Patent ID: 8293858
Filing Date: 2012-10-23
Classification: C08F

Abstract:
1. An intraocular lens comprising a polymeric device material, wherein the polymeric device material has an equilibrium water content of: 0.5 to 3 weight percent and is formed by polymerizing a composition comprising a) 75 to 97% (w/w) of a monofunctional monomer of formula [1]: wherein B═O(CH R n=0-12; A=C and m=0-22; b) a difunctional cross-linking monomer of formula [2]: wherein R W, W′ independently═O(CH J=(CH d=0-12; a=1-12; and b=1-24; and c) 1 to 8% (w/w) of a macromer of formula [3]: wherein: D=OCH E=nothing, O(CH n=2-12; R p=10-100.