| 摘要 |
PURPOSE: A composition of tire humpstrip for a truck and bus is provided to remarkably improve heat resistance and permanent strain. CONSTITUTION: A rubber composition of tire humpstrip for a truck and bus contains 0.1-5.0 weight parts of 1,6-bis(N,N'-dibenzylthiocarbamoyldithio)-hexane and 0.1-1.0 weight parts of sulfur promoter, based on 100.0 weight parts of raw material rubber having natural rubber, butadiene rubber, and vinyl sic rubber.
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