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公开(公告)号:US5626793A
公开(公告)日:1997-05-06
申请号:US464938
申请日:1995-06-05
申请人: Volker Reiffenrath , Herbert Plach , Detlef Pauluth , Reinhard Hittich , Eike Poetsch , Thomas Geelhaar , Georg Weber , Ekkehard Bartmann
发明人: Volker Reiffenrath , Herbert Plach , Detlef Pauluth , Reinhard Hittich , Eike Poetsch , Thomas Geelhaar , Georg Weber , Ekkehard Bartmann
IPC分类号: C07C17/26 , C07C17/269 , C07C17/354 , C07C25/18 , C07C25/24 , C07C39/42 , C07C43/174 , C07C43/192 , C07C43/225 , C07C63/72 , C07C69/76 , C09K19/12 , C09K19/30
CPC分类号: C07C17/263 , C07C17/2632 , C07C17/2635 , C07C17/269 , C07C17/354 , C07C25/18 , C07C25/24 , C07C39/42 , C07C43/1747 , C07C43/192 , C07C43/225 , C07C63/72 , C07C69/76 , C09K19/12 , C09K19/3003 , C09K19/3028 , C09K19/3048 , C07C2101/14 , C09K2019/0407 , C09K2019/0444
摘要: A nematic liquid crystalline medium having at least two liquid crystalline components with at least one being of formula I ##STR1## wherein R is H, a straight-chain alkyl or alkenyl radical having 1 to 15 carbon atoms, it also being possible to replace one or more CH.sub.2 groups in these radicals, independently of one another, by --O--, --S--, ##STR2## --CO--, --CO--O--, --O--CO-- or --O--CO--O-- in such a way that oxygen atoms are not linked directly to one another,Z.sub.1 and Z are each, independently of one another, --CH.sub.2 --CH.sub.2 --, --CH.dbd.CH--, --C.tbd.C-- or a single bond, and one of the radicals Z.sup.1 and Z is alternatively --(CH.sub.2).sub.4 -- or --CH.dbd.CH--CH.sub.2 CH.sub.2 --,A and A.sup.1 are each, independently of one another, trans-1,4-cyclohexylene in which, in addition, one or two non-adjacent CH.sub.2 groups may be replaced by --O--, or are 1,4-phenylene which is unsubstituted or monosubstituted or disubstituted by fluorine and/or Cl atoms and in which, in addition, one or two CH groups may be replaced by N,m is 0, 1, 2 or 3,o and s are 0, 1 or 2, where (s+o) is >2.These liquid crystalline media find use in electro-optical display elements.
摘要翻译: 具有至少两个液晶组分的向列型液晶介质,其中至少一个具有式I! 其中R为H,具有1至15个碳原子的直链烷基或烯基,也可以通过-O - , - S - 取代这些基团中的一个或多个CH 2基团,彼此独立地取代, !
! -CO-,-CO-O-,-O-CO-或-O-CO-O-,使得氧原子彼此不直接连接,Z1和Z各自彼此独立地, CH 2 -CH 2 - , - CH = CH - , - C 3BOND C - 或单键,基团Z 1和Z Z中的一个可选地是 - (CH 2)4 - 或-CH = CH-CH 2 CH 2 - ,A和A 1 各自独立地为反式-1,4-亚环己基,此外,其中一个或两个不相邻的CH 2基团可被-O-取代,或者是未取代或单取代或二取代的1,4-亚苯基 另外,一个或两个CH基团可以被N替代,m是0,1,2或3,o和s是0,1或2,其中(s + o )是> 2。 这些液晶介质用于电光显示元件。 -
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:US5271865A
公开(公告)日:1993-12-21
申请号:US674367
申请日:1991-04-10
摘要: The invention relates to a liquid-crystalline mixture containing one or more compounds of the general formula ##STR1## in which R.sup.1 is straight-chain alkyl having 2 to 12 carbon atoms in which, in addition, one CH.sub.2 group may be replaced by --O-- or --CH.dbd.CH--, the ring A is 1,4-phenylene or trans-1,4-cyclohexylene, and r is 0 or 1, and one or more highly dielectrically positive compounds selected from the group comprising the compounds of the general formulae II, III and IV in a weight ratio between the compounds of the formula I and the compounds of the formulae II, III and IV of from 1:10 to 10:1: ##STR2## in which R.sup.2 has one of the meanings indicated for R.sup.1, and X and Y are each, independently of one another, CH or N, ##STR3## in which R.sup.2 has one of the meanings indicated for R.sup.1, and X' and Y' are CH.sub.2 or O, ##STR4## in which R.sup.2 has one of the meanings indicated for R.sup.1, r is as defined above, the rings A.sup.1 and A.sup.2 have one of the meanings indicated for A, and L is H or F.
