Hydrophilic acrylate copolymer compositions for composite...

C - Chemistry – Metallurgy – 08 – L

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88/40, 400/4014,

C08L 33/14 (2006.01) C08K 5/00 (2006.01) G02C 7/04 (2006.01)

Patent

CA 1060131

Abstract of the Disclosure A composition suitable for forming into a contact lens compris- ing a hydrophilic copolymer consisting essentially of from 10 to 95% by weight of a hydroxyalkyl acrylate or methacrylate, from 5 to 90% by weight of an alkoxy alkyl acrylate or methacrylate, and up to 10% by weight of a cross linking agent, from 0.1 to 1.0% by weight of a catalyst, and up to 40% by weight of a water soluble inert substance dissolved throughout said copolymer.

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