Patent ID: 7947849

Claim:
An ophthalmic device material comprising (i) a UV absorber of formula [I] wherein: R 1 ═H, CH 3 , CH 3 CH 2 , (CH 3 ) 2 CH, CH 3 CH 2 CH 2 , HOCH 2 , CH 2 F, (CH 3 ) 3 C, (CH 3 ) 3 COCH 2 , HOC(O)CHOCH 3 , C(O)OH, CH 3 OC(O)CHNH 2 CH 2 , CH 3 CH 2 OC(O)(CH 2 ) 2 , (CH 3 O) 2 CH, (CH 3 ) 2 CHOC(O), CH 3 CH 2 OC(O), CH 3 OC(O), (CH 3 CH 2 O) 2 CH, CH 3 OC(O)(CH 2 ) 2 , CH 3 OC(O)CH 2 NHCH 2 , CH 3 CH 2 OC(O)CH 2 , C 6 H 5 , C 6 H 4 OH, C 6 H 5 CH 2 , C 6 H 4 CNCH 2 , C 6 H 4 NO 2 , C 6 H 4 NH 2 CH 2 , CH 2 CH 2 CHOC(O), CH 2 ═CHC(O)OCH 2 , CH 2 ═CCH 3 C(O)OCH 2 , CH 2 ═CHC(O)OCH 2 CH 2 NHC(O), CH 2 ═CCH 3 C(O)OCH 2 CH 2 NHC(O), CH 2 ═CHC(O)OCH 2 CH 2 NHC(O)OCH 2 , or CH 2 ═CCH 3 C(O)OCH 2 CH 2 NHC(O)OCH 2 ; R 2 , R 3 , and R 4 independently ═H, OH, CH 3 O, CH 3 CH 2 O, CH 3 CH 2 CH 2 O, (CH 3 ) 2 CHO, (CH 3 ) 3 CO, CH 3 C(O)O, C 6 H 5 CH 2 O, HOCH 2 CH 2 O, HOCH 2 CH 2 CH 2 O, CH 2 ═CHC(O)OCH 2 CH 2 O, or CH 2 ═CCH 3 C(O)OCH 2 CH 2 O CH 2 ═CCH 3 C(O)O, CH 2 ═CHC(O)O, CH 2 ═CHC(O)OCH 2 CH 2 NHC(O), CH 2 ═CCH 3 C(O)OCH 2 CH 2 NHC(O) CH 2 ═CHC(O)OCH 2 CH 2 NHC(O)OCH 2 CH 2 O, or CH 2 ═CCH 3 C(O)OCH 2 CH 2 NHC(O)OCH 2 CH 2 O; or R 2 ═H and R 3 and R 4 taken together form a methylenedioxy group; and provided that only one of R 1 , R 2 , R 3 , and R 4 must contain a methacrylate or acrylate moiety, and (ii) a device-forming monomer selected from the group consisting of acrylic monomers and silicone-containing monomers.