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公开(公告)号:US5714087A
公开(公告)日:1998-02-03
申请号:US591659
申请日:1996-02-12
申请人: Axel Pausch , Akihiro Kojima , Matthias Bremer , Hideo Ichinose , Michael Junge , Hiroshi Numata , Volker Reiffenrath , Bernhard Rieger , Atsusi Sawada , Kazuaki Tarumi , Georg Weber
发明人: Axel Pausch , Akihiro Kojima , Matthias Bremer , Hideo Ichinose , Michael Junge , Hiroshi Numata , Volker Reiffenrath , Bernhard Rieger , Atsusi Sawada , Kazuaki Tarumi , Georg Weber
IPC分类号: G02F1/133 , C07C255/50 , C07C255/54 , C09K19/02 , C09K19/12 , C09K19/42 , C09K19/44 , C09K19/46 , C09K19/58 , G02F1/13 , C09K19/52 , C09K19/20 , C09K19/30
CPC分类号: C09K19/0208 , C09K19/12 , C09K19/44 , C09K19/46 , C09K19/58
摘要: The invention relates to improved STN displays of which the nematic liquid crystalline medium comprises compounds of formulae I1, I2, II1 and/or III1 ##STR1## wherein R.sup.3 and R.sup.4 are each independently alkyl with 1 to 8 C atoms, ##STR2## wherein R.sup.1 is alkyl or alkoxy with 1 to 8 C atoms, ##STR3## wherein R2 is oxaalkyl, alkenyl with up to 8 C atoms.
摘要翻译: PCT No.PCT / EP94 / 02494 371日期:1996年2月12日 102(e)日期1996年2月12日PCT提交1994年7月28日PCT公布。 出版物WO94 / 04789 日期1995年2月16日本发明涉及改进的STN显示器,其中向列液晶介质包含式I 1,I 2,II 1和/或III 1的化合物,其中R 3和R 4各自独立地为烷基, 至8个C原子,其中R 1是具有1至8个C原子的烷基或烷氧基,其中R 2是氧杂烷基,具有至多8个C原子的链烯基。
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公开(公告)号:US5454975A
公开(公告)日:1995-10-03
申请号:US220991
申请日:1994-04-01
IPC分类号: C07D213/57 , C07D213/84 , C07D239/26 , C07D239/28 , C09K19/34 , C09K19/46 , G02F1/13 , C07D211/70 , C07D239/02
CPC分类号: C07D239/26 , C07D239/28 , C09K19/3444 , C09K19/3458 , C09K19/3466 , C09K19/46
摘要: Cyanopyrimidine derivatives of formula I ##STR1## in which R.sup.1 is an unsubstituted or at least mono-halogen-substituted alkyl or alkoxy radical having 1 to 15 carbon atoms, where one or more CH.sub.2 groups in these radicals may also, in each case independently of one another, be replaced by --CH.dbd.CH--, --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,X.sup.1, Y.sup.1 and Z.sup.1 are each, independently of one another, N or CF,X.sup.2, Y.sup.2 and Z.sup.2 are each, independently of one another, N, CF or CH, andn is 0, 1 or 2,with the proviso that at least one of the groups X.sup.1, Y.sup.1 and Z.sup.1 is N,can be used as components of liquid-crystalline media for electro-optical displays.
摘要翻译: 式I的吡咯并嘧啶衍生物,其中R 1是未取代的或至少单卤素取代的具有1至15个碳原子的烷基或烷氧基,其中这些基团中的一个或多个CH 2基团也可以独立地 彼此之间被-CH = CH - , - O - ,-S - , - IMA,-CO-,-CO-O-,-O-CO-或-O-CO- 氧原子彼此不直接相连的方式,X1,Y1和Z1各自独立地为N或CF,X2,Y2和Z2各自独立地为N,CF或CH,n为 是0,1或2,条件是基团X1,Y1和Z1中的至少一个是N,可以用作电光显示器的液晶介质的组分。
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公开(公告)号:US06303194B1
公开(公告)日:2001-10-16
申请号:US09452166
申请日:1999-12-01
IPC分类号: C09K1934
CPC分类号: C09K19/3068 , C07C13/28 , C07C381/00 , C07C2601/14 , C09K19/0403 , C09K19/3003 , C09K19/3028 , C09K19/3066 , C09K19/3402 , C09K2019/0407 , C09K2019/0414 , C09K2019/0444 , C09K2019/3422 , Y10T428/10
摘要: The invention relates to acetylene derivatives of the formula I in which n, m, R1, R2, X1, X2, X3, X4, Z1, Z2, A1, A2, Q, Y1 and Y2 are as defined below, wherein at least one of the groups X1, X2, X3 and X4 is —C≡C—R3, R3 is H, alkyl(C1-C8), Cl, CN, SF5 or CF3.
