Reifen

Details

Veröffentlichungs-Nr.

EP3950386

Aktenzeichen

EP21184037

Anmeldetag

6. Juli 2021

Veröffentlichung

21. Februar 2024

Erteilung

21. Februar 2024

Rechtsraum

EP

IPC

B60C11/00B60C11/13

Abstract

In order to provide a tire having improved steering stability on a wet road and grip performance on snow after abrasion with a good balance there is the provision of a tread comprising three or more rubber layers and a complex elastic modulus E* and a loss tangent tan δ of each of the rubber layers have predetermined relationship, wherein an intermediate rubber layer (7) has a complex elastic modulus at 30° C lower than the cap rubber layer (6) and lower than the base rubber layer (8); other tread rubber layer (8); and the intermediate rubber layer (7) has a loss tangent tan δ at 30° C higher than the cap rubber layer (6) and higher than the base rubber layer (8)

Anmelder

Firmen

Sumitomo Rubber Industries, Ltd.
SUMITOMO RUBBER INDUSTRIES LIMITED

Land

🇯🇵 Japan

Fachgebiete