Patent Number: 8,871,832

Title: Rubber composition for use in tire treads and pneumatic tire using the same

Abstract: Rubber compositions for use in tire treads are disclosed and described. Such a composition may include a rubber component having from 40 to 80 parts by mass of a natural rubber and from 20 to 60 parts by mass of a diene rubber (other than said natural rubber) and, per 100 parts by mass thereof, from 80 to 150 parts by mass of a carbon black having a nitrogen specific surface area of from 250 to 450 m.sup.2/g and from 30 to 80 parts by mass of a resin.

Inventors: Takizawa; Yoichi (Hiratsuka, JP)

Assignee: The Yokohama Rubber Co., Ltd

International Classification: C08L 9/00 (20060101)

Expiration Date: 2018-10-28 0:00:00