Patent ID: 8048154
Filing Date: 2011-11-01
Classification: A61F,A61L,G02B,Y10T

Abstract:
1. A polymeric ophthalmic or otorhinolaryngological device material formed by polymerizing a composition comprising a) 70 to 98% (w/w) of a monofunctional acrylate or methacrylate monomer of formula [1]: wherein B=—O(CH R n=0-12; A=C and m=0-18; b) a difunctional acrylate or methacrylate 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 5% (w/w) of a hydrophilic side-chain macromer of formula e=1-50; X=—O—, NH—, —N(CH Y=—H, —(CH p=1-12; q=1-230; R R