Contact lenses from highly permeable siloxane polyol material

Details Contact lenses from highly permeable siloxane polyol material Contact lenses from highly permeable siloxane polyol material

C - Chemistry, Metallurgy

08

G

C08G 18/81 (2006.01) C07H 15/00 (2006.01) C07H 23/00 (2006.01) C08G 18/48 (2006.01) C08G 18/61 (2006.01) C08G 18/71 (2006.01) G02B 1/04 (2006.01) G02C 7/04 (2006.01)

Patent

CA 2177936

The present invention provides soft contact lenses adopted for placement over the cornea or in the eye which have a high oxygen permeability, a low water content and excellent mechanical properties. Moreover, the lenses of the instant invention have excellent protein and lipid deposition resistance relative to conventional contact lenses. Such lenses having the properties mentioned above comprises a prepolymer which contains an alkoxylate glucoside that is derivatized with at least one polysiloxane compound. The prepolymer is then placed in a suitable mold and polymerized by exposure to ultraviolet light.

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