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, - 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, - 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 absorption number of compressed sample within a range of values extending from 65 ml/100 g to 85 ml/100 g.