A passenger vehicle pneumatic tire having sufficiently improved wet performance is provided. The tire has a narrow width and a large diameter, in which an internal pressure, a sectional width (SW), and an outer diameter (OD) of the tire satisfy a specific relationship, and at least part of a portion of a tread rubber located at a tread rubber surface thereof has a dynamic storage modulus E′ of 4.0 MPa or more, and is made of a rubber composition including: a rubber component (A) containing 50 mass % or more of diene-based rubber; and, with respect to 100 parts by mass of the rubber component (A), 5 to 50 parts by mass of at least one additive component (B) selected from: thermoplastic resin; oil; and a low-molecular-weight aromatic vinyl compound-conjugated diene compound copolymer.
PASSENGER VEHICLE PNEUMATIC TIRE
2018-08-30
Patent
Elektronische Ressource
Englisch
IPC: | 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 / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen |