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    • 10. 发明授权
    • Material for contact lenses
    • 隐形眼镜材料
    • US4665144A
    • 1987-05-12
    • US808071
    • 1985-12-12
    • Akira OhmoriNobuyuki Tomihashi
    • Akira OhmoriNobuyuki Tomihashi
    • C08F20/22G02B1/04C08F20/24
    • C08F20/22G02B1/043
    • This invention provides a material for contact lenses comprising a polymer having 10 to 100 5 by weight of a structural unit represented by the formula ##STR1## wherein R is (CH.sub.2).sub.l R.sup.1 or --CH.sub.2).sub.m (CF.sub.2).sub.n CFZ.sup.1 Z.sup.2 in which R.sup.1 is oxygen-containing fluoroalkyl, Z.sup.1 and Z.sup.2 are the same or different and each hydrogen, fluorine or fluoroalkyl, l is an integer of 1 to 5, m is an integer of 1 to 4 and n is 0 or an integer of 1 to 10, 0 to 60% by weight of a structural unit represented by the formula ##STR2## wherein R.sup.2 is lower alkyl, and 0 to 80% by weight of a structural unit represented by the formula ##STR3## wherein X is hydroxyl or carboxyl and p is an integer of 1 to 5.
    • 本发明提供了一种隐形眼镜材料,其包含具有10至100重量%的由式(IMAGE)表示的结构单元的聚合物,其中R是(CH 2)1 R 1或-CH 2)m(CF 2)n CFZ 1 Z 2,其中R 1是氧 含氟氟烷基,Z 1和Z 2相同或不同,各氢,氟或氟烷基,l为1〜5的整数,m为1〜4的整数,n为0或1〜10的整数, 至60重量%的由式“IMAGE”表示的结构单元,其中R 2是低级烷基,0至80重量%的由下式表示的结构单元:其中X是羟基或羧基,p是 1〜5的整数。