METHYL METHACRYLATE,N-VINYL PYRROLIDON AND 2-METHACRYLOILOXIMETHYLHEPTAMETHYLTRISYLOXAN COPOLYMER AS A MATERIAL FOR EYESIGHT CORRECTION CONTACT LENS

摘要

copolymer метилметакрилата, - винилпирролидона and 2 - метакрилоилоксиметилгептаметилтрисилоксана general formula where x 10 - 16, 10 - 14z 10 - 16 and the p 2 - 4 as the material for the contact lens