首页> 外国专利> Liquid crystal medium with helical twisted structure, for electrooptical purposes e.g. cholesteric, surface- or polymer-stabilized cholesteric flexoelectric or active matrix display, contains chiral compound and 2 types of nematic compound

Liquid crystal medium with helical twisted structure, for electrooptical purposes e.g. cholesteric, surface- or polymer-stabilized cholesteric flexoelectric or active matrix display, contains chiral compound and 2 types of nematic compound

机译：具有螺旋扭曲结构的液晶介质，用于电光目的，例如胆甾型，表面稳定或聚合物稳定的胆甾型柔性电或有源矩阵显示器，包含手性化合物和两种向列化合物

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Liquid crystal (LC) medium with helical twisted structure contains an optically active component comprising chiral compound(s) of twisting power and concentration giving medium a helix pitch = 1 mu m and a nematic component comprising 2 types of 2- or 3-ring 1-fluoro-, -chloro-, -haloalk(en)yl or -haloalkoxy-4-substituted-benzene compounds, comprising compound(s) (I) with cyclohexyl and/or phenyl rings and (II) with 1,3-dioxan-2-yl or 5-cyclohexyl-1,3-dioxan-2-yl rings. Liquid crystal (LC) medium with helical twisted structure contains an optically active component comprising chiral compound(s) of twisting power and concentration giving medium a helix pitch = 1 mu m and a nematic component comprising 2 types of 2- or 3-ring 1-fluoro-, -chloro-, -haloalk(en)yl or -haloalkoxy-4-substituted-benzene compounds, comprising compound(s) of formula (I) with cyclohexyl and/or phenyl rings and of formula (II) with 1,3-dioxan-2-yl or 5-cyclohexyl-1,3-dioxan-2-yl rings; A 1, A 2 independently : trans-1,4-cyclohexylene, 1,4-phenylene or 2-fluoro- or 2,6-difluoro-1,4-phenylene; Z 1, Z 2 : a single bond or bridging group; X 0 : F, Cl or 1-6 C haloalk(en)yl or haloalkoxy; a, b : 0 or 1 The full definitions are given in the DEFINITIONS (Full Definitions) Field. [Image].

机译：具有螺旋形扭曲结构的液晶（LC）介质包含一种光学活性成分，该成分包含具有扭曲力和浓度的手性化合物，使介质的螺旋节距= 1μm，向列成分包含2种2环或3环1 -氟-，-氯-，-卤代烷（烯）基或-卤代烷氧基-4-取代的苯化合物，包括（I）具有环己基和/或苯环的化合物和（II）具有1,3-二恶烷的化合物-2-基或5-环己基-1,3-二恶烷-2-基环。具有螺旋形扭曲结构的液晶（LC）介质包含一种光学活性成分，该成分包含具有扭曲力和浓度的手性化合物，使介质的螺旋节距= 1μm，向列成分包含2种2环或3环1 -氟-，-氯-，-卤代烷（烯）基或-卤代烷氧基-4-取代的苯化合物，包含具有环己基和/或苯环的式（I）化合物和具有1的式（II）化合物，3-二氧杂-2-基或5-环己基-1,3-二氧杂-2-基环; A 1>，A 2>独立地：反式1,4-亚环己基，1,4-亚苯基或2-氟-或2,6-二氟-1,4-亚苯基; Z 1>，Z 2>：单键或桥基; X 0>：F，Cl或1-6个卤代烷（烯）基或卤代烷氧基; a，b：0或1完整定义在“定义（完整定义）”字段中给出。 [图片]。

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公开/公告号DE102004062962A1

专利类型
公开/公告日2005-08-04

原文格式PDF
申请/专利权人 MERCK PATENT GMBH;
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申请/专利号DE20041062962
发明设计人 SUERMANN JULIANE;
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申请日2004-12-28
分类号C09K19/42;C09K19/34;G02F1/1334;
国家 DE
入库时间 2022-08-21 22:00:41

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