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    Colorant for ocular lenses and colored ocular lens using the colorant
    4.
    发明公开
    Colorant for ocular lenses and colored ocular lens using the colorant 有权
    FarbstofffürOkularlinsen sowie mit diesem FarbstoffgefärbteLinse

    公开(公告)号：EP1431350A1

    公开(公告)日：2004-06-23

    申请号：EP03029323.7

    申请日：2003-12-18

    申请人： Nidek Co., Ltd.

    发明人： Nakahata, Yoshihiro ,  Nishimura, Shigeru ,  Sunada, Tsutomu ,  Miki, Sadao ,  Kuwahara, Masaki

    IPC分类号： C09B69/10 ,  A61F2/16

    CPC分类号： C09B69/106

    摘要： A colorant for ocular lenses represented by the following formula (1):
    wherein A and B are each selected from the group consisting of halogens, a cyano group, a nitro group, alkyl groups, alkylsulfonyl groups and alkoxy groups; R represents a linear or branched alkylene having 1 to 5 carbon atoms; and Z is selected from the group consisting of a (meth)acryl group, a vinyl group, an allyl group and a chemical structure having such a polymerizable group.

    摘要翻译： 由下式（1）表示的眼镜用着色剂：其中A和B各自选自卤素，氰基，硝基，烷基，烷基磺酰基和烷氧基; R表示具有1至5个碳原子的直链或支链亚烷基; Z选自（甲基）丙烯酰基，乙烯基，烯丙基和具有这样的聚合性基团的化学结构。