Provided is a pneumatic tire having further improved abrasion resistance at the time when the road surface state is in a high severity region. A pneumatic tire including a tread formed from a rubber composition containing: carbon black; and a rubber component that contains not less than 50% by mass and less than 100% by mass of an isoprene-based rubber, and greater than 0% by mass and not greater than 50% by mass of a butadiene rubber, wherein a variation of modulus (M300 max -M300 min )×100/M300 max measured with respect to 10 pieces obtained from portions on an equator of a ground-contact surface of the pneumatic tire is not greater than 20%.
空気入りタイヤ
2023-03-08
Patent
Elektronische Ressource
Japanisch
IPC: | C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B60C VEHICLE TYRES , Fahrzeugreifen / C08J Verarbeitung , WORKING-UP / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS |