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公开(公告)号:US07255811B2
公开(公告)日:2007-08-14
申请号:US10848385
申请日:2004-05-19
IPC分类号: C09K19/52 , C09K19/06 , C07C255/50
CPC分类号: C09K19/18 , C07C17/269 , C07C25/24 , C09K2019/181
摘要: Tolane compounds of the formula I wherein R1, R2, L1, L2 and L3 are as defined herein, are described. Further described are liquid-crystalline media comprising at least one tolane compound of formula I as well as liquid-crystal display elements containing such a liquid-crystalline medium.
摘要翻译: 具有式I的式I化合物,其中R 1,R 2,L 1,L 2和L 2 > 3 SUP>如本文所定义。 进一步描述了包含至少一种式I的甲苯化合物的液晶介质以及含有这种液晶介质的液晶显示元件。
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公开(公告)号:US20050104038A1
公开(公告)日:2005-05-19
申请号:US10981688
申请日:2004-11-05
申请人: Harald Hirschmann , Sabine Schoen
发明人: Harald Hirschmann , Sabine Schoen
CPC分类号: C09K19/02 , C09K19/42 , Y10T428/10
摘要: Disclosed are nematic liquid-crystal media which have an initial current density of 0.05 μA/cm2 or less and a threshold voltage of 1.0 V or less and their use in liquid-crystal displays, preferably TN or STN displays.
摘要翻译: 公开了初始电流密度为0.05μA/ cm 2以下且阈值电压为1.0V以下的向列型液晶介质及其在液晶显示器中的应用,优选为TN或STN 显示。
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公开(公告)号:US08609714B2
公开(公告)日:2013-12-17
申请号:US13202153
申请日:2010-02-16
申请人: Lars Lietzau , Louise Diane Farrand , Markus Czanta , Harald Hirschmann , Michael Wittek , Izumi Saito , Brigitte Schuler
发明人: Lars Lietzau , Louise Diane Farrand , Markus Czanta , Harald Hirschmann , Michael Wittek , Izumi Saito , Brigitte Schuler
IPC分类号: A61K31/381 , C07D333/28
CPC分类号: C09K19/3491 , C07D333/12 , C09K2019/0466
摘要: The invention relates to liquid-crystalline compounds of the formula I in which R1, R2, A1, A2, A3, A4, Z1, Z2, Z3, V, a, b and c have the meanings indicated in Claim 1, and to liquid-crystalline media comprising at least one compound of the formula I, and to electro-optical displays containing a liquid-crystalline medium of this type.
摘要翻译: 本发明涉及式Ⅰ的液晶化合物,其中R1,R2,A1,A2,A3,A4,Z1,Z2,Z3,V,a,b和c具有权利要求1所述的含义, 包含至少一种式I化合物的晶体介质和含有这种液晶介质的电光显示器。
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公开(公告)号:US06902777B2
公开(公告)日:2005-06-07
申请号:US10740601
申请日:2003-12-22
申请人: Harald Hirschmann , Eike Poetsch , Peer Kirsch , Sabine Schoen
发明人: Harald Hirschmann , Eike Poetsch , Peer Kirsch , Sabine Schoen
IPC分类号: G02F1/13 , C09K19/02 , C09K19/12 , C09K19/16 , C09K19/18 , C09K19/20 , C09K19/30 , C09K19/34 , C09K19/42 , C09K19/46 , C07D309/02 , C07D309/16
CPC分类号: C09K19/3402 , C09K19/0208 , C09K19/46 , C09K2019/0466 , C09K2019/3422 , Y10T428/10
摘要: A liquid-crystalline mediums which contain one or more compounds of the formula A and at least one compound of the formula B wherein compounds of formula A contain at least one ring selected from and in which Ra, Rb, ring A and ring B, Y, Z1, Z2, a, L1, L2, L3, L4, L5, L6, L7, L8 and L9 are as defined herein, are suitable for use in twisted nematic (TN) and supertwisted nematic (STN) liquid-crystal displays. Such displays have very short response times and good steepnesses and angle dependencies.
