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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:US5308541A
公开(公告)日:1994-05-03
申请号:US623380
申请日:1990-11-15
申请人: Reinhard Hittich , Eike Poetsch , Volker Reiffenrath , Bernhard Rieger , Andreas Wachtler , David Coates , Herbert Plach
发明人: Reinhard Hittich , Eike Poetsch , Volker Reiffenrath , Bernhard Rieger , Andreas Wachtler , David Coates , Herbert Plach
IPC分类号: G02F1/13 , C07C22/08 , C07C25/18 , C07C43/225 , C07C255/50 , C09K19/30 , C09K19/42 , C07C25/13
CPC分类号: C09K19/3028 , C07C22/08 , C07C25/18 , C07C255/50 , C07C43/225 , C09K19/3003 , C07C2101/14 , C09K2019/3021
摘要: The invention relates to novel halogenated benzene derivatives of the formula I ##STR1## in which n is 1 to 7 [sic], the rings A and B are each trans-1,4-cyclohexylene, or one of the rings A and B is alternatively 1,4-phenylene or 3-fluoro-1,4-phenylene, X is F, Cl, --CHF.sub.2, --CF.sub.3, --CN, --OCF.sub.3 or --OCHF.sub.2, Y and Z are each, independently of one another, H or F, r=1 or, in the case where s=1, B=trans-1,4-cyclohexylene and simultaneously X=CHF.sub.2, --CF.sub.3, --OCF.sub.3 or --OCHF.sub.2, r is alternatively 0, and s=1 or, in the case where B=1,4-phenylene or 3-fluoro-1,4-phenylene, s=0.
摘要翻译: PCT No.PCT / EP90 / 01437第 371日期1990年11月15日 102(e)1990年11月15日日期PCT提交1990年8月30日PCT公布。 公开号WO91 / 03445 日本1991年3月21日。本发明涉及式Ⅰ“I”的新型卤代苯衍生物,其中n为1至7 [sic],环A和B各自为反式-1,4-亚环己基,或 环A和B之一是1,4-亚苯基或3-氟-1,4-亚苯基,X是F,Cl,-CHF 2,-CF 3,-CN,-OCF 3或-OCHF 2,Y和Z是 各自独立地为H或F,r = 1,或在s = 1的情况下,B =反式-1,4-亚环己基,同时X = CHF 2,-CF 3,-OCF 3或-OCHF 2,r为 或者0 = s,或者在B = 1,4-亚苯基或3-氟-1,4-亚苯基的情况下,s = 0。
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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: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:US5616284A
公开(公告)日:1997-04-01
申请号:US453355
申请日:1995-05-30
CPC分类号: C09K19/3003 , C09K19/3001 , C09K2019/3021
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 X is fluorine, chlorine, CF.sub.3, OCF.sub.3 or OCHF.sub.2, one of the radicals 1.sup.1 and 1.sup.2 is fluorine, the other radical 1.sup.1 or 1.sup.2 is hydrogen 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正介电各向异性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,基团11和12之一是氟,另一个基团11或12是氢,R是烷基,氧杂烷基,氟烷基或烯基,在每种情况下具有至多7个碳原子。
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公开(公告)号:US5565140A
公开(公告)日:1996-10-15
申请号:US461740
申请日:1995-06-05
申请人: Reinhard Hittich , Eike Poetsch , Volker Reiffenrath , Bernhard Rieger , Andreas Wachtler , David Coates , Herbert Plach
发明人: Reinhard Hittich , Eike Poetsch , Volker Reiffenrath , Bernhard Rieger , Andreas Wachtler , David Coates , Herbert Plach
IPC分类号: G02F1/13 , C07C22/08 , C07C25/18 , C07C43/225 , C07C255/50 , C09K19/30 , C09K19/42 , C07C25/00 , C09K19/12
CPC分类号: C09K19/3028 , C07C22/08 , C07C25/18 , C07C255/50 , C07C43/225 , C09K19/3003 , C07C2101/14 , C09K2019/3021
摘要: The invention relates to novel halogenated benzene derivatives of the formula I ##STR1## in which n is 1 to 7 [sic], the rings A and B are each trans-1,4-cyclohexylene, or one of the rings A and B is alternatively 1,4-phenylene or 3-fluoro-l,4-phenylene, X is F, C1, CHF.sub.2, --CF.sub.3, --CN, --OCF.sub.3 or --OCHF.sub.2, Y and Z are each, independently of one another, H or F, r=1 or, in the case where s=1, B=trans-1,4-cyclohexylene and simultaneously X=--CHF.sub.2, --CF.sub.3, --OCF.sub.3 or --OCHF.sub.2, r is alternatively 0, and s=1 or, in the case where B=1,4-phenylene or 3-fluoro-1,4-phenylene, s=0.
摘要翻译: 本发明涉及式I的卤代苯衍生物,其中n为1至7 [sic],环A和B各自为反-1,4-亚环己基,或环A和B之一 或者1,4-亚苯基或3-氟-1,4-亚苯基,X是F,C1,CHF2,-CF3,-CN,-OCF3或-OCHF2,Y和Z彼此独立地为H 或F,r = 1,或者在s = 1的情况下,B =反式-1,4-亚环己基,同时X = -CHF 2,-CF 3,-OCF 3或-OCHF 2,r为0,s = 1 或者在B = 1,4-亚苯基或3-氟-1,4-亚苯基的情况下,s = 0。
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公开(公告)号:US5308543A
公开(公告)日:1994-05-03
申请号:US845110
申请日:1992-03-03
申请人: Kei Sasaki , Masako Okada , Shuichi Kohzaki , Fumiaki Funada , Bernhard Rieger , Hiroshi Numata , Reinhard Hittich , Herbert Plach , Thomas Geelhaar , Eike Poetsch , Volker Reiffenrath
发明人: Kei Sasaki , Masako Okada , Shuichi Kohzaki , Fumiaki Funada , Bernhard Rieger , Hiroshi Numata , Reinhard Hittich , Herbert Plach , Thomas Geelhaar , Eike Poetsch , Volker Reiffenrath
CPC分类号: C09K19/3001
摘要: The invention relates to a nematic liquid-crystal composition for active matrix displays with high voltage holding ratio and extremely good low temperature stability.
