Patent ID: 6184339
Filing Date: 2001-02-06
Classification: A61K,C08F,C08G,Y10S

Abstract:
A multifunctional moiety with pendant methacrylate groups selected from the group consisting of moieties of Formulas II, IIIa, IIIb, IIIc, IIId and IV: ##STR42##wherein J is a member of the group consisting of H and F, and m is an integer from 1 to 12, ##STR43##in Formulas II and IV, n ranges from 2 to sufficient to provide prepolymers having a weight average molecular weight of about 5000-30,000 and the end groups (not shown) are selected from the group consisting of acrylate, methacrylate, isocyanato (methacrylics, fumarates and maleates;in Formulas II, IIIa, IIIb, IIIc, IIId and IV, X is selected from the group consisting of moieties V and VI: ##STR44##R and R' are selected from the group consisting of moieties VII, VIII, IX, and X: ##STR45##wherein Z is selected from the group consisting of H and Br,--CH.sub.2 --(CF.sub.2).sub.x --CH.sub.2 -- IX,wherein x is an integer from 1 to 12, and ##STR46##group Y of moiety VII is selected from the group consisting of --H and --(CF.sub.2).sub.x F, wherein x is an integer from 1 to 12,R"" is selected from the group consisting of moieties XV, XVI, and XVII:--CH.sub.2 --(CF.sub.2).sub.x --E XV,wherein x is an integer from 1 to 16 and E is H or F, ##STR47##wherein A is H or --CH.sub.3,R'"" is selected from the group consisting of moieties XVIII, XIX, XX, XXa, XXI, XXII, XXIIa, and XXIIb: ##STR48##wherein x is an integer from 1 to 12, ##STR49##the polymerizable fluorinated acrylate and methacrylate prepolymers, moieties II, III, and IV contain 15 to 65% by mass fluorine; moieties II and IV may have weight average molecular weights from about 5000 up to about 30,000,R"""" is selected from the group consisting of:.paren open-st.CH.sub.2.paren close-st..sub.m H IIIe,wherein m is an integer from 1 to 18, ##STR50##