| US 7,544,731 B2 | ||
| Rubber composition for tire tread and pneumatic tire comprising the same | ||
| Takeo Nakazono, Kobe (Japan); and Shuichi Sakamoto, Kobe (Japan) | ||
| Assigned to Sumitomo Rubber Industries, Ltd., Kobe-shi (Japan) | ||
| Filed on Aug. 19, 2005, as Appl. No. 11/206,745. | ||
| Claims priority of application No. 2004-311017 (JP), filed on Oct. 26, 2004. | ||
| Prior Publication US 2006/0089451 A1, Apr. 27, 2006 | ||
| Int. Cl. B32B 27/30 (2006.01) | ||
| U.S. Cl. 524—400 [524/394; 524/398; 524/399] | 3 Claims |
| 1. A pneumatic tire having a tire tread comprising a rubber composition which comprises diene rubber components, a basic antioxidant and a metallic compound, wherein the metallic compound comprises magnesium acetate, and the basic antioxidant is present in an amount of more than 5 parts by weight based on 100 parts by weight of the diene rubber components. |