PNEUMATIC TIRE AND METHOD OF MANUFACTURING SAME

DRIVE February 29, 2012
Source
The present invention aims to provide a pneumatic tire and a method of manufacturing the pneumatic tire that do not cause air accumulation or film damage even without application of a mold release agent to an inner face of the pneumatic tire in vulcanizing and molding by use of a bladder. The pneumatic tire according to the present invention has an inner liner 6 including a film layer on the inner face of the pneumatic tire and is manufactured by a method including a process to press an unvulcanized tire against molds 11, 13 with a bladder 14 without applying the mold release agent. The inner face of the pneumatic tire consists of the film layer, and a dynamic friction coefficient between the film layer and the bladder 14 is 2.0 or less at 25 degrees Celsius.

Discussion in the ATmosphere

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