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    Organic materials
    1.
    发明授权
    Organic materials 失效
    有机材料

    公开(公告)号：US4464282A

    公开(公告)日：1984-08-07

    申请号：US411095

    申请日：1982-08-24

    申请人： Kenneth J. Harrison ,  Edward P. Raynes ,  Frances C. Saunders ,  David J. Thompson

    发明人： Kenneth J. Harrison ,  Edward P. Raynes ,  Frances C. Saunders ,  David J. Thompson

    IPC分类号： C09B1/58 ,  G02F1/13 ,  C09K3/34

    CPC分类号： C09B1/58 ,  C09B1/585

    摘要： A material suitable for a guest-host liquid crystal device comprises a solution of a liquid crystal material and a pleochroic dye wherein the pleochroic dye comprises at least one anthraquinone compound free from water solubilizing and ionic substituents and having the formula: ##STR1## wherein P is OH or NH.sub.2 ; each group X.sup.A is independently selected from OH, NO.sub.2, SR and NZ.sub.1 Z.sub.2 provided that one group X.sup.A is SR and the other group X.sup.A is OH, NO.sub.2 or NZ.sub.1 Z.sub.2 is 1 or 2; each group Q.sub.1 is independently alkyl having from 1 to 20 carbon atoms; each group R is independently selected from alkyl having from 1 to 20 carbon atoms, aryl having up to 15 carbon atoms and cycloalkyl having from 4 to 8 carbon atoms.

    摘要翻译： 适用于客体主体液晶装置的材料包括液晶材料和多色染料的溶液，其中多色染料包含至少一种不含水溶解和离子取代基的蒽醌化合物，具有下式：其中P 是OH或NH 2; 只要一组XA为SR，另一组XA为OH，NO2或NZ1Z2为1或2，则各基团XA独立地选自OH，NO 2，SR和NZ 1 Z 2。 每个基团Q1独立地为具有1至20个碳原子的烷基; 每个基团R独立地选自具有1至20个碳原子的烷基，具有至多15个碳原子的芳基和具有4至8个碳原子的环烷基。

    Liquid crystal compositions with pleochroic anthraquinone dyes
    2.
    发明授权
    Liquid crystal compositions with pleochroic anthraquinone dyes 失效
    具有多色性蒽醌染料的液晶组合物

    公开(公告)号：US4405211A

    公开(公告)日：1983-09-20

    申请号：US287118

    申请日：1981-07-27

    申请人： Kenneth J. Harrison ,  Edward P. Raynes ,  Frances C. Saunders ,  David J. Thompson

    发明人： Kenneth J. Harrison ,  Edward P. Raynes ,  Frances C. Saunders ,  David J. Thompson

    IPC分类号： C09K19/00 ,  C09B1/58 ,  C09K19/06 ,  C09K19/60 ,  G02F1/13 ,  G02F1/137 ,  G02F1/139 ,  C09K3/34

    CPC分类号： C09B1/58 ,  C09K19/603

    摘要： A material suitable for a guest-host liquid crystal device comprises a solution of a liquid crystal material and a pleochroic dye wherein the pleochroic dye comprises at least one compound having a formula: ##STR1## wherein: R represents a group selected from optionally substituted alkyl and optionally substituted monocyclic aryl;Q represents a group selected from halo, OH, --NO.sub.2, alkyl, aryl and --NR.sub.1 R.sub.2, wherein each of R.sub.1 and R.sub.2 independently represents a group selected from H, alkyl and aryl;x represents an integer from 1 to 4; andy represents an integer from 0 to 4;x+y being in the inclusive range 2 to 4;provided that when x+y=2, x=1 and y=1.

    摘要翻译： 适用于客体主体液晶装置的材料包括液晶材料和多色染料的溶液，其中双色染料包含至少一种具有下式的化合物：其中：R代表所选的基团 从任选取代的烷基和任选取代的单环芳基; Q表示选自卤素，OH，-NO 2，烷基，芳基和-NR 1 R 2的基团，其中R 1和R 2各自独立地表示选自H，烷基和芳基的基团; x表示1〜4的整数， y表示0〜4的整数。 x + y在2〜4的范围内; 条件是当x + y = 2时，x = 1和y = 1。

    Liquid crystal compositions with pleochroic anthraquines dyes
    5.
    发明授权
    Liquid crystal compositions with pleochroic anthraquines dyes 失效
    具有多色性炭疽染料的液晶组合物

    公开(公告)号：US4496221A

    公开(公告)日：1985-01-29

    申请号：US352060

    申请日：1982-02-24

    申请人： Kenneth J. Harrison ,  Edward P. Raynes ,  Frances C. Saunders ,  David J. Thompson

    发明人： Kenneth J. Harrison ,  Edward P. Raynes ,  Frances C. Saunders ,  David J. Thompson

    IPC分类号： C09K19/12 ,  C09B1/58 ,  C09K19/60 ,  C09K3/34 ,  G02F1/13

    CPC分类号： C09K19/603 ,  C09B1/58

    摘要： A material suitable for a guest-host liquid crystal device comprises a soion of a liquid crystal material and a pleochroic dye where in the pleochroic dye comprises at least one anthrquinone compound free from water solubilizing and ionic substituents and having the formula: ##STR1## wherein Q is NH.sub.2, OH, alkyl, aryl, NO.sub.2 or halo;n is 0 to 4;each X independently is H, --SR, --NZ.sub.1 Z.sub.2 or Q;each R independently is alkyl, aryl or cycloalkyl;Z.sub.1 and Z.sub.2 are independently H, alkyl, cycloalkyl or aryl; provided that there are at least two groups X which are different --SR groups.

    摘要翻译： 适用于宾主液晶装置的材料包括液晶材料和多色染料的溶液，其中多色染料包含至少一种不含水溶性和离子取代基的蒽醌化合物，具有下式： 其中Q是NH 2，OH，烷基，芳基，NO 2或卤素; n为0〜4; 每个X独立地是H，-SR，-NZ1Z2或Q; 每个R独立地是烷基，芳基或环烷基; Z 1和Z 2独立地为H，烷基，环烷基或芳基; 条件是存在至少两个不同-SR基团的基团X。