A 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 15 to 70 phr of carbon black having a BET specific surface area of less than 70 m2/g, and/or a COAN of less than 90 ml/100 g, and from 5 to 20 phr of silica; a salt of an alkaline-earth, alkali or lanthanide metal; and a crosslinking system; in which composition the carbon black to silica ratio is greater than 1.
COMPOSITION DE CAOUTCHOUC COMPRENANT UNE CHARGE RENFORCANTE SPECIFIQUE
RUBBER COMPOSITION COMPRISING A SPECIFIC REINFORCING FILLER
KAUTSCHUKZUSAMMENSETZUNG MIT EINEM SPEZIFISCHEN VERSTÄRKENDEN FÜLLSTOFF
2020-10-21
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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