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公开(公告)号:US06242636B1
公开(公告)日:2001-06-05
申请号:US09225361
申请日:1999-01-05
申请人: Andrew John Slaney , Damien Gerard McDonnell , Amarjit Kaur Samra , Maurice Stanley , Victoria Minter , John William Goodby , Michael Hird , Simon John Cross , Chu Chuan Dong
发明人: Andrew John Slaney , Damien Gerard McDonnell , Amarjit Kaur Samra , Maurice Stanley , Victoria Minter , John William Goodby , Michael Hird , Simon John Cross , Chu Chuan Dong
IPC分类号: C07C6976
CPC分类号: C07C205/37 , C07C205/43 , C09K19/0233 , C09K19/126 , C09K19/2007 , C09K19/3003 , C09K19/3068
摘要: An electoclinic device having two spaced cell walls each bearing electrode structures and treated on at least one facing surface with an alignment layer, a layer of a smectic liquid crystal material enclosed between the cell walls, where the liquid crystal material contains one or more of the compounds described by formula I as defined in the specification.
摘要翻译: 一种具有两个间隔开的电池壁的电气装置,每个电池壁均带有电极结构,并在至少一个具有取向层的面对表面处理,封闭在电池壁之间的层状液晶材料层,其中液晶材料包含一个或多个 由说明书中定义的式I描述的化合物。
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公开(公告)号:US5891358A
公开(公告)日:1999-04-06
申请号:US676203
申请日:1996-07-10
申请人: Andrew John Slaney , Damien Gerard McDonnell , Amarjit Kaur Samra , Maurice Stanley , Victoria Minter , John William Goodby , Michael Hird , Simon John Cross , Chu Chuan Dong
发明人: Andrew John Slaney , Damien Gerard McDonnell , Amarjit Kaur Samra , Maurice Stanley , Victoria Minter , John William Goodby , Michael Hird , Simon John Cross , Chu Chuan Dong
IPC分类号: G02F1/13 , C07C25/18 , C07C43/20 , C07C69/75 , C07C69/753 , C07C69/76 , C07C69/773 , C07C69/86 , C07C69/92 , C07C205/37 , C07C205/38 , C07C205/43 , C07C205/59 , C09K19/02 , C09K19/12 , C09K19/18 , C09K19/20 , C09K19/30 , C09K19/06 , G02F1/133
CPC分类号: C07C205/37 , C07C205/43 , C09K19/0233 , C09K19/126 , C09K19/2007 , C09K19/3003 , C09K19/3068
摘要: The invention describes liquid crystal compounds of formula (I) which are suitable for use in liquid crystal devices including those devices which exploit the electroclinic effect, ##STR1## where X may be CN, NO.sub.2, CF.sub.3, CF.sub.2 H, CFH.sub.2, halogen, hydrogen, alkyl or alkoxy; X.sub.2 may be CN, NO.sub.2, CF.sub.3, CF.sub.2 H, CFH.sub.2, halogen, hydrogen, alkyl or alkoxy; X.sub.3 may be CN, NO.sub.2, CF.sub.3, CF.sub.2 H, CFH.sub.2, halogen, alkyl, alkoxy or hydrogen; X.sub.4 may be CN, NO.sub.2, CF.sub.3, CF.sub.2 H, CFH.sub.2, halogen, alkyl, alkoxy or hydrogen; provided that at lease one of X or X.sub.2 is CF.sub.3, CF.sub.2 H, CFH.sub.2, CN, NO.sub.2 or halogen; A and B are independently phenyl, mono-fluorinated phenyl, di-fluorinated phenyl or cyclohexyl; Y may be single bond, COO, OOC, C.dbd.C; q may be 0 or 1; R.sub.1 may be an end group of formula (II) wherein Z may be a single bond, O, CO.sub.2, (CH.sub.2).sub.n or (CH.sub.2).sub.n O where n may be 1 or 2; J and M may be independently H, C.sub.1-4 alkyl; W may be C.sub.1 -C.sub.12 straight or branched alkyl chain; R.sub.2 may contain 1-14 carbon atoms wherein one or more non-adjacent CH.sub.2 groups may be replaced by CO.sub.2 or O. X or X.sub.2 may give rise to steric hindrance with the nearest terminal group. The materials of the current invention may be mixed together and/or with other liquid crystal compounds. Suitable devices which the materials of the present invention may be incorporated in include beam steerers, piezoelectric actuators or sensors and pyroelectric sensors and displays in general. The materials of the present invention may also be useful as dopants in ferroelectrics and as second order non-linear optic materials for second harmonic conversion of light.
