| 摘要 |
<p>The present invention relates to a tire tread rubber composition having improved braking performance and abrasion resistance. More particularly, the present invention relates to a tire tread rubber composition comprising 5 to 20 parts by weight of bromobutyl rubber (BIIR) and 2 to 10 parts by weight of triphenylphosphine (TPP) with respect to 100 parts by weight of raw rubber to improve braking performance and abrasion resistance; to a rubber composed of the rubber composition; and to a tire including the rubber composed of the rubber composition.</p> |
