The present invention describes a rubber composition containing at least a rubber, a filler, a sulfur-containing silane coupling agent, and a vulcanization accelerator; the rubber containing from 30 to 60 parts by mass of an NR and from 40 to 70 parts by mass of a BR; the filler containing a carbon black and a silica; the carbon black having a CTAB specific surface area of from 60 to 160 m2/g; the silica having a CTAB specific surface area of from 60 to 100 m2/g; a blended amount of the filler is from 55 to 75 parts by mass per 100 parts by mass of the rubber; a blended amount of the silica (silica proportion) with respect to the blended amount of the filler being 10 mass% or more; and a blended amount of the vulcanization accelerator with respect to the silica being from 2.5 to 8 mass%.
RUBBER COMPOSITION AND TIRE MADE THEREFROM
KAUTSCHUKZUSAMMENSETZUNG UND DARAUS HERGESTELLTER REIFEN
COMPOSITION DE CAOUTCHOUC ET PNEU FABRIQUÉ À PARTIR DE CELLE-CI
11.09.2024
Patent
Elektronische Ressource
Englisch
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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