摘要翻译: PCT No.PCT / GB95 / 00018 Sec。 371日期:1996年7月10日 102(e)日期1996年7月10日PCT 1995年1月6日PCT PCT。 WO95 / 18848 PCT公开 日期:1995年7月13日本发明描述了适用于液晶装置的液晶化合物,其中包括那些利用电击效应的装置,其中X可以是 CN,NO 2,CF 3,CF 2 H,CFH 2,卤素,氢,烷基或烷氧基; X 2可以是CN,NO 2,CF 3,CF 2 H,CFH 2,卤素,氢,烷基或烷氧基; X3可以是CN,NO2,CF3,CF2H,CFH2,卤素,烷基,烷氧基或氢; X 4可以是CN,NO 2,CF 3,CF 2 H,CFH 2,卤素,烷基,烷氧基或氢; 条件是X或X 2中至少一个为CF 3,CF 2 H,CFH 2,CN,NO 2或卤素; A和B独立地是苯基,单氟化苯基,二氟化苯基或环己基; Y可以是单键,COO,OOC,C = C; q可以是0或1; R 1可以是式(II)的端基,其中Z可以是单键O,CO 2,(CH 2)n或(CH 2)n O,其中n可以是1或2; J和M可以独立地是H,C 1-4烷基; W可以是C 1 -C 12直链或支链烷基链; R2可以含有1-14个碳原子,其中一个或多个不相邻的CH 2基团可以被CO 2或O取代。X或X 2可以引起与最近的末端基团的空间位阻。 本发明的材料可以混合在一起和/或与其它液晶化合物混合。 可并入本发明的材料的合适的装置包括光束转向器,压电致动器或传感器以及热电传感器和显示器。 本发明的材料也可用作铁电体中的掺杂剂,并且可用作光二次谐波转换的二阶非线性光学材料。
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公开(公告)号:US06337420B1
公开(公告)日:2002-01-08
申请号:US09520613
申请日:2000-03-07
申请人: Andrew John Slaney , Damien Gerard McDonnell , Amarjit Kaur Samra , Maurice Stanley , Victoria Minter , John William Goodby , Michael Hird , Simon John Cross , Chu Chuan Dong
发明人: Andrew John Slaney , Damien Gerard McDonnell , Amarjit Kaur Samra , Maurice Stanley , Victoria Minter , John William Goodby , Michael Hird , Simon John Cross , Chu Chuan Dong
IPC分类号: C07C6973
CPC分类号: C07C205/37 , C07C205/43 , C09K19/0233 , C09K19/126 , C09K19/2007 , C09K19/3003 , C09K19/3068
摘要: An electroclinic device having two spaced cell walls each bearing electrode structures and treated on at least one facing surface with an alignment layer, a layer of a smectic liquid crystal material enclosed between the cell walls, where the liquid crystal material contains one or more of the compounds described by formula I as defined in the specification.
摘要翻译: 一种具有两个间隔开的细胞壁的电极装置,每个细胞壁均带有电极结构,并在至少一个具有取向层的面对表面上处理,封闭在细胞壁之间的层状液晶材料层,其中液晶材料包含一个或多个 由说明书中定义的式I描述的化合物。
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公开(公告)号:US06413593B1
公开(公告)日:2002-07-02
申请号:US09529167
申请日:2000-04-10
申请人: John C Jones , Andrew J Slaney , Victoria Minter
发明人: John C Jones , Andrew J Slaney , Victoria Minter
IPC分类号: C09K1934
CPC分类号: C09K19/34 , C09K19/42 , C09K19/44 , C09K2019/123 , Y10T428/10
摘要: A liquid crystal composition includes a host material comprising (a) two or more phenylpyrimidinyl compounds of general formula (I), wherein X1 and X2 are independently selected from the group consisting of straight or branched chain (C1-C12)alkyl, straight or branched chain (C1-C12)alkenyl and straight or branched chain (C1-C12)alkoxy, in which either or both of the alkyl, alkenyl or alkoxy groups may be substituted by one or more of halogen, oxygen and siloxane, and (b) at least one fluoroterphenyl compound of formula (II) or (III), wherein Y1 et Y2 are independently selected from the group consisting of straight or branched chain (C1-C12)alkyl, straight or branched chain (C1-C12)alkenyl and straight or branched chain (C1-C12)alkoxy, and wherein either or both of the alkyl, alkenyl or alkoxy groups may be substituted by one or more of halogen, oxygen and siloxane.
摘要翻译: 液晶组合物包括主体材料,其包含(a)两种或更多种通式(I)的苯基嘧啶基化合物,其中X 1和X 2独立地选自直链或支链(C 1 -C 12)烷基,直链或支链 (C1-C12)链烯基和直链或支链(C1-C12)烷氧基,其中烷基,烯基或烷氧基中的任一个或两个可以被一个或多个卤素,氧和硅氧烷取代,和(b) 至少一种式(II)或(III)的氟代苯基化合物,其中Y 1和Y 2独立地选自直链或支链(C 1 -C 12)烷基,直链或支链(C 1 -C 12)烯基和直链 或支链(C1-C12)烷氧基,并且其中烷基,烯基或烷氧基中的任一个或两个可以被卤素,氧和硅氧烷中的一个或多个取代。
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公开(公告)号:US06278028B1
公开(公告)日:2001-08-21
申请号:US09520614
申请日:2000-03-07
申请人: Andrew John Slaney , Damien Gerard McDonnell , Amarjit Kaur Samra , Maurice Stanley , Victoria Minter , John William Goodby , Michael Hird , Simon John Cross , Chu Chuan Dong
发明人: Andrew John Slaney , Damien Gerard McDonnell , Amarjit Kaur Samra , Maurice Stanley , Victoria Minter , John William Goodby , Michael Hird , Simon John Cross , Chu Chuan Dong
IPC分类号: C07C43205
CPC分类号: C07C205/37 , C07C205/43 , C09K19/0233 , C09K19/126 , C09K19/2007 , C09K19/3003 , C09K19/3068
摘要: An electroclinic device having two spaced cell walls each bearing electrode structures and treated on at least one facing surface with an alignment layer, a layer of a smectic liquid crystal material enclosed between the cell walls, where the liquid crystal material contains one or more of the compounds described by formula I as defined in the specification.
摘要翻译: 一种具有两个间隔开的细胞壁的电极装置,每个细胞壁均带有电极结构,并在至少一个具有取向层的面对表面上处理,封闭在细胞壁之间的层状液晶材料层,其中液晶材料包含一个或多个 由说明书中定义的式I描述的化合物。
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