Reifen

Details

Veröffentlichungs-Nr.

EP4714672

Anmeldetag

4. September 2025

Veröffentlichung

25. März 2026

Rechtsraum

EP

IPC

B60C1/00, C08L9/06(SUMITOMO RUBBER IND et al.)

Abstract

Provided is a tire with excellent wet grip performance during cornering. The tire includes a tread, the tread including a tire rubber composition containing a rubber component, a silica-containing filler, and an ionic bonding coupling agent, the tread having a first land portion closest to a tire equator among land portions present in an area on a vehicle outboard side from the equator and a second land portion disposed outwardly of the first land portion, the tire satisfying the following conditions (1) to (3): (1) an amount of the silica per 100 parts by mass of the rubber component is 100 parts by mass or more, (2) a width W1 of the first land portion and a width W2 of the second land portion satisfy W1/W2 > 0.3, and (3) W 1 − W 2 × 0.3 × amount of the filler > 1300 . <img class="EMIRef" id="1295536a-8703-4169-a0f5-a493807eff43-ia01" />

Anmelder

Firma

Sumitomo Rubber Industries, Ltd.

Land

🇯🇵 Japan

Fachgebiete