Rubber composition for tread
AssigneeSumitomo Rubber Industries, Ltd.
InventorsMasato Komatsuki, Tetsuya Kunisawa, Isamu Tsumori
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Abstract
A rubber composition for treads which contains silica and has a low electric resistance and further well-balanced characteristics such as a low rolling resistance, abrasion resistance and good wet performance can be obtained. The rubber composition comprises 40 to 90 parts by weight of silica and 5 to 40 parts by weight of diester of adipic acid based on 100 parts by weight of a diene rubber.
Claims13
A rubber composition for tread which comprises 40 to 90 parts by weight of silica and 5 to 40 parts by weight of diester of adipic acid based on 100 parts by weight of a diene rubber, wherein the rubber composition further comprises 1 to 5 parts by weight of a perchloric acid metal salt based on 100 parts by weight of the diester of adipic acid.
Dependencies are inferred from the claim text.