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公开(公告)号:US06596350B2
公开(公告)日:2003-07-22
申请号:US09985349
申请日:2001-11-02
IPC分类号: C09K1912
CPC分类号: C09K19/3001 , C09K19/12 , C09K19/3003 , C09K19/3028 , C09K19/3068 , C09K19/44 , C09K2019/3021 , 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, A1, Z1, Y and L are as defined herein.
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,A1,Z1,Y和L如本文所定义。
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公开(公告)号:US06592951B2
公开(公告)日:2003-07-15
申请号:US09814931
申请日:2001-03-23
申请人: Michael Heckmeier , Brigitte Schuler , Peer Kirsch , Eike Poetsch
发明人: Michael Heckmeier , Brigitte Schuler , Peer Kirsch , Eike Poetsch
IPC分类号: C09K1934
CPC分类号: C09K19/42 , C09K19/3402 , C09K2019/3422 , Y10T428/10
摘要: 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, A, L1, L2 and Y are as defined herein are suitable for use in liquid crystal displays such as MLC, TN or STN displays.
摘要翻译: 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,A,L1,L2和Y如本文所定义适用于液体 晶体显示器如MLC,TN或STN显示器。
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公开(公告)号:US6083573A
公开(公告)日:2000-07-04
申请号:US29390
申请日:1998-02-26
申请人: Kazuaki Tarumi , Brigitte Schuler , Eike Poetsch
发明人: Kazuaki Tarumi , Brigitte Schuler , Eike Poetsch
CPC分类号: C09K19/3402 , C09K19/42 , C09K2019/3422 , 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 ##STR1## in which R is H, an alkyl or alkenyl radical having 1 to 15 carbon atoms which is unsubstituted, monosubstituted by CN or CF.sub.3 or at least monosubstituted by halogen, it also being possible for one or more CH.sub.2 groups in these radicals to be replaced, in each case independently of one another, by --O--, --S-- ##STR2## --CO--, --CO--O--, --O--CO-- or --O--CO--O--in such a way that O atoms are not linked directly to one another,Y is F, Cl, halogenated alkyl, alkenyl or alkoxy having 1 to 6 carbon atoms, andL.sup.1 is F.
摘要翻译: PCT No.PCT / EP96 / 03636 371日期1998年2月26日 102(e)1998年2月26日PCT PCT 1996年8月19日PCT公布。 出版物WO97 / 09395 日期1997年3月13日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I的化合物,其中R为H,烷基或烯基 具有1至15个碳原子的基团,其是未取代的,被CN或CF 3单取代或至少被卤素单取代,也可以在这些基团中的一个或多个CH 2基团彼此独立地被 - O-,-S-CO-,-CO-O-,-O-CO-或-O-CO-O-,使得O原子彼此不直接连接,Y是F,Cl, 卤代烷基,烯基或具有1至6个碳原子的烷氧基,而L1为F.
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公开(公告)号:US5744060A
公开(公告)日:1998-04-28
申请号:US691234
申请日:1996-08-02
CPC分类号: C09K19/3098 , C09K19/30
摘要: 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 ##STR1## in which R, Y, L.sup.1 and L.sup.2 are as defined in claim 1.
摘要翻译: 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I的化合物,其中R,Y,L 1和L 2如权利要求1所定义。
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公开(公告)号:US20130119312A1
公开(公告)日:2013-05-16
申请号:US13812743
申请日:2011-07-01
申请人: Michael Wittek , Brigitte Schuler , Axel Jansen
发明人: Michael Wittek , Brigitte Schuler , Axel Jansen
IPC分类号: C09K19/34
CPC分类号: C09K19/3491 , C09K19/42 , C09K2019/0466 , C09K2019/122 , C09K2019/123 , C09K2019/3025 , Y10T428/10 , Y10T428/1036
摘要: The present invention relates to liquid-crystalline media (LC media) comprising thiophene derivatives and to liquid-crystal displays (LC displays) containing these LC media. The media have high optical anisotropy and preferably have a content of thiophene derivatives of 25% by weight or more.
摘要翻译: 本发明涉及包含噻吩衍生物的液晶介质(LC介质)和含有这些LC介质的液晶显示器(LC显示器)。 介质的光学各向异性高,优选噻吩衍生物的含量为25重量%以上。
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公开(公告)号:US20100308267A1
公开(公告)日:2010-12-09
申请号:US12865418
申请日:2009-01-15
CPC分类号: C09K19/20 , C09K19/42 , C09K2019/0466 , Y10T428/10 , Y10T428/1036
摘要: The present invention relates to dielectrically positive liquid-crystalline media comprising a dielectrically neutral or slightly positive component, component A, comprising one or more dielectrically neutral or slightly positive compounds of the formula I in which the parameters have the meaning indicated in the specification, and a dielectrically positive component, component B, comprising one or more dielectrically positive compounds, and optionally a second dielectrically neutral component, component C, and to liquid-crystal displays containing these media, especially active-matrix displays and in particular TN, IPS and FFS displays.
