RUN FLAT TYRE COMPRISING A POLYESTER CARCASS PLY

摘要

The run-flat tyre (P1) comprises a carcass reinforcement (32) comprising at least one polyester reinforcing element and a sidewall insert (44) manufactured from a rubber composition based on a crosslinkable rubber composition comprising an elastomer consisting of polybutadiene having a Mooney plasticity within a range of values extending from 55 to 85 Mooney units and a carbon black having a specific surface area within a range of values extending from 15 m2/g to 25 m2/g and an oil adsorption number of compressed sample within a range of values extending from 65 ml/100 g to 85 ml/100 g.