Material used for optical devices

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...

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523107, C08F 3008

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active

046458115

ABSTRACT:
A material adapted to be used as a contact lens is made from a solid copolymer. The copolymer is made from an alkyl acrylate ester, an organosiloxane ester and a proteinaceous inhibiting wetting mixture of N-(1,1-dimethyl-3-oxobutyl)acrylamide and one or more acids selected from the group consisting of acrylic and methacrylic acid.

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