TIRE PROVIDED WITH AN OUTER SIDEWALL COMPRISING ONE OR MORE THERMOPLASTIC ELASTOMERS AND ONE OR MORE SYNTHETIC DIENE ELASTOMERS

A tire has an outer sidewall, said outer sidewall comprising at least one composition based on an elastomeric matrix comprising: one or more thermoplastic elastomers comprising at least one elastomer block and at least one thermoplastic block, the elastomer block(s) not denoting one or more polyisobutylene blocks; and one or more synthetic diene elastomers selected from butadiene polymers having a glass transition temperature of less than or equal to −50° C.; said composition comprising at least one crosslinking system and one or more reinforcing fillers.