Patent ID: 6956075

Claim:
A composition comprising: at least one isoolefin copolymer comprising a halomethylstyrene derived unit, the isoolefin having between 4 and 7 carbon atoms and the copolymer containing from 0.5% to 20% by weight halomethylstyrene; and an amine compound represented by the formula (R 1 R 2 R 3 )N, wherein R 1 is either hydrogen or a C 4 to C 30 hydrocarbyl group, R 2 is either hydrogen or a C 1 to C 30 hydrocarbyl group; and R 3 is either hydrogen or a C 1 to C 30 hydrocarbyl group, provided that at least one of R 1 , R 2 and R 3 is not hydrogen.