摘要翻译: 本发明涉及式Iin的炔属衍生物,其中n,m,R1,R2,X1,X2,X3,X4,Z1,Z2,A1,A2,Q,Y1和Y2如下所定义,其中至少一个 基团X 1,X 2,X 3和X 4是-C = C-R 3,R 3是H,烷基(C 1 -C 8),Cl,CN,SF 5或CF 3。
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公开(公告)号:US20050092966A1
公开(公告)日:2005-05-05
申请号:US10503476
申请日:2003-01-07
IPC分类号: G02F1/13 , C09K19/12 , C09K19/14 , C09K19/20 , C09K19/30 , C09K19/42 , C09K19/44 , C09K19/46 , C09K19/34
CPC分类号: C09K19/46 , C09K19/42 , C09K19/44 , C09K2019/123 , C09K2019/3004 , C09K2019/301 , C09K2019/3016 , C09K2019/3077 , Y10T428/10 , Y10T428/1036
摘要: The instant invention relates to liquid crystalline media comprising a dielectrically positive component, component A, consisting of dielectrically positive compounds, comprising one or more compounds of formula I and one or more compounds of formula II wherein the parameters have the meaning given in the specification and to liquid crystal displays comprising these media, especially to active matrix displays.
摘要翻译: 本发明涉及包含介电阳性组分的组分A,组分A由介电阳性化合物组成,包含一种或多种式I化合物和一种或多种式II化合物,其中参数具有本说明书中给出的含义和 包括这些介质的液晶显示器,特别是有源矩阵显示器。
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公开(公告)号:US06203724B1
公开(公告)日:2001-03-20
申请号:US09453538
申请日:1999-12-03
IPC分类号: C09K1934
CPC分类号: C09K19/3048 , C07C13/28 , C07C69/013 , C07C69/608 , C07C69/757 , C07C2601/14 , C09K19/3028 , C09K19/3059 , C09K19/3068 , C09K19/3402 , C09K19/406 , C09K19/42 , C09K2019/0444 , C09K2019/0459 , C09K2019/0496 , C09K2019/3422
摘要: The invention relates to cyclohexane derivatives of the formula I in which R, R1, R2, R3, A, A1, A2, A3, Z, Z1, Z2, Z3, B, B1, X, p, m, n, r and s are as defined above.
摘要翻译: 本发明涉及式Iin的环己烷衍生物,其中R,R1,R2,R3,A,A1,A2,A3,Z,Z1,Z2,Z3,B,B1,X,p,m,n,r和s 如上所述。
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公开(公告)号:US6146720A
公开(公告)日:2000-11-14
申请号:US412566
申请日:1999-10-05
申请人: Axel Pausch , Eike Poetsch , Kazuaki Tarumi , Anja Huth , Andreas Wachtler , Andreas Beyer , Brigitte Schuler , Volker Reiffenrath , Matthias Bremer , Michael Kompter
发明人: Axel Pausch , Eike Poetsch , Kazuaki Tarumi , Anja Huth , Andreas Wachtler , Andreas Beyer , Brigitte Schuler , Volker Reiffenrath , Matthias Bremer , Michael Kompter
CPC分类号: C09K19/0403 , C09K19/3001 , C09K19/42 , C09K19/46 , C09K2019/0407 , C09K2019/0414 , Y10T428/10
摘要: The invention relates to an electro-optical liquid-crystal display having a realignment layer for realigning the liquid crystals whose field has a significant component parallel to the liquid-crystal layer and which contains a liquid-crystalline medium of positive dielectric anisotropy, where the medium comprises at least one mesogenic compound containing a 3,4,5-trifluorophenyl group and/or comprises at least one mesogenic compound [lacuna] a structural unit of the formula 2 ##STR1## in which A is O or CH,Z is --COO-- or a single bondL.sup.1 is F or, if A is O, is alternatively H, andL.sup.2 is H or F.
摘要翻译: 本发明涉及一种电光液晶显示器,其具有重新排列液晶的重新对准层,该液晶具有平行于液晶层的显着分量,并且含有正介电各向异性的液晶介质,其中介质 包含至少一种含有3,4,5-三氟苯基的介晶化合物和/或包含至少一种介晶化合物[lacuna]式2的结构单元,其中A为O或CH,Z为-COO-或 单键L1为F,或者如果A为O,则为H,L2为H或F.
