Provide is a rubber composition for base tread which is excellent in rolling resistance properties and can improve pass-by noise when applying the rubber composition for base tread to a tire. Disclosed is a rubber composition for base tread used for a base tread of a tread portion of a tire, where a ratio of tanδ at 0 °C (0 °C tanδ) to tanδ at 30 °C (30 °C tanδ) (0 °C tanδ/30 °C tanδ) is 2.90 or more.
BASE TREAD RUBBER COMPOSITION AND TIRE
KAUTSCHUKZUSAMMENSETZUNG FÜR BASISLAUFFLÄCHE UND REIFEN
COMPOSITION DE CAOUTCHOUC POUR BANDE DE ROULEMENT DE BASE, ET PNEUMATIQUE
2023-06-28
Patent
Electronic Resource
English
RUBBER COMPOSITION, TREAD, BASE TREAD RUBBER COMPOSITION, AND TIRE
European Patent Office | 2020
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