US5811029A
公开(公告)日:1998-09-22
申请号:US387438
申请日:1995-02-13
申请人: Andreas Wachtler , Reinhard Hittich , Eike Poetsch , Herbert Plach , David Coates , Ulrich Finkenzeller , Thomas Geelhaar , Volker Reiffenrath , Bernhard Rieger
发明人: Andreas Wachtler , Reinhard Hittich , Eike Poetsch , Herbert Plach , David Coates , Ulrich Finkenzeller , Thomas Geelhaar , Volker Reiffenrath , Bernhard Rieger
IPC分类号: G02F1/13 , C07C43/174 , C07C43/225 , C07C69/74 , C07C69/753 , C07C69/757 , C07C255/50 , C07C255/54 , C07C255/57 , C09K19/12 , C09K19/20 , C09K19/30 , C09K19/42 , C07C255/00
CPC分类号: C07C43/174 , C07C43/1742 , C07C43/1747 , C07C43/225 , C07C69/753 , C07C69/757 , C09K19/12 , C09K19/3003 , C07C2101/14 , C09K2019/3021
摘要: Benzene derivatives of the formula I ##STR1## in which n is 1 to 7, Q is --CO or --(CH.sub.2).sub.r -- where r is 1 to 5, s is 0, 1 or 2, t is 0 or 1, where s+t.gtoreq.1, X is F, Cl, --CF.sub.3, --CN, --OCF.sub.3 or --OCHF.sub.2, and Y, L and Z are each, independently of one another, H or F.
摘要翻译: 式I的苯衍生物,其中n为1至7,Q为-CO或 - (CH 2)r-,其中r为1至5,s为0,1或2,t为0或1,其中 s + t> / = 1,X是F,Cl,-CF 3,-CN,-OCF 3或-OCHF 2,Y,L和Z彼此独立地为H或F.
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公开(公告)号:US5543077A
公开(公告)日:1996-08-06
申请号:US369483
申请日:1995-01-06
CPC分类号: C09K19/3003 , C09K19/3001 , C09K2019/3021
摘要: The invention relates to a nematic liquid-crystal composition especially for active matrix displays with high voltage holding ratio, good low temperature stability and without reversed domains.
摘要翻译: 本发明涉及一种特别用于具有高电压保持率,良好的低温稳定性和无反向畴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:US5409637A
公开(公告)日:1995-04-25
申请号:US842142
申请日:1992-03-23
CPC分类号: C09K19/3003 , C09K19/3001 , C09K2019/3021
摘要: The invention relates to a nematic liquid-crystal composition especially for active matrix displays with high voltage holding ratio, good low temperature stability and without reversed domains.
摘要翻译: PCT No.PCT / EP92 / 00291 Sec。 371日期:1992年3月23日 102(e)1992年3月23日PCT PCT 1992年2月11日PCT公布。 WO92 / 14800 PCT出版物 本发明涉及一种特别适用于具有高电压保持率,良好的低温稳定性和无反转畴的有源矩阵显示器的向列型液晶组合物。
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