| 摘要 |
There is provided a run flat tire having a side reinforcing layer or a bead apex in which low exothermic property and high hardness are compatible and durability is improved. A run flat tire having a side reinforcing layer or a bead apex comprising a rubber composition containing 1 to 20 parts by weight of a C5-based petroleum resin having a number average molecular weight of 300 to 10000 which is obtained by polymerizing C5-based petroleum hydrocarbon and 5 to 120 parts by weight of lamellar natural ore based on 100 parts by weight of a rubber component. |
