RUBBER MIXTURE Russian patent published in 1999 - IPC

FIELD: rubber industry. SUBSTANCE: rubber compound based on unsaturated rubbers including butadiene rubber is provided which contains N-cyclohexyl-2-benzothiazolylsulfeneamide, colophony, hydrocarbon resins, petroleum oil, protective wax, N-isopropyl-N'- dihydroquinoline, N-cyclohexylthiophthalimide, and carbon black. Butadiene rubber involved is that obtained in presence of catalysts based on alkali-earth metals, having vinyl group level within 10-60% range and additionally containing activator: composition based on mixture of fatty acid zinc salts and zinc oxide or mixture of fatty acid zinc salts, zinc oxide, and oxyethylenated fatty acids. EFFECT: increased wear resistance and reduced hysteresis loss of rubber when strongly adhered to wet pavement. 2 cl, 2 tbl