| abstract |
A polymer includes a monomeric repeat unit represented by Formula I: n n n n n n n n n n In Formula I, R 1 is alkyl, alkenyl, alkynyl, aryl, heteroaryl, cycloalkyl, or heterocyclyl; R 2 is alkyl, haloalkyl, alkenyl, alkynyl; R 3 is alkyl, OH, halo, or alkoxy; R 4 is alkyl, OH, halo, or alkoxy; Y is absent, C(O), C 1 -C 4 alkylidene, or C 1 -C 4 alkylideneamino; L is alkylidene, alkylidene-O-alkylidene, alkylidene-S-alkylidene, alkenylidene, cycloalkylidene, arylene, heteroarylene, C(O)O, or C(O)S; n1 is 0, 1, 2, 3, or 4; and n2 is 0, 1, 2, 3, or 4. |