Patent ID: 7709560

Claim:
A tire having a tread formed from a rubber composition comprising a vulcanized product of the following unreacted components: 5 to 150 parts by weight of silica having nitrogen-adsorbing specific surface area of 100 to 300 m 2 /g based on 100 parts of a rubber component containing 5 to 100% by weight of an epoxidized natural rubber; 1 to 20 parts by weight of a silane coupling agent based on 100 parts by weight of said silica; and 0.1 to 20 parts by weight of an anionic surfactant based on 100 parts by weight of said silica, wherein said anionic surfactant is a polycarboxylate polymer surfactant, and said rubber composition further comprises 1 to 50 parts by weight of a vegetable-derived oil based on 100 parts by weight of said rubber component.