A rubber compound suitable for passenger tires may comprise: 40 to 70 parts by weight per hundred parts by weight rubber (phr) of a long chain branched cyclopentene ring-opening rubber (LCB-CPR) having a glass transition temperature (Tg) of −120° C. to −80° C., a g′vis of 0.50 to 0.91, and a ratio of cis to trans of 40:60 to 5:95, 30 phr to 60 phr of a styrene-butadiene rubber (SBR), wherein the SBR has a glass transition temperature (Tg) of −60° C. to −5° C., 50 phr to 110 phr of a reinforcing filler, and 20 phr to 50 phr of a process oil.
RUBBER COMPOUNDS FOR PASSENGER TIRE TREADS AND METHODS RELATING THERETO
KAUTSCHUKZUSAMMENSETZUNGEN FÜR PASSAGIERREIFENLAUFFLÄCHEN UND ZUGEHÖRIGE VERFAHREN
COMPOSÉS DE CAOUTCHOUC POUR BANDES DE ROULEMENT DE PNEUS DE VÉHICULES DE TOURISME ET PROCÉDÉS ASSOCIÉS
2023-01-11
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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