| 摘要 |
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 <IMAGE> wherein R is (CH2)lR1 or -CH2)m(CF2)nCFZ1Z2 in which R1 is oxygen-containing fluoroalkyl, Z1 and Z2 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 <IMAGE> wherein R2 is lower alkyl, and 0 to 80% by weight of a structural unit represented by the formula <IMAGE> wherein X is hydroxyl or carboxyl and p is an integer of 1 to 5.
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