Silicone-sulfone and silicone-fluorocarbon-sulfone gas...

Details Silicone-sulfone and silicone-fluorocarbon-sulfone gas... Silicone-sulfone and silicone-fluorocarbon-sulfone gas...

G - Physics

02

C

18/106, 402/27,

G02C 7/04 (2006.01) C08F 230/08 (2006.01) G02B 1/04 (2006.01)

Patent

CA 1222845

SILICONE-SULFONE AND SILICONE-FLUOROCARBON-SULFONE GAS PERMEABLE CONTACT LENSES AND COMPOSITIONS THEREOF ABSTRACT Highly oxygen permeable hard and semi-hard contact lenses are made from the copolymer of ethylenically unsaturated siloxane ester, ethylenically unsaturated fluorocarbon ester and ethylenically unsaturated sulfone monomer and methods for the polymerization thereof.

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