Patent ID: 7838583
Filing Date: 2010-11-23
Classification: C08K,Y10T

Abstract:
1. A pneumatic tire having a tread with a two-layer structure, wherein the tread comprises a base tread and a cap tread, wherein a rubber composition of the cap tread comprises: 10 to 100 parts by weight of a carbon black having an iodine adsorption amount of 100 to 300 mg/g, 5 to 20 parts by weight of a silicone oil, and 10 to 20 parts by weight of a softening agent other than the silicone oil based on 100 parts by weight of a diene rubber consisting of a natural rubber and a butadiene rubber, and 2 to 20 parts by weight of a silane coupling agent based on 100 parts by weight of the silicone oil.