摘要翻译: PCT No.PCT / EP91 / 00156 Sec。 371日期:1991年4月10日 102(e)1991年04月10日PCT 1991年1月28日PCT PCT。 出版物WO91 / 12294 日本1991年8月22日。本发明涉及含有一种或多种通式“I”的化合物的液晶混合物,其中R 1是具有2至12个碳原子的直链烷基,其中另外一个 CH 2基团可以被-O-或-CH = CH-取代,环A是1,4-亚苯基或反式-1,4-亚环己基,r是0或1,并且选择一个或多个高反应性正性化合物 来自包含通式II,III和IV的化合物的组,其中式I化合物与式II,III和IV的化合物的重量比为1:10至10:1: 其中R2具有对R1表示的含义之一,X和Y各自独立地为CH或N,其中R 2具有对R 1表示的含义之一,X'和Y 是CH2或O,其中R2具有对R1表示的含义之一,r如上所定义,环A1和A2具有对A表示的含义之一,L是 H或F.
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公开(公告)号:US5213710A
公开(公告)日:1993-05-25
申请号:US765775
申请日:1991-09-26
IPC分类号: C07C25/13 , C07C25/18 , C07C43/174 , C07C43/176 , C07C43/178 , C07C43/21 , C09K19/30
CPC分类号: C09K19/3098 , C07C25/13 , C07C25/18 , C07C43/1747 , C07C43/176 , C07C43/1788 , C07C43/21 , C09K19/3003 , C09K19/3028 , C07C2101/14 , C07C2101/16 , C09K2019/3021
摘要: The invention relates to novel benzene derivatives of the formula I ##STR1## in which n is 0, 1, 2, 3, 4, 5, 6 or 7,Q is --O--, --CH.dbd.CH-- or a single bond,r is 0, 1, 2, 3, 4 or 5,s is 0, 1 or 2,X is F, Cl, OCHF.sub.2 or CF.sub.3,L is H or F, andA is ##STR2## Z, Z-Ar, Ar-Z, Z-Cyc in which Z is a single bond, --(CH.sub.2).sub.2 -- or --(CH.sub.2).sub.4 --, Ar is 1,4-phenylene or biphenyl-4,4'-diyl and Cyc is trans-1,4-cyclohexylene.
摘要翻译: 本发明涉及式I的新型苯衍生物,其中n为0,1,2,3,4,5,6或7,Q为-O-,-CH = CH-或单键 ,r为0,1,2,3,4或5,s为0,1或2,X为F,Cl,OCHF 2或CF 3,L为H或F,A为Z,Z-Ar ,其中Z是单键的Ar-Z,Z-Cyc, - (CH 2)2 - 或 - (CH 2)4 - ,Ar是1,4-亚苯基或联苯基-4,4'-二基, -1,4-亚环己基。
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公开(公告)号:US5520846A
公开(公告)日:1996-05-28
申请号:US300879
申请日:1994-09-06
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 L.sup.1 and L.sup.2 are each H or F,n is 1 or 2,X is H, F, Cl, CF.sub.3, OCF.sub.3 or OCHF.sub.2, andR 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L1和L2各自为H或F, n为1或2,X为H,F,Cl,CF 3,OCF 3或OCHF 2,R为烷基,氧杂烷基,氟代烷基或链烯基,每种情况下具有至多7个碳原子。
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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:US5209868A
公开(公告)日:1993-05-11
申请号:US499414
申请日:1990-06-15
申请人: Volker Reiffenrath , Eike Poetsch , Hans-Adolf Kurmeier , Georg Weber , Reinhard Hittich , Hans-Michael Kompter , Herbert Plach
发明人: Volker Reiffenrath , Eike Poetsch , Hans-Adolf Kurmeier , Georg Weber , Reinhard Hittich , Hans-Michael Kompter , Herbert Plach
IPC分类号: C07C69/75 , C07C22/00 , C07C22/02 , C07C22/04 , C07C22/08 , C07C23/18 , C07C23/32 , C07C25/18 , C07C25/22 , C07C25/24 , C07C43/192 , C07C69/753 , C07C245/06 , C07C251/18 , C07C251/24 , C07C255/13 , C07C255/14 , C07C255/19 , C07C255/31 , C07C255/32 , C07C255/33 , C07C255/37 , C07C255/38 , C07C255/40 , C07C255/41 , C07C255/61 , C07C255/62 , C07C255/65 , C07C291/08 , C07C321/12 , C07D239/26 , C07D319/06 , C09K19/30 , C09K19/34 , G02F1/13
CPC分类号: C07D239/26 , C07C22/00 , C07C22/02 , C07C22/04 , C07C22/08 , C07C25/18 , C07C43/192 , C07D319/06 , C09K19/3001 , C09K19/3003 , C09K19/3028 , C09K19/3048 , C09K19/3066 , C09K19/3068 , C09K19/3098 , C09K19/3402 , C09K19/3444 , C07C2101/14 , C07C2101/16 , C09K2019/3422
