Patent ID: 8063166

Claim:
A copolymer comprising: at least one repeat unit of Formula I-a: at least one repeat unit of Formula VI-a: wherein: each R 1 is independently an alkyl, haloalkyl, aralkyl, alkenyl, aryl, or aryl substituted with an alkyl, alkoxy, or halo; G is a residue having a valence of q; R 3 is hydrogen or alkyl or R 3 taken together with G and to the nitrogen to which they are both attached form a heterocyclic group; each Y is independently an alkylene, aralkylene, or a combination thereof; each B is independently a covalent bond, an alkylene of 4-20 carbons, an aralkylene, an arylene, or a combination thereof; D is an organic soft segment residue; n is independently an integer of 0 to 1500; p is an integer of 1 to 10; and q is an integer greater than 2.