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公开(公告)号:US5993691A
公开(公告)日:1999-11-30
申请号:US875745
申请日:1997-08-04
申请人: Axel Pausch , Eike Poetsch , Kazuaki Tarumi , Anja Huth , Andreas Wachtler , Andreas Beyer , Brigitte Schuler , Volker Reiffenrath , Matthias Bremer , Michael Kompter
发明人: Axel Pausch , Eike Poetsch , Kazuaki Tarumi , Anja Huth , Andreas Wachtler , Andreas Beyer , Brigitte Schuler , Volker Reiffenrath , Matthias Bremer , Michael Kompter
IPC分类号: G02F1/13 , C09K19/04 , C09K19/30 , C09K19/34 , C09K19/42 , C09K19/46 , C09K19/12 , C09K19/20 , G02F1/1337
CPC分类号: C09K19/3001 , C09K19/0403 , C09K19/42 , C09K19/46 , C09K2019/0407 , C09K2019/0414
摘要: The invention relates to an electro-optical liquid-crystal display having a realignment layer for realigning the liquid crystals whose field has a significant component parallel to the liquid-crystal layer and which contains a liquid-crystalline medium of positive dielectric anisotropy, where the medium comprises at least one mesogenic compound containing a 3,4,5-trifluorophenyl group and/or comprises at least one mesogenic compound [lacuna] a structural unit of the formula 2 ##STR1## in which A is O or CH,z is --COO-- or a single bondL.sup.1 is F or, if A is O, is alternatively H, andL.sup.2 is H or F.
摘要翻译: PCT No.PCT / EP96 / 00239 Sec。 371日期:1997年8月4日 102(e)日期1997年8月4日PCT 1996年1月22日PCT公布。 WO96 / 23851 PCT出版物 日期:1996年8月8日本发明涉及一种电光液晶显示器,其具有用于重新排列具有与液晶层平行的显着分量的液晶的重新对准层,并且包含正电介质的液晶介质 各向异性,其中介质包含至少一种含有3,4,5-三氟苯基的介晶化合物和/或包含至少一种介晶化合物[lacuna]式2的结构单元,其中A是O或CH,z是 -COO-或单键L1为F,或者如果A为O,则为H,L2为H或F.
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公开(公告)号:US07744968B2
公开(公告)日:2010-06-29
申请号:US12067220
申请日:2006-08-16
IPC分类号: C09K19/32 , C09K19/30 , C07C43/225 , C07C25/24
CPC分类号: C09K19/32 , C09K19/30 , C09K2019/327 , Y10T428/10
摘要: The present invention relates to cyclobutane and spiro[3.3]heptane compounds, to a process for the preparation thereof, to the use thereof as components in liquid-crystalline media, and to electro-optical display elements which contain these liquid-crystalline media.
摘要翻译: 本发明涉及环丁烷和螺[3.3]庚烷化合物,其制备方法,其作为液晶介质中的组分的用途以及含有这些液晶介质的电光显示元件。
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公开(公告)号:US08168081B2
公开(公告)日:2012-05-01
申请号:US12373398
申请日:2007-07-17
申请人: Melanie Klasen-Memmer , Georg Bernatz , Izumi Saito , Matthias Bremer , Lars Lietzau , Volker Reiffenrath
发明人: Melanie Klasen-Memmer , Georg Bernatz , Izumi Saito , Matthias Bremer , Lars Lietzau , Volker Reiffenrath
CPC分类号: C09K19/3098 , C09K19/12 , C09K19/42 , C09K19/44 , C09K2019/0407 , C09K2019/0448 , C09K2019/3027 , Y10T428/10
摘要: The invention relates to a liquid-crystalline medium based on a mixture of dielectrically negative, polar compounds which comprises at least one compound of the formula I in which the parameters have the meanings indicated in claim 1, to the use thereof in an electro-optical display, particularly in an active-matrix display based on the VA, ECB, PALC, FFS or IPS effect, and to displays of this type.
摘要翻译: 本发明涉及一种基于介电负极性化合物的混合物的液晶介质,其包含至少一种其中具有权利要求1所示含义的参数的至少一种式I化合物在电光学中的用途 显示,特别是在基于VA,ECB,PALC,FFS或IPS效果的有源矩阵显示器中,以及这种类型的显示器。
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公开(公告)号:US20080206490A1
公开(公告)日:2008-08-28
申请号:US12067220
申请日:2006-08-16
IPC分类号: C09K19/00 , C07C49/533 , C07C25/00 , C07C33/00 , C07C43/225 , C09K19/30
CPC分类号: C09K19/32 , C09K19/30 , C09K2019/327 , Y10T428/10
摘要: The present invention relates to cyclobutane and spiro[3.3]heptane compounds, to a process for the preparation thereof, to the use thereof as components in liquid-crystalline media, and to electro-optical display elements which contain these liquid-crystalline media.
摘要翻译: 本发明涉及环丁烷和螺[3.3]庚烷化合物,其制备方法,其作为液晶介质中的组分的用途以及含有这些液晶介质的电光显示元件。
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