摘要: Disclosed are trifluoromethylcyclohexane derivatives of the formula I ##STR1## whereinR is an alkyl or alkenyl radical having up to 18 C atoms which is unsubstituted or substituted by CN or by at least one halogen, and in which one or more non-adjacent CH.sub.2 groups may be replaced by a radical selected from the group comprising --O--, --S--, --CO--, --O--CO--, --CO--O-- and --C.tbd.C--,A.sup.1 and A.sup.2 are each, independently of one another,a) a 1,4-phenylene radical, in which one or two CH groups may be replaced by N,b) a 1,4-cyclohexylene radical, in which one or two non-adjacent CH.sub.2 groups may be replaced by --O-- or --S--,c) a 1,4-cyclohexenylene, piperidine-1,4-diyl, 1,4-bicyclo[2,2,2]-octylene or naphthalene-2,6-diyl radical,it being possible for the radicals a) and b) to be monosubstituted or polysubstituted by halogen atoms or cyano and/or methyl groups, ##STR2## Z.sup.1 and Z.sup.2 are each, independently of one another, --CO--O--, --O--CH--, --CH.sub.2 CH.sub.2 --, --CH(CN)--CH.sub.2 --, --CH.sub.2 --CH(CN)--, --CH.dbd.CH--, --OCH .sub.2 --, --CH.sub.2 O--, --CH.dbd.N--, --N.dbd.CH--, --NO.dbd.N--, --N.dbd.NO--, --N.dbd.N-- or a single bond, ando is 0, 1 or 2.These compounds can be used as components of liquid-crystalline media for electrooptical display elements, in particular for matrix liquid-crystal displays.
摘要翻译: PCT No.PCT / EP90 / 00513 Sec。 371日期1990年6月15日第 102(e)1990年6月15日PCT PCT 1990年3月31日PCT公布。 公开号WO90 / 12073 日期为1990年10月18日。公开的是式I的三氟甲基环己烷衍生物,其中R是具有至多18个C原子的烷基或烯基,其未被取代或被CN或至少一个卤素取代,并且其中一个 或更多的不相邻的CH 2基团可以被选自-O - , - S-,-CO-,-O-CO-,-CO-O-和-C A2各自独立地为a)1,4-亚苯基,其中一个或两个CH基团可以被N,b)1,4-亚环己基,其中一个或两个不相邻的 CH2基可以被-O-或-S-取代,c)1,4-亚环己烯基,哌啶-1,4-二基,1,4-双环[2,2,2] - 辛烯或萘-2, 基团a)和b)可以被卤素原子或氰基和/或甲基单取代或多取代,可以彼此独立地是-CO-O - , - CH - , - CH 2 CH 2 - , - CH(CN)-CH 2 - , - CH 2 -CH(CN) - , - CH = CH-,-OCH 2-,-CH 2 O - , - CH = N - , - N = CH-,-NO = N-,-N = NO-,-N = N-或单键,o为0,1或2。 这些化合物可以用作电光显示元件的液晶介质的组分,特别是用于基质液晶显示器。
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公开(公告)号:US5122297A
公开(公告)日:1992-06-16
申请号:US691275
申请日:1991-04-25
CPC分类号: C07C22/08 , C07C25/18 , C09K19/3003 , C07C2101/14
摘要: The invention relates to novel tetracyclic benzene derivatives of the formula I ##STR1## in which n is 1 to 7, A is trans-1,4-cyclohexylene, 1,4-phenylene, 3-fluoro-1,4-phenylene or 3,5-difluoro-1,4-phenylene, X is F, Cl, CF.sub.3, --OCF.sub.3 or --OCHF.sub.2, and L, Y and Z are each, independently of one another, H or F.
摘要翻译: 本发明涉及式I的四环苯衍生物,其中n为1至7,A为反式-1,4-亚环己基,1,4-亚苯基,3-氟-1,4-亚苯基或 3,5-二氟-1,4-亚苯基,X为F,Cl,CF 3,-OCF 3或-OCHF 2,L,Y和Z各自独立地为H或F.
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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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