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
28.06.2023
Patent
Elektronische Ressource
Englisch
RUBBER COMPOSITION, TREAD, BASE TREAD RUBBER COMPOSITION, AND TIRE
Europäisches Patentamt | 2020
|