| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a tire excellent in performances on ice and excellent in dry performance and abrasion-resistant performance. <P>SOLUTION: This tire having a recycled rubber layer on a surface substantially contacting with road surfaces is characterized in that the recycled rubber layer comprises a foamed rubber containing at least a recycled rubber, and a rubber composition comprising 100 pts.mass of a new rubber including natural rubber and polybutadiene-based polymer and 1 to 30 pts.mass of the recycled rubber is used in the recycled rubber layer. The new rubber of the rubber composition used in the recycled rubber layer preferably comprises 20 to 70 mass% of the natural rubber and 30 to 80 mass% of the polybutadiene-based polymer. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