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公开(公告)号:US5330679A
公开(公告)日:1994-07-19
申请号:US845108
申请日:1992-03-03
申请人: Kei Sasaki , Masako Okada , Shuichi Kohzaki , Fumiaki Funada , Bernhard Rieger , Hiroshi Numata , Reinhard Hittich , Herbert Plach , Thomas Geelhaar , Eike Poetsch , Volker Reiffenrath
发明人: Kei Sasaki , Masako Okada , Shuichi Kohzaki , Fumiaki Funada , Bernhard Rieger , Hiroshi Numata , Reinhard Hittich , Herbert Plach , Thomas Geelhaar , Eike Poetsch , Volker Reiffenrath
IPC分类号: C09K19/30
CPC分类号: C09K19/3003 , C09K19/3001
摘要: The invention relates to a nematic liquid-crystal composition for active matrix displays with high voltage holding ratio and extremely good low temperature stability.
摘要翻译: 本发明涉及具有高电压保持率和极好的低温稳定性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:US5350535A
公开(公告)日:1994-09-27
申请号:US688522
申请日:1991-06-10
CPC分类号: C09K19/3001 , C09K19/3003 , C09K19/44 , C09K2019/3021
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 X is fluorine, chlorine, 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: PCT No.PCT / EP91 / 00696 Sec。 371日期1991年6月10日 102(e)1991年6月10日PCT 1991年4月12日提交PCT公布。 WO91 / 16400 PCT出版物 日本1991年10月31日。本发明涉及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,并且R是烷基,氧杂烷基,氟烷基或烯基,在每种情况下具有至多7个碳原子。
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公开(公告)号:US5942648A
公开(公告)日:1999-08-24
申请号:US811179
申请日:1997-03-04
申请人: David Coates , Mark Goulding , Simon Greenfield , Volker Reiffenrath , Reinhard Hittich , Herbert Plach
发明人: David Coates , Mark Goulding , Simon Greenfield , Volker Reiffenrath , Reinhard Hittich , Herbert Plach
IPC分类号: C07C17/26 , C07C25/22 , C07C43/225 , C07C43/23 , C07C255/50 , C07C255/54 , C09K19/32 , C07C15/24
CPC分类号: C07C17/263 , C07C25/22 , C07C255/50 , C07C255/54 , C07C43/225 , C07C43/23 , C09K19/322
摘要: Naphthalene derivatives of the fomula I ##STR1## in which: R.sup.1 is an alkyl or alkenyl radical which is unsubstituted, monosubstituted by CH or CF.sub.3 or monosubstituted by halogen and has 1 to 15 carbon atoms, 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 manner that oxygen atoms are not linked directly to one another, ##STR3## m is 0, 1 or 2, n is 0 or 1, wherem+n is 1 or 2,Z.sup.1 and Z.sup.2 are each, independently of one another, --CH.sub.2 CH.sub.2 --, --C.tbd.C-- or a single bond,L.sup.1 and L.sup.2 independently of one another, are H or F,x is an alkyl or alkoxy radical which is unsubstituted, monosubstituted by CN or CF.sub.3 or substituted bi halogen and has 1 to 15 carbon atoms, or is OH, CN, SCN, OCN, NCS or Q--Y,whereQ is a single bond, (CF.sub.2).sub.r or O(CF.sub.2).sub.rr is 1 or 2, andY is H, F, Cl or Br, with the provisos thata) in the case wherem=0, Z.sup.2 =a single bond, n=1 and x=CH CF.sub.3 or SCN, L.sup.1 is F,b) in the case wherem=0, Z.sup.2 =a single bond, n=1 and X=alkyl, alkoxy or F a L.sup.1 and L.sup.2 are identical and are F.
摘要翻译: 式I的萘衍生物,其中:R 1是未被取代的,被CH或CF 3单取代或被卤素单取代且具有1至15个碳原子的烷基或烯基,它们也可以在这些基团中一个或多个CH 2基团 在各种情况下彼此独立地被-O-,-S-,-CO-,-CO-O-,-O-CO-或-O-CO-O-取代,使得氧 原子不直接相互连接,m为0,1或2,n为0或1,其中m + n为1或2,Z 1和Z 2各自独立地为-CH 2 CH 2 - , - CO 3 C或单键,L 1和L 2彼此独立地是H或F,x是未被取代的,被CN或CF 3或被取代的双卤素单取代且具有1至15个碳原子的烷基或烷氧基,或者是 OH,CN,SCN,OCN,NCS或QY,其中Q为单键,(CF2)r或O(CF2)rr为1或2,Y为H,F,Cl或Br,条件是 )在m = 0的情况下,Z2 =单键,n = 1,x = CH CF 3或SCN,L1为F,b) 在m = 0的情况下,Z 2 =单键,n = 1,X =烷基,烷氧基或F a,L1和L2相同,为F.
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