The invention relates to aA rubber composition has an improved rolling resistance and is based on at least a diene elastomer comprising mainly at least one isoprene elastomer; a reinforcing filler comprising from 10 to 35 phr of carbon black having a BET specific surface area of less than 70 m2/g, and from 10 to 40 phr of silica; a coupling agent in a content corresponding to a range extending from 5 to 15% by weight relative to the weight of silica; and a crosslinking system; in which composition the total content of carbon black and silica is between 20 and 70 phr, and in which the carbon black to silica weight ratio is greater than 0.3.
COMPOSITION DE CAOUTCHOUC COMPRENANT UNE CHARGE RENFORCANTE SPECIFIQUE
RUBBER COMPOSITION COMPRISING A SPECIFIC REINFORCING FILLER
KAUTSCHUKZUSAMMENSETZUNG MIT EINEM SPEZIFISCHEN VERSTÄRKENDEN FÜLLSTOFF
2022-04-27
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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