Patent ID: 7279538

Claim:
A polymeric composition comprising a copolymer of a polysiloxane prepolymer, another monomer and units of a cross-linking agent, wherein the polysiloxane prepolymer has a formula of wherein R 1 groups are the same or different and are selected from the group consisting of C 1 -C 10 alkyl and C 1 -C 10 haloalkyl; R 2 is selected from the group consisting of C 1 -C 10 alkyl and C 1 -C 10 haloalkyl; R 3 and R 4 are independently selected from the group consisting of phenyl, cumenyl, mesityl, tolyl, xylyl, benzyl, benzhydryl, cinnamyl, phenethyl, styryl, trityl, naphthyl, anthryl, phenanthryl, chrysyl, and derivatives thereof; R 5 is selected from the group consisting of R 1 and R 4 ; D 1 and D 2 are the same or different and are selected from the group consisting of direct bonds, saturated and unsaturated straight C 1 -C 10 hydrocarbon divalent groups, saturated and unsaturated branched C 3 -C 10 hydrocarbon divalent groups, cyclic C 3 -C 10 hydrocarbon divalent groups, with or without one or more heteroatoms therein; Z is a functional group selected from the group consisting of vinyl, allyl, acryloyl, acryloyloxy, methacryloyl, methacryloyloxy, epoxide, isocyanate, isothiocyanate, amino, hydroxyl, anhydride, carboxylic, and combinations thereof; m, n, and p are integers in the range from 1 to, and including, 1000; and (2p+n)/(2m+n)≧0.25; and wherein said another monomer is selected from the group consisting of aromatic monomers, alkyl monomers, hydrophilic monomers, or combinations thereof.