| abstract |
In the present invention, there is provided a rubber composition comprising 1) 10 to 80% by weight of an emulsion-polymerized styrene-butadiene rubber, 10 to 80% by weight of a solution-polymerized styrene-butadiene rubber produced by a batch method, and 10 to 20% by weight of neodymium- (2) 50 to 110 parts by weight of highly dispersible silica as a reinforcing filler and 10 to 20 parts by weight of low-exothermic carbon black, 3) 5 to 15 parts by weight of a silane coupling agent, and 4 ) Low fuel consumption performance, including 20 to 50% by weight of amorphous silica and 50 to 80% by weight of a phosphate based compound, and 5 to 5 parts by weight of a processing aid having a glass transition temperature (Tg) of -100 to -50 ° C A rubber composition for a tire tread suitable for the manufacture of a tire for four seasons, and a braking performance on a wet road surface, And it provides the produced tire. |