摘要翻译: 一种液晶介质,其含有一种或多种式A化合物和至少一种式B化合物,其中式A化合物含有至少一个选自下列的环:R a,R 环A和环B,Y,Z 1,Z 2,A,L 1,L L 2,L 3,L 4,L 5,L 6,L 5,L 5,L 6, 适用于扭曲向列(TN)和超扭曲向列型(STN)液体的液体,其中L,S,B, 晶体显示器。 这样的显示器具有非常短的响应时间和良好的陡度和角度依赖性。
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公开(公告)号:US06531194B2
公开(公告)日:2003-03-11
申请号:US09734197
申请日:2000-12-12
申请人: Harald Hirschmann
发明人: Harald Hirschmann
IPC分类号: C09K1930
CPC分类号: C09K19/46 , C09K19/0208 , Y10T428/10
摘要: The invention relates to supertwist liquid-crystal displays (SLCDs) having very short response times and good steepnesses and angular dependences and to the novel nematic liquid-crystal mixtures employed therein, which are distinguished by the fact that they comprise at least one compound of the formula IA and at least one compound of the formula IB and/or at least one compound of the formula IC in which Ra, Rb, Rc, Rd, Re, Y1, Y2, Y3, Y4, q and p are as defined above.
摘要翻译: 本发明涉及具有非常短的响应时间和良好的陡度和角度依赖性的超扭曲液晶显示器(SLCD)以及其中使用的新型向列型液晶混合物,其特征在于它们包含至少一种 式IA和至少一种式IB的化合物和/或至少一种式Ra的化合物,其中Ra,Rb,Rc,Rd,Re,Y1,Y2,Y3,Y4,q和p如上定义。
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公开(公告)号:US06514579B1
公开(公告)日:2003-02-04
申请号:US09608155
申请日:2000-06-30
申请人: Harald Hirschmann , Georg Weber
发明人: Harald Hirschmann , Georg Weber
IPC分类号: C09K1930
CPC分类号: C07C255/55 , C07C255/49 , C07C255/50 , C09K19/0208 , C09K19/42 , C09K19/46 , Y10T428/10
摘要: The invention relates to TN and STN displays having very short switching times and good steepness and angular dependence and to the novel nematic liquid crystal mixtures employed therein, which are distinguished by comprising at least one compound of formula IA, where R3 is an alkenyl group having from 2 to 7 C atoms, and comprising at least one compound of formula IB, where R1 and R2 each, independently of one another, are an alkyl, alkoxy or alkenyl group having from 1 to 12 C atoms, with the additional option of 1 or 2 non-adjacent CH2 groups being replaced by —O—, —CH═CH—, —CO—, —OCO— or —COO— in such a way that O atoms are not linked directly to one another, and L is H or F.
摘要翻译: 本发明涉及具有非常短的开关时间和良好的陡度和角度依赖性的TN和STN显示器以及其中使用的新型向列型液晶混合物,其特征在于包括至少一种式IA化合物,其中R 3是具有 2至7个C原子,并且包含至少一种式IB的化合物,其中R 1和R 2各自彼此独立地为具有1至12个C原子的烷基,烷氧基或烯基,附加选项为1或2 不相邻的CH2基团被-O - , - CH = CH-,-CO-,-OCO-或-COO-取代,使得O原子彼此不直接相连,并且L是H或F.
