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Cured cellulose ester, method of curing same, and use thereof

  • US 4,395,496 A
  • Filed: 11/16/1981
  • Issued: 07/26/1983
  • Est. Priority Date: 11/16/1981
  • Status: Expired due to Fees
First Claim
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1. A shaped transparent contact lens of concavo-convex shape with the concave surface substantially conforming to the cornea of the eye, said lens being formed of a composition from the polymerization of a composition comprising an organic cellulose ester selected from the group of cellulose acetate, cellulose acetate butyrate, cellulose acetate propionate or mixtures thereof;

  • and a polymerizable ethylenically unsaturated silicone ester.

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  • 9 Assignments
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