Provided is a rubber composition for tire capable of highly balancing wet grip performance with fuel efficiency and wear resistance in a tire. The present disclosure provides a rubber composition containing a rubber component and a filler containing at least silica, where the rubber component contains a styrene-butadiene rubber (A) having a glass transition temperature of -50 °C or lower, which is obtained by modifying a compound represented by the formula (1) with a modifying agent, and an unmodified styrene-butadiene rubber (B) whose glass transition temperature is 30 °C or more higher than that of the styrene-butadiene rubber (A).
TIRE RUBBER COMPOSITION, TREAD RUBBER, AND TIRE
REIFENKAUTSCHUKZUSAMMENSETZUNG, LAUFFLÄCHENKAUTSCHUK UND REIFEN
COMPOSITION DE CAOUTCHOUC POUR PNEU, CAOUTCHOUC DE BANDE DE ROULEMENT ET PNEU
02.10.2024
Patent
Elektronische Ressource
Englisch
IPC: | C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B60C VEHICLE TYRES , Fahrzeugreifen / C08C TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS , Behandlung oder chemische Modifizierung von Kautschuken / 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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