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公开(公告)号:US10214691B2
公开(公告)日:2019-02-26
申请号:US14740534
申请日:2015-06-16
申请人: Harald Hirschmann , Monika Bauer , Martina Windhorst , Marcus Reuter , Constanze Brocke , Rocco Fortte , Matthias Bremer , Sabine Schoen
发明人: Harald Hirschmann , Monika Bauer , Martina Windhorst , Marcus Reuter , Constanze Brocke , Rocco Fortte , Matthias Bremer , Sabine Schoen
IPC分类号: G02F1/1333 , C09K19/34 , C09K19/04 , C09K19/14 , C09K19/20 , C07C69/52 , C07C69/602 , C07D311/18 , C09K19/30 , C09K19/54 , G02F1/1362 , G02F1/137 , G02F1/1337 , C09K19/12 , C09K19/16
摘要: The invention relates to a liquid-crystalline medium which comprises at least one compound of the formula I, in which R1, R1*, Z1, Z2 and L1-3 have the meanings defined herein, and to the use thereof for an active-matrix display, in particular based on the VA, PSA, PS-VA, PALC, FFS, PS-FFS, PS-IPS or IPS effect.
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公开(公告)号:US20120261616A1
公开(公告)日:2012-10-18
申请号:US13517334
申请日:2010-11-29
申请人: Markus Czanta , Harald Hirschmann , Sven Baran , Lars Lietzau
发明人: Markus Czanta , Harald Hirschmann , Sven Baran , Lars Lietzau
IPC分类号: C07C43/225 , C09K19/12
CPC分类号: C09K19/20 , C09K19/3402 , C09K19/44 , C09K2019/0466 , C09K2019/3422
摘要: The present invention relates to dielectrically positive liquid-crystalline media comprising one or more compounds of the formula I in which the parameters have the respective meanings indicated in the specification, and optionally one or more further dielectrically positive compounds and optionally one or more further dielectrically neutral compounds, and to liquid-crystal displays containing these media, especially to active-matrix displays and in particular to TN, IPS and FFS displays.
摘要翻译: 本发明涉及包含一种或多种式I化合物的电介质正性液晶介质,其中参数具有说明书中指出的相应含义,以及任选的一种或多种其它介电阳性化合物和任选的一种或多种另外的介电中性 化合物,以及含有这些介质的液晶显示器,特别是有源矩阵显示器,特别是TN,IPS和FFS显示器。
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公开(公告)号:US08236390B2
公开(公告)日:2012-08-07
申请号:US12809828
申请日:2008-12-17
申请人: Harald Hirschmann , Michael Wittek , Sabine Schoen
发明人: Harald Hirschmann , Michael Wittek , Sabine Schoen
CPC分类号: C09K19/3402 , C09K2019/0466 , C09K2019/3422 , Y10T428/10
摘要: The invention relates to a liquid-crystalline medium based on a mixture of polar compounds, characterized in that it comprises one or more compounds of the formula I in which R1, X1, L1-5 have the meanings indicated in Claim 1, and to the use thereof for electro-optical purposes, in particular TN monitor applications.
摘要翻译: 本发明涉及一种基于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式I的化合物,其中R 1,X 1,L 1〜5具有权利要求1所示的含义, 用于电光目的,特别是TN监视应用。
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公开(公告)号:US20120001123A1
公开(公告)日:2012-01-05
申请号:US13202379
申请日:2010-02-03
申请人: Axel Jansen , Detlef Pauluth , Harald Hirschmann , Markus Czanta
发明人: Axel Jansen , Detlef Pauluth , Harald Hirschmann , Markus Czanta
IPC分类号: C09K19/34 , C07D333/12
CPC分类号: C07D333/12 , C09K19/3402 , C09K19/3491 , C09K19/44 , C09K2019/0448 , C09K2019/0466 , C09K2019/301 , C09K2019/3422 , Y10T428/10 , Y10T428/1036
摘要: The present invention relates to thiophene derivatives, to processes and intermediates for the preparation thereof, to the use thereof for optical, electro-optical and electronic purposes, in particular in liquid-crystal (LC) media and LC displays, and to LC media and LC displays comprising same.
摘要翻译: 本发明涉及噻吩衍生物,其制备方法和中间体,其用于光学,电光和电子目的,特别是液晶(LC)介质和LC显示器以及LC介质和 LC显示器包括相同的。
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