abstract |
The present invention relates to a tire tread rubber composition, and more particularly, to a tire tread rubber composition, brominated isobutylene, isoprene, and paramethylstyrene represented by the following structural formula (1): A tire tread capable of improving abrasion performance, fuel efficiency and braking performance by including copolymer (IB-IP-pMeSt Terpolymer) composed of para-methylstyrene in raw rubber and including silica and coupling agent in addition to the raw rubber It relates to a rubber composition.n n n <Structure Formula (1)> |