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公开(公告)号:US06821582B2
公开(公告)日:2004-11-23
申请号:US10205491
申请日:2002-07-26
申请人: Harald Hirschmann , Volker Reiffenrath , Marcus Reuter , Sabine Schoen , Sven Schüpfer , Clarissa Weller
发明人: Harald Hirschmann , Volker Reiffenrath , Marcus Reuter , Sabine Schoen , Sven Schüpfer , Clarissa Weller
IPC分类号: C09K1930
CPC分类号: C09K19/42 , C07D239/26 , C07D319/06 , C09K19/0403 , C09K19/3402 , C09K19/3469 , C09K19/44 , C09K19/46 , C09K2019/0444 , C09K2019/183 , C09K2019/3063 , C09K2019/3422 , Y10T428/10
摘要: A liquid-crystalline mixture that contains one or more compounds of each of the formulae IA, IB and IC and to the use thereof in TN, STN and IPS displays.
摘要翻译: 含有一种或多种式IA,IB和IC的化合物的液晶混合物及其在TN,STN和IPS显示器中的应用。
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公开(公告)号:US06569503B1
公开(公告)日:2003-05-27
申请号:US09563905
申请日:2000-05-04
IPC分类号: C09K1930
CPC分类号: C09K19/0208 , C09K19/46 , Y10T428/10
摘要: The invention relates to supertwist liquid-crystal displays (SLCDs) having very short response times and good steepnesses and angle dependencies, and to the novel nematic liquid-crystal mixtures used therein, which are distinguished in 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, Z, L, q and c have the meaning given.
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Ic的化合物,其中Ra,Rb,Rc,Rd,Re,Z,L,q和c具有给定的含义。
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公开(公告)号:US06183821B2
公开(公告)日:2001-02-06
申请号:US09200463
申请日:1998-11-27
IPC分类号: C09K1934
CPC分类号: C07C13/28 , C07C2601/14 , C09K19/3059 , C09K19/42 , Y10T428/10
摘要: Supertwist liquid-crystal displays (SLCDs) with outstanding properties are obtained if the nematic liquid-crystal mixtures used therein comprise one or more compounds of the formula IA and one or more compounds of the formula IB Ra is alkyl, alkoxy, alkenyl or alkenyloxy having 1 to 12 carbon atoms, Rb is alkyl or alkoxy having 1 to 5 carbon atoms, Z is —COO —CH2CH2— or a single bond, and are each, independently of one another, and one of the rings may alternatively be R3 is an alkenyl group having 2 to 7 carbon atoms, R4 is as defined for Ra in the formula IA, and c is 0 or 1.
摘要翻译: 如果其中使用的向列型液晶混合物包含一种或多种式IA化合物,并且一种或多种式IBRa的化合物是具有1至6个碳原子的烷基,烷氧基,链烯基或烯氧基,则获得具有突出特性的超扭曲液晶显示器(SLCD) 12个碳原子,R b是具有1至5个碳原子的烷基或烷氧基,Z是-COO -CH 2 CH 2 - 或单键,并且各自彼此独立地,并且一个环可以是R 3是具有 2至7个碳原子,R 4如式IA中的R a所定义,并且c为0或1。
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公开(公告)号:US6056894A
公开(公告)日:2000-05-02
申请号:US30921
申请日:1998-02-26
IPC分类号: G02F1/13 , C09K19/02 , C09K19/30 , C09K19/34 , C09K19/42 , C09K19/46 , C09K19/12 , G02F1/1333
CPC分类号: C09K19/3001 , C09K19/0208 , C09K19/46
摘要: TN liquid-crystal displays and supertwist liquid-crystal displays (SLCDs) having very short response times and good steepnesses and angle dependencies are obtained by using nematic liquid-crystal mixtures which comprise at least one compound of formula IA ##STR1## and at least one compound of the formula IB ##STR2## in which R.sup.a, R.sup.b, R.sup.c, L and r are as defined herein.
