The present invention relates to a tyre for vehicles intended to bear heavy loads, the tread of which comprises a composition based on at least one elastomer matrix comprising at least one thermoplastic styrene elastomer which represents at most 50% by weight of the elastomer matrix, which thermoplastic styrene elastomer comprises at least one rigid styrene segment and at least one flexible diene segment, which flexible diene segment comprises at least 20% by weight of conjugated diene units, it being possible for the conjugated diene units to be completely or partly hydrogenated; a diene elastomer selected from the group consisting of polybutadienes, butadiene copolymers and mixtures thereof, which represents more than 0% of the difference between the weight of the elastomer matrix and the weight of the thermoplastic styrene elastomer; a reinforcing filler comprising silica between 50% and 99% by weight of the reinforcing filler, carbon black, between 2% and 50% by weight of the reinforcing filler, the content of reinforcing filler varying within a range extending from 25 to 60 phr; a coupling agent and a crosslinking system.
PNEUMATIQUE POUR VEHICULES DESTINES A PORTER DE LOURDES CHARGES
TYRE FOR VEHICLES INTENDED TO BEAR HEAVY LOADS
REIFEN FÜR FAHRZEUGE ZUM TRAGEN SCHWERER LASTEN
2020-04-29
Patent
Electronic Resource
French
IPC: | B60C VEHICLE TYRES , Fahrzeugreifen / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen |
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