STN liquid-crystal display
    2.
    发明授权
    STN liquid-crystal display 有权
    STN液晶显示

    公开(公告)号:US06569503B1

    公开(公告)日:2003-05-27

    申请号:US09563905

    申请日:2000-05-04

    IPC分类号: C09K1930

    摘要: The invention relates to supertwist liquid-crystal displays (SLCDs) having very short response times and good steepnesses and angle dependencies, and to the novel nematic liquid-crystal mixtures used therein, which are distinguished in that they comprise at least one compound of the formula IA and at least one compound of the formula IB and/or at least one compound of the formula IC in which Ra, Rb, Rc, Rd, Re, Z, L, q and c have the meaning given.

    摘要翻译: 本发明涉及具有非常短的响应时间和良好的陡度和角度依赖性的超扭曲液晶显示器(SLCD),以及其中使用的新型向列液晶混合物,其特征在于它们包含至少一种式 IA和至少一种式IB的化合物和/或至少一种式Ic的化合物,其中Ra,Rb,Rc,Rd,Re,Z,L,q和c具有给定的含义。

    STN liquid-crystal display
    3.
    发明授权
    STN liquid-crystal display 有权
    STN液晶显示

    公开(公告)号:US06183821B2

    公开(公告)日:2001-02-06

    申请号:US09200463

    申请日:1998-11-27

    IPC分类号: C09K1934

    摘要: Supertwist liquid-crystal displays (SLCDs) with outstanding properties are obtained if the nematic liquid-crystal mixtures used therein comprise one or more compounds of the formula IA and one or more compounds of the formula IB Ra is alkyl, alkoxy, alkenyl or alkenyloxy having 1 to 12 carbon atoms, Rb is alkyl or alkoxy having 1 to 5 carbon atoms, Z is —COO —CH2CH2— or a single bond, and  are each, independently of one another,  and one of the rings  may alternatively be R3 is an alkenyl group having 2 to 7 carbon atoms, R4 is as defined for Ra in the formula IA, and c is 0 or 1.

    摘要翻译: 如果其中使用的向列型液晶混合物包含一种或多种式IA化合物,并且一种或多种式IBRa的化合物是具有1至6个碳原子的烷基,烷氧基,链烯基或烯氧基,则获得具有突出特性的超扭曲液晶显示器(SLCD) 12个碳原子,R b是具有1至5个碳原子的烷基或烷氧基,Z是-COO -CH 2 CH 2 - 或单键,并且各自彼此独立地,并且一个环可以是R 3是具有 2至7个碳原子,R 4如式IA中的R a所定义,并且c为0或1。

    STN liquid-crystal display
    7.
    发明授权
    STN liquid-crystal display 失效
    STN液晶显示

    公开(公告)号:US6063456A

    公开(公告)日:2000-05-16

    申请号:US127808

    申请日:1998-08-03

    摘要: Supertwist liquid-crystal displays (SLCDs) with outstanding properties are obtained if the nematic liquid-crystal mixtures used therein comprise at least one compound selected from the formulae 1A and 1B ##STR1## and at least one compound of the formula 1C ##STR2## in which R.sup.a is alkyl, alkoxy, alkenyl or alkenyloxy having 1 to 12 carbon atoms,R.sup.b is alkyl or alkoxy having 1 to 5 carbon atoms,Z is --COO--, --CH.sub.2 CH.sub.2 -- or a single bond, andL.sup.a, L.sup.b, L.sup.c, L.sup.d, L.sup.e, L.sup.f, L.sup.g, and L.sup.h in each case independently of one another are H or F,with the proviso that the 1,4-phenylene rings carry not more than 2 fluorine atoms per ring,R.sup.3 is an alkenyl group having 2 to 7 carbon atoms,R.sup.4 is R.sup.a or R.sup.3 andc is 0 or 1.

    摘要翻译: 如果其中使用的向列液晶混合物包含至少一种选自式1A和1B的化合物和至少一种其中R a是烷基的烷氧基的式1C化合物,则获得具有突出特性的超扭曲液晶显示器(SLCD) ,具有1至12个碳原子的烯基或烯氧基,R b是具有1至5个碳原子的烷基或烷氧基,Z是-COO - , - CH 2 CH 2 - 或单键,并且La,Lb,Lc,Ld,Le,Lf, Lg和Lh各自独立地为H或F,条件是1,4-亚苯基环每个环上携带不多于2个氟原子,R3是具有2至7个碳原子的烯基,R4 是R a或R 3,c是0或1。