Patent ID: 7531056

Claim:
A manufacturing method for annular run-flat tire support which has a supporting part and a leg part, which, at the time of run-flat running, is capable of carrying load, comprising: supplying the supporting part and the leg part, wherein at least the supporting part has been subjected to chemical conversion treatment by a zinc phosphate-base treatment agent; and applying a bonding agent to the bonding region of the radial-direction inside end part of the supporting part that is provided for bonding to the leg part, and subjecting the leg part in the unvulcanized state to a vulcanization bonding treatment through the bonding agent, whereby the leg part is bonded to the bonding region, wherein the application of the bonding agent at the bonding is a treatment in which a prime coating bonding agent is applied to the bonding region, and then a final coating bonding agent is applied, and wherein the final coating bonding agent is a bonding agent containing a maleimide derivative.