Soft ocular lens material

摘要

A soft ocular lens material prepared by copolymerizing copolymer components consisting essentially of: (A) from 5 to 70 parts by weight of a fluorine-containing (meth)acrylate; (B) from 5 to 60 parts by weight of an alkoxy-containing (meth)acrylate; (C) from 3 to 45 parts by weight of a polysiloxane macromonomer having polymerizable groups at both terminals, of the formula I: <IMAGE> (I) (D) from 3 to 40 parts by weight of a polysiloxane macromonomer having polymerizable groups bonded via one or two urethane bonds to the siloxane main chain, of the formula II: <IMAGE> (II)