| 摘要 |
PROBLEM TO BE SOLVED: To provide an agricultural pneumatic tire which combines whitening resistant performance and ozone crack resistant performance at low costs.SOLUTION: An agricultural pneumatic tire comprises a tread part 4, a pair of sidewall parts 5, a pair of bead parts 6, a carcass 8 consisting of at least one carcass ply extending in a toroidal form between bead cores 7 of each bead part and a tread rubber 9 arranged outward in the radial direction of the carcass of the tread part. On the front layer of the tread rubber 9, a front layer rubber 10 containing at least one of an ionic surfactant having one or more oxyalkylene groups in the molecule and a polyoxyethylene ether type nonionic surfactant. |
