| 摘要 |
<p>This invention relates to a pneumatic tire provided at its bead portion with a rubber chafer (4) and covered at its inner surface with an innerliner (5), wherein a toe rubber (6) is further arranged on a toe end part of the bead portion so as to overlap with the rubber chafer (4) and the innerliner (5) and locate at least outside the innerliner (5) at the overlapped portion with the innerliner (5), and a rubber composition A containing at least one of butyl rubber and halogenated butyl rubber as 20-40 mass% of a rubber component is used in the toe rubber (6).</p> |
