| abstract |
A contact lens material comprising a first oxane alkane, as represented by formula (I):nâ–ˇnIn the formula (I), R1, R2 and R3 are C1-C4 alkyl groups, R4 is C1-C6 alkyl group, R5 is C1-C3 alkylene group, R6 is -OR7O- or -NH-, and R7 and R8 are C1-C2 alkyl group, and m is an integer of 1-2, n is an integer of 4-80; at least one hydrophilic monomer; a surfactant, which is a (meth)acrylic urethane Poloxamer; and a starter. |