Spikeloser Winterreifen

Details

Veröffentlichungs-Nr.

EP2783880

Aktenzeichen

EP14161643

Anmeldetag

26. März 2014

Veröffentlichung

13. Juni 2018

Erteilung

13. Juni 2018

Rechtsraum

EP

IPC

B60C1/00C08L7/00C08L9/00C08L47/00

Abstract

Provided is a studless winter tire which provides good performance on ice and snow and good abrasion resistance, and suffers little change in hardness and little discoloration on the tire surface. The tire includes a tread formed from a rubber composition containing a predetermined amount of a farnesene resin obtained by polymerizing farnesene. In another aspect, the tire includes a tread formed from a rubber composition containing a predetermined amount of at least one myrcene resin selected from the group consisting of myrcene polymers with a Mw of 1,000-500,000, myrcene-butadiene copolymers with a Mw of 1,000-500,000, and myrcene-styrene copolymers with a Mw of 1,000-150,000; and a predetermined amount of a silica with an N<2>SA of 40-400 m<2>/g, the rubber component containing a predetermined amount of a high-cis polybutadiene with a cis content of 95% by mass or more.

Anmelder

Firma

Sumitomo Rubber Industries, Ltd.

Land

🇯🇵 Japan

Fachgebiete