Patent ID: 8513361
Filing Date: 2013-08-20
Classification: C08F,C08G

Abstract:
1. A block interpolymer comprising at least one diene block and at least one butyl block, wherein said at least one butyl block comprises residue from a functionalizing agent on at least one end adjacent to said diene block(s); wherein said at least one diene block comprises residue from a functionalizing agent on at least one end adjacent to the functionalizing agent residue on said butyl block(s); wherein the residue on said at least one diene block is derived from a functionalizing agent selected from the group consisting of carbon dioxide, benzophenones, benzaldehydes, imidazolidones, pyrrolidinones, carbodiimides, ureas, isocyanates, Schiff bases, trialkyltin halides, cyclic amino compounds, N-substituted aminoketones, N-substituted thioaminoketones, N-substituted aminoaldehydes, and N-substituted thioaminoaldehydes, sulfur-containing or oxygen containing azaheterocycles, boron-containing terminators, cyclic siloxanes, and α-halo-ω-amino alkanes, carbonyls, hydrazones, and mixtures thereof.