Patent ID: 7022757

Claim:
A pneumatic tire having a rubber component where the rubber in said component is comprised of (A) from 1 to 25 weight percent of high impact polystyrene comprising no less than 90 percent by weight of units derived from styrene and not in excess of 10 percent by weight of units derived from a monomer of the formula wherein R 1 and R 3 are selected from the group consisting of hydrogen, halogen, alkyl groups of 1 to 4 carbon atoms, carboalkoxy or R 1 and R 3 taken together represent an anhydride linkage (—COOOC—) and R 2 is selected from hydrogen, vinyl, alkyl or alkenyl groups having from 1 to 12 carbon atoms, cycloalkyl, carboalkoxy, alkoxy-alkyl, alkyl carboxy, ketoxy, halogen, carboxy, cyano or pyridyl and n is 0 or an integer from 1 to 9; and (B) from 75 to 99 weight percent of a rubber containing olefinic unsaturation.