A vulcanizable rubber composition for a tire tread is disclosed. The rubber composition comprises, expressed by weight per hundred parts of elastomer (phr): 100 phr of an elastomer component, the elastomer component comprising natural rubber and a polydiene rubber; at least 40 phr of carbon black; optionally, one or more processing aids, the one or more processing aids being selected from a liquid plasticizer, a wax, and mixtures thereof; and a curative system comprising a sulfur-based curing agent, a zinc-based cure activator, an organic cure activator, and a combination of cure accelerators, the combination of cure accelerators comprising: (i) a sulfenamide accelerator, (ii) a metal dithiocarbamate accelerator, and (iii) at least one of a thiazole polysulfide accelerator and a thiuram polysulfide accelerator. The rubber composition can be used in a truck tire tread with high mileage.
HIGH MILEAGE RUBBER COMPOSITION FOR A RADIAL MEDIUM TRUCK TIRE TREAD
KAUTSCHUKZUSAMMENSETZUNG MIT HOHEM KILOMETERSTAND FÜR EINE LAUFFLÄCHE EINES RADIALEN MITTELSCHWERLASTKRAFTWAGENREIFENS
COMPOSITION DE CAOUTCHOUC À KILOMÉTRAGE ÉLEVÉ POUR BANDE DE ROULEMENT DE PNEU DE CAMION À MILIEU RADIAL
2025-04-02
Patent
Electronic Resource
English
IPC: | C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / 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 |
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