Patent ID: 6287707
Filing Date: 2001-09-11
Classification: A61L,C08F,Y10T

Abstract:
A biocompatible lubricious, hydrophilic material which comprises a terpolymer of from 5 to 25 mole percent of a first monomer (1) having the formulaCH.sub.2.dbd.C(R)--CO--(--O--CH.sub.2 --CH.sub.2 --).sub.n1 --O--R.sup.1wherein R and R.sup.1 are independently H or CH.sub.3 and n.sub.1 is from 5 to 18; from 5 to 30 mole percent of a second monomer (2) having the formulaCH.sub.2.dbd.C(R)--CO--(--O--CH.sub.2 --CH.sub.2 --).sub.n2 --O--R.sup.1wherein R and R.sup.1 are independently H or CH.sub.3 and n.sub.2 is from 19 to 65; and from 45 to 90 mole percent of an alkyl methacrylate (3) having the formulaCH.sub.2.dbd.C(CH.sub.3)--CO.sub.2 --(CH.sub.2).sub.m --CH.sub.3wherein m is from 3 to 17.