A compound for the tread of pneumatic tyres comprising a cross-linkable unsaturated chain polymeric base comprising at least 50% by weight of natural rubber (NR), a mixture of fillers comprising silica and carbon black, a vulcanization system and from 0.5 to 15 phr of a functionalized liquid polybutadiene having an average molecular weight greater than 3000 Da. The mixture of fillers comprises 40-60% by weight of a first carbon black having a surface area of greater than 110 m2/g, 10-20% by weight of a second carbon black having a surface area of between 70 and 90 m2/g and 30-55% by weight of a silica having a surface area of greater than 160 m2/g;
PNEUMATIC TYRE TREAD
LUFTREIFENLAUFFLÄCHE
BANDE DE ROULEMENT DE PNEUMATIQUE
2023-07-26
Patent
Elektronische Ressource
Englisch
PNEUMATIC TYRE TREAD AND PNEUMATIC TYRE WITH THIS TREAD
Europäisches Patentamt | 2017
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