TIRE

Provided is a tire comprising a tread, wherein the tread has land parts partitioned by a plurality of circumferential grooves and has a portion where a length in a width direction of the land part closest to a tire equatorial plane increases from outside to inside in a tire radial direction, in a ti...

Ausführliche Beschreibung

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Hauptverfasser: ICHIMOTO, Yamato, ONO, Shuichiro
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:Provided is a tire comprising a tread, wherein the tread has land parts partitioned by a plurality of circumferential grooves and has a portion where a length in a width direction of the land part closest to a tire equatorial plane increases from outside to inside in a tire radial direction, in a tire meridian cross section including a tire rotation axis, wherein the tread has at least one rubber layer, wherein a contact surface of the tread is constituted by a first rubber layer, the first rubber layer being composed of a rubber composition comprising a rubber component comprising a diene-based rubber, and wherein both a contact angle A1 with pure water, measured after immersing the rubber composition of the first rubber layer in water at 23°C under a normal pressure for 1 hour and further leaving it to stand at 23°C under the normal pressure for 24 hours to dry it, and a contact angle A2 with pure water, measured after immersing the rubber composition of the first rubber layer in water at 23°C under a normal pressure for 1 hour and further leaving it to stand at 23°C under the normal pressure for 24 hours to dry it, after the measurement of the contact angle A1, are 80° or lower.