Patent ID: 7544722

Claim:
A block copolymer having a formula: wherein m is an integer from 0 to 100; n is an integer from 0 to 100; at least one of m and n≠0; In is an initiator group selected from the group consisting of hydrogen, C 1 -C 4 alkyl, and trimethyl silyl; a is 0 or 1; b is 0 or 1; x is an integer from 1 to 200; p is an integer from 0 to 75; R 1 is hydrogen or methyl; R 2 and R 3 are independently a cross-linking group, C 1 -C 10 alkyl, cyclopentyl, cyclohexyl, benzyl, toluyl, xylyl, or phenyl, wherein the cross-linking group is selected from the group consisting of epoxy, olefin, amine, aldehyde, and ester; L 1 is a linking group selected from the group consisting of C 3 -C 23 alkylene, R 4 is a biocidal group that is toxic to organisms that cause fouling in an aquatic environment or a group that can be cleaved to provide a biocidal group; R 5 is a polyether group, a perfluoroalkyl group, a polysiloxane group, a deuterobenzene group, an alkyl group, or other texturizing group; R x is hydrogen or methyl; and EC is selected from the group consisting of hydrogen, C 1 -C 4 alkyl, and trimethyl silyl.