摘要翻译: 通过使用包含至少一种式IA化合物的至少一种化合物的向列液晶混合物,获得具有非常短的响应时间和良好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) 其中Ra,Rb,Rc,L和r如本文所定义的式IB。
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公开(公告)号:US5997767A
公开(公告)日:1999-12-07
申请号:US122885
申请日:1998-07-28
IPC分类号: G02F1/13 , C09K19/02 , C09K19/12 , C09K19/14 , C09K19/18 , C09K19/20 , C09K19/30 , C09K19/42 , C09K19/44 , C09K19/46 , C09K19/06
CPC分类号: C09K19/0208 , C09K19/3001 , C09K19/3003 , C09K19/46 , C09K2019/3021 , C09K2019/3025
摘要: The invention relates to supertwist liquid-crystal displays (SLCDs) having very short response times and good steepnesses and angle dependences, and to the nematic liquid-crystal mixtures according to the invention used 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 ##STR1## in which R, R.sup.3, R.sup.4 and C 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),以及根据本发明使用的向列型液晶混合物,其特征在于它们至少包括 一种式IA化合物和至少一种其中R,R 3,R 4和C如本文所定义的式IB化合物。
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公开(公告)号:US5976404A
公开(公告)日:1999-11-02
申请号:US980350
申请日:1997-11-28
IPC分类号: G02F1/13 , C07C69/753 , C07C69/76 , C07C255/50 , C07C255/55 , C09K19/02 , C09K19/30 , C09K19/46 , C09K19/52 , C09K19/20
CPC分类号: C09K19/46 , C07C255/50 , C07C255/55 , C07C69/753 , C07C69/76 , C09K19/0208
摘要: Supertwist liquid-crystal displays having excellent properties are obtained if the nematic liquid-crystal mixture comprises at least one compound of the formula I ##STR1## and at least one compound of the formula I' ##STR2## in which Alkenyl is an alkenyl radical having 2 to 7 carbon atoms,R is an alkyl group having 1 to 12 carbon atoms, in which, in addition, one or two non-adjacent CH.sub.2 groups may be replaced by --O--, --CH.dbd.CH--, --CO--, --OCO-- or --COO--,b is 0 or 1, andL.sup.2 is H or F.
摘要翻译: 如果向列液晶混合物包含至少一种式I化合物和至少一种式I'in化合物,其中烯基是具有2至7个碳原子的烯基,则获得具有优异性能的超扭曲液晶显示器, R是具有1至12个碳原子的烷基,此外,一个或两个不相邻的CH 2基团可以被-O - , - CH = CH - , - CO-,-OCO-或-COO - ,b为0或1,L2为H或F.
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公开(公告)号:US6063456A
公开(公告)日:2000-05-16
申请号:US127808
申请日:1998-08-03
CPC分类号: C09K19/42 , C09K19/0208 , C09K19/3461 , Y10T428/10
摘要: Supertwist liquid-crystal displays (SLCDs) with outstanding properties are obtained if the nematic liquid-crystal mixtures used therein comprise at least one compound selected from the formulae 1A and 1B ##STR1## and at least one compound of the formula 1C ##STR2## in which R.sup.a is alkyl, alkoxy, alkenyl or alkenyloxy having 1 to 12 carbon atoms,R.sup.b is alkyl or alkoxy having 1 to 5 carbon atoms,Z is --COO--, --CH.sub.2 CH.sub.2 -- or a single bond, andL.sup.a, L.sup.b, L.sup.c, L.sup.d, L.sup.e, L.sup.f, L.sup.g, and L.sup.h in each case independently of one another are H or F,with the proviso that the 1,4-phenylene rings carry not more than 2 fluorine atoms per ring,R.sup.3 is an alkenyl group having 2 to 7 carbon atoms,R.sup.4 is R.sup.a or R.sup.3 andc is 0 or 1.
摘要翻译: 如果其中使用的向列液晶混合物包含至少一种选自式1A和1B的化合物和至少一种其中R a是烷基的烷氧基的式1C化合物,则获得具有突出特性的超扭曲液晶显示器(SLCD) ,具有1至12个碳原子的烯基或烯氧基,R b是具有1至5个碳原子的烷基或烷氧基,Z是-COO - , - CH 2 CH 2 - 或单键,并且La,Lb,Lc,Ld,Le,Lf, Lg和Lh各自独立地为H或F,条件是1,4-亚苯基环每个环上携带不多于2个氟原子,R3是具有2至7个碳原子的烯基,R4 是R a或R 3,c是0或1。
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公开(公告)号:US6080451A
公开(公告)日:2000-06-27
申请号:US166162
申请日:1998-10-05
IPC分类号: G02F1/13 , C07C69/773 , C09K19/02 , C09K19/42 , C09K19/44 , C09K19/46 , C09K19/30 , G02F1/1333
CPC分类号: C09K19/46 , C09K19/0208 , Y10T428/10
摘要: Supertwist liquid crystal displays (STN displays) of excellent characteristics are obtained if the nematic liquid crystal mixtures used therein comprise at least one compound of the formula IA ##STR1## and at least one compound of the formula IB ##STR2## in which R.sup.a, R.sup.b, Z, L.sup.a, L.sup.b, L.sup.c, L.sup.d, L.sup.e, L.sup.f, L.sup.g, L.sup.h, R.sup.3, R.sup.4 are as defined below.
摘要翻译: 如果其中使用的向列型液晶混合物包含至少一种式IA化合物和至少一种式IB化合物,其中Ra,Rb,Z,La,Lb Lc,Ld,Le,Lf,Lg,Lh,R3,R4如下所定义。
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公开(公告)号:US07740918B2
公开(公告)日:2010-06-22
申请号:US12404699
申请日:2009-03-16
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
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:US20090184291A1
公开(公告)日:2009-07-23
申请号:US12404699
申请日:2009-03-16
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
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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