Patent ID: 6500286
Filing Date: 2002-12-31
Classification: B29C,B29D,B29L,B60C,Y10T

Abstract:
A method of manufacturing a pneumatic tire,the pneumatic tire comprising a tread portion provided along the inside thereof with a circumferentially extending bag portion, and the bag portion being filled with a sealant for self-sealing punctures, the method comprising interposing an anti-adhesive sheet for preventing adjacent tire materials from bonding to each other, thereby forming said bag portion as an unbonded part, injecting the sealant into the bag portion so that the sealant contacts with the anti-adhesive sheet, wherein the sealant includes a substance which dissolves the anti-adhesive sheet, and dissolving the anti-adhesive sheet, whereby the bag portion is filled with the sealant including the anti-adhesive sheet in solution.