Patent ID: 7538146
Filing Date: 2009-05-26
Classification: A61L,B29C,B29L,C08G,C08L,G02B

Abstract:
1. A contact lens comprising a polymeric material formed from a prepolymerization mixture including: (a) at least one siloxane-containing macromer, wherein said at least one siloxane-containing macromer comprises a hydrophilic group, a polydimethylsiloxane segment and a poly(disubstituted siloxane) segment including a substituent selected from the group consisting of a partly fluorinated alkyl, an alkenyl, an aryl, a cyanoalkyl, an aminoalkyl, a hydroxyalkyl, alk-NH-alk-NH (b) at least one hydrophilic monomer; and (c) a cross-linking agent,