摘要翻译: 本发明涉及包含介电中性或轻微正成分的组分A的介电正极液晶介质,组分A包含一种或多种介电中性或略阳性的式I化合物,其中参数具有说明书中所示的含义,以及 包含一种或多种介电阳性化合物和任选的第二介电中性组分C组分的组分B和包含这些介质的液晶显示器,特别是活性基质显示器,特别是TN,IPS和FFS 显示。
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公开(公告)号:US07678432B2
公开(公告)日:2010-03-16
申请号:US11907326
申请日:2007-10-11
CPC分类号: C09K19/12 , C09K19/44 , C09K2019/0466 , C09K2019/124 , Y10T428/10
摘要: The invention relates to a liquid-crystalline medium, characterized in that it comprises one or more compounds of the formula I in which R1, R2 and X1-12 have the meanings indicated in Claim 1.
摘要翻译: 本发明涉及一种液晶介质,其特征在于它包含一种或多种式Ⅰ化合物,其中R1,R2和X1-12具有权利要求1所示的含义。
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公开(公告)号:US20090101869A1
公开(公告)日:2009-04-23
申请号:US12003073
申请日:2007-12-19
申请人: Markus Czanta , Michael Wittek , Lars Lietzau , Renate Bender , Brigitte Schuler
发明人: Markus Czanta , Michael Wittek , Lars Lietzau , Renate Bender , Brigitte Schuler
IPC分类号: C09K19/12
CPC分类号: C09K19/20 , C09K2019/0466 , Y10T428/10
摘要: The instant invention relates to dielectrically positive liquid crystalline media comprising a dielectrically positive component, component A, comprising a dielectrically positive compound of formula I wherein the parameters have the meaning given in the specification, and optionally a second dielectrically positive component, component B, comprising one or more dielectrically positive compounds having a dielectric anisotropy of more than 3 and optionally a dielectric neutral component, component C, as well as to liquid crystal displays comprising these media, especially to active matrix displays and in particular to TN and to IPS displays.
摘要翻译: 本发明涉及包含介电阳性组分组分A的介电阳性液晶介质,组分A包含式I的介电阳性化合物,其中参数具有说明书中给出的含义,以及任选的第二介电阳性组分B,包含 具有大于3的介电各向异性和任选的介电中性组分C组分的一种或多种介电性正的化合物,以及包括这些介质的液晶显示器,特别是对于有源矩阵显示器,特别是TN和IPS显示器。
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公开(公告)号:US07449222B2
公开(公告)日:2008-11-11
申请号:US11014185
申请日:2004-12-17
申请人: Michael Heckmeier , Melanie Klasen-Memmer , Georg Luessem , Eike Poetsch , Peer Kirsch , Marcus Reuter , Brigitte Schuler , Izumi Saito
发明人: Michael Heckmeier , Melanie Klasen-Memmer , Georg Luessem , Eike Poetsch , Peer Kirsch , Marcus Reuter , Brigitte Schuler , Izumi Saito
CPC分类号: C09K19/3402 , C09K19/42 , C09K2019/0466 , C09K2019/3422 , Y10T428/10
摘要: The invention relates to a liquid-crystalline medium based on a mixture of polar compounds of positive dielectric anisotropy, comprising at least one pyran compound of the formula I and one or more compounds selected from the group consisting of the compounds C1 to C9 in which R, R1, the rings A, B and P, L1, L2, X, X1, Z1, Z2, m and n are as defined in Claim 1, and to electro-optical displays containing a liquid-crystalline medium of this type.
摘要翻译: 本发明涉及一种基于正介电各向异性的极性化合物的混合物的液晶介质,其包含至少一种式I的吡喃化合物和一种或多种选自化合物C1至C9的化合物,其中R R 1,A,B和P,L 1,L 2,X,X 1, Z 1,Z 2,m和n如权利要求1所定义,以及含有这种液晶介质的电光显示器。
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公开(公告)号:US07442419B2
公开(公告)日:2008-10-28
申请号:US11684190
申请日:2007-03-09
申请人: Harald Hirschmann , Martina Weidner , Michael Wittek , Volker Reiffenrath , Brigitte Schuler , Markus Czanta , Renate Bender
发明人: Harald Hirschmann , Martina Weidner , Michael Wittek , Volker Reiffenrath , Brigitte Schuler , Markus Czanta , Renate Bender
CPC分类号: C09K19/42 , C09K19/20 , C09K19/3048 , C09K19/3066 , C09K19/3402 , C09K2019/0459 , C09K2019/0466 , C09K2019/3422 , Y10T428/10
摘要: Disclosed are a liquid-crystalline medium, the use thereof for electro-optical purposes, and displays containing this medium, characterised in that the medium contains one or more compounds of formula I and one or more compounds selected from compounds of formulae K-1 to K-11, containing a CF2O bridge.
摘要翻译: 公开了液晶介质,其用于电光学目的的用途和含有该介质的显示器,其特征在于所述介质含有一种或多种式I化合物和一种或多种选自式K-1至 K-11,含有CF 2 O桥。
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