RUBBER COMPOSITION FOR TIRE HUMP STRIP

摘要

PURPOSE: A rubber composition for a tire hump strip is provided to improve the heat aging resistance while maintaining ozone resistance by comprising a quinone diimine-based anti-aging agent. CONSTITUTION: The rubber composition for a tire hump strip comprises a natural rubber or the blend with a diene rubber as a rubber raw material, 0.5-1.0 pts.wt of poly-2,2,4-trimethyl-1,2-dihydroquinoline as an anti aging material, 1.0-3.0 pts.wt of wax and 2-3 pts.wt of N-{4-£(1,3-dimethylbutyl)imino|-2,5-cyclohexadiene-1-ylidine}.