The Yokohama Rubber Co., Ltd.

Satoru Yamakawa

Yoshihiro Kameda

Tsuyoshi Okamoto

Yasuhiro Yamada

A rubber composition for a tire containing 100 parts by weight of a rubber, 1 to 30 parts by weight of a polyether (E1) having the formula (I):R&#x2014;{(OCHCHCHCH)(OA)&#x2014;OH}&#x2003;&#x2003;(I)wherein Ris a residue of a Cto Ccompound having 1-6 hydroxyl groups, from which at least one hydroxyl group is removed, A Ls a Cto Calkylene group other than a 1,4-butylene group, q is an integer of 1 to 6, and m and n are independently integers of 1 to 600, and/or the derivative thereof (E2) and 10 to 180 parts by weight of a filler, which is excellent in processability, silica dispersability abrasion resistance and wet braking performance, etc.

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Kyoto, Japan

Satoru Yamakawa