Terminal polyvinyl functional macromers, polymers thereof...

Details Terminal polyvinyl functional macromers, polymers thereof... Terminal polyvinyl functional macromers, polymers thereof...

C - Chemistry, Metallurgy

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C08G 77/38 (2006.01) C08F 230/08 (2006.01) C08F 290/14 (2006.01) C08F 299/08 (2006.01) C08G 18/61 (2006.01) C08G 18/81 (2006.01) G02B 1/04 (2006.01)

Patent

CA 1286443

Terminal polyvinyl functional macromers, polymers thereof and contact lenses made therefrom Abstract Disclosed is a poly-unsaturated polysiloxane of the formula I, Image (I) wherein at least three of A are a reactive vinyl containing group as defined in the specification and the further variables are as defined in the specification. The invention concerns even polymers of those com- pounds and copolymers thereof with up to 95 % of one or more hydrophilic or hydrophobic reactive vinyl monomers, or mixture thereof. The respec- tive (co)polymers are suitable for the manufacture of contact lenses.

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