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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：US6028655A
公开(公告)日：2000-02-22
申请号：US961920
申请日：1997-10-31
CPC分类号： C09K19/42 , C09K19/0208 , C09K19/3001 , C09K19/46 , C09K2019/3004
摘要： The invention relates to TN liquid-crystal displays and supertwist liquid-crystal displays (SLCDs) having very short response times and good steepnesses and angle dependences, and to the novel nematic liquid-crystal mixtures used therein, which are distinguished by the fact that they comprise at least one compound o the formula IA ##STR1## and at least one compound of the formula IB ##STR2## in which R.sup.a, R.sup.b, R.sup.c, Ring A*, L, l and r are as defined in claim 1.
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TN液晶显示器和超扭曲液晶显示器（SLCD），以及其中使用的新型向列液晶混合物，其特征在于它们 包含至少一种式IA化合物和至少一种式IB的化合物，其中Ra，Rb，Rc，环A *，L，l和r如权利要求1所定义。
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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：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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公开(公告)号：US20070221880A1
公开(公告)日：2007-09-27
申请号：US11723190
申请日：2007-03-16
申请人： Markus Czanta , Harald Hirschmann , Peer Kirsch , Volker Reiffenrath , Marcus Reuter , Christian Hock , Sayuri Ogiri , Shinji Nakajima
发明人： Markus Czanta , Harald Hirschmann , Peer Kirsch , Volker Reiffenrath , Marcus Reuter , Christian Hock , Sayuri Ogiri , Shinji Nakajima
IPC分类号： C09K19/52
CPC分类号： C09K19/12 , C09K19/3066 , C09K19/3402 , C09K19/44 , C09K2019/0407 , C09K2019/0466 , C09K2019/123 , C09K2019/3019 , C09K2019/3025 , C09K2019/3422 , Y10T428/10
摘要： A dielectrically positive liquid crystalline media comprising: a first dielectrically positive component, component A, comprising a dielectrically neutral compound of formula I wherein the parameters have the meanings defined herein; 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 dielectrically neutral component, component C, comprising one or more dielectrically neutral compounds having a dielectric anisotropy in the range from −1.5 to 3, are suitable for use in liquid crystal displays, especially active matrix displays, and in particular TN and to IPS displays.
摘要翻译： 一种介电正极液晶介质，包括：第一介电阳极组分，组分A，其包含中性中性的式I化合物，其中参数具有本文定义的含义; 第二介电常数分量，组分B，其包含一种或多种介电各向异性大于3的介电性正的化合物; 以及任选的介电中性组分，包含一种或多种介电各向异性在-1.5至3范围内的介电中性化合物的组分C适用于液晶显示器，尤其是有源矩阵显示器，特别是TN和 IPS显示。
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公开(公告)号：US07220464B2
公开(公告)日：2007-05-22
申请号：US10777203
申请日：2004-02-13
CPC分类号： C09K19/3003 , C09K19/46 , C09K2019/2042 , C09K2019/3006 , C09K2019/301 , C09K2019/3021 , C09K2019/3063 , C09K2019/3075 , C09K2019/3083 , Y10T428/10 , Y10T428/1005
摘要： A nematic liquid-crystal mixture contains a compound of formula I in which R11 and R12 are as defined in the specification, and a liquid-crystal displays containing same.
摘要翻译： 向列液晶混合物含有式I化合物，其中R 11和R 12均如说明书中所定义，和含有它的液晶显示器。
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公开(公告)号：US06808763B2
公开(公告)日：2004-10-26
申请号：US10324009
申请日：2002-12-20
IPC分类号： C09K1934
CPC分类号： C09K19/42 , C09K19/3048 , C09K19/3402 , C09K2019/3422 , Y10T428/10
摘要： The invention relates to a liquid-crystalline medium which is characterized in that it comprises one or more compounds of the formula A and one more compounds of the formula B in which Ra, Rb, Rbb, x and L1 are as defined 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A的化合物和另外一种式Bin的化合物，其中R a，R b，R b，x和L ＆lt; 1＆gt;如权利要求1所述。
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公开(公告)号：US06649229B2
公开(公告)日：2003-11-18
申请号：US10326393
申请日：2002-12-23
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 herein.
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R 1，R a，R b，R c，R d，R e，Y 1， ，Y 2，Y 3，Y 4，q和p如本文所定义。
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公开(公告)号：US06497828B1
公开(公告)日：2002-12-24
申请号：US09624401
申请日：2000-07-24
申请人： Harald Hirschmann , Sven Schüpfer , Marcus Reuter
发明人： Harald Hirschmann , Sven Schüpfer , Marcus Reuter
IPC分类号： C09K1930
CPC分类号： C09K19/3001 , C09K19/04 , C09K19/3003 , C09K2019/0444 , Y10T428/10
摘要： The invention relates to nematic liquid-crystal compositions comprising bisalkenyl compounds of the formula Ia. in which R1 and R2, are each independently alkenyl having 2 to 8 carbon atoms, and Z2 is a single bond, —(CH2)2— or trans-CH═CH—. and to their use in plasma-addressed LCDs.
摘要翻译： 本发明涉及向列型液晶组合物，其包含式Ia.b的双链烯基化合物，其中R 1和R 2各自独立地为具有2至8个碳原子的烯基，Z 2为单键， - （CH 2）2 - 或反式-CH = CH和它们在等离子体寻址LCD中的应用。
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