Patent ID: 7652076

Claim:
A polymeric ophthalmic or otorhinolaryngological device material comprising a) a monofunctional acrylate or methacrylate monomer (1); b) a difunctional acrylate or methacrylate cross-linking monomer (2), and c) an acrylate or methacrylate terminated aromatic functional methacrylic or acrylic macromer (3) or an acrylate or methacrylate terminated aromatic functional methacrylic or acrylic macromer (4): wherein B=O(CH 2 ) n , NH(CH 2 ) n , or NCH 3 (CH 2 ) n ; D=Cl, Br, H, or —CH 2 C(═CH 2 )C(O)XY; E=H or CH 3 ; G=H, C(E)(CH 3 )C(O)X(CH 2 ) n H, C(E)(CH 3 )C(O)X(CH 2 CH 2 O) n CH 3 , or C(E)(CH 3 )C(O)X′Z′X′C(O)C(R′)=CH 2 ; R, R′ independently=H, CH 3 , or CH 2 CH 3 ; X, X′ independently=O(CH 2 ) n , NH(CH 2 ) n , NCH 3 (CH 2 ) n , O(CH 2 CH 2 O) n CH 2 , O(CH 2 CH 2 CH 2 O) n CH 2 , O(CH 2 CH 2 CH 2 CH 2 O) n CH 2 , or nothing; J=(CH 2 ) a , O(CH 2 CH 2 O) b , O, or nothing; n=0-6; Y=C 6 H 5 , (CH 2 ) m H, or (CH 2 ) m C 6 H 5 ; m=0-12; Z, Z′ independently=—(CH 2 ) a —, —(CH 2 CH 2 O) a , —(CH 2 CH 2 CH 2 CH 2 O) a —, —C 6 H 4 —, —C 6 H 4 C(CH 3 )(CH 3 )C 6 H 4 —, or —[(CH(CH 2 CH 3 )CH 2 )(CH 2 CH 2 )] q —; a=1-12; b=1-24; p=5-400; and q=1-80; and wherein the total amount of macromers (3) and (4) is at least 5% (w/w) of the device material, the total amount of monomer (1) is at least 35% (w/w) of the device material, for macromer (3) is such that M n for macromer (3) is 5,000-50,000 and p for macromer (4) is such that M n for macromer (4) is 1,000-10,000.