| 摘要 |
<p>Disclosed is a pneumatic tire manufacturing method capable of preventing an increase in tire weight to effectively prevent contamination of the color of a color rubber material used as side wall ornamentation or character information display of the pneumatic tire, or the tread wear indicator of a tread region. The disclosed pneumatic tire manufacturing method involves a step for forming a composite rubber material (1) comprising two or more types of rubber material including a color rubber material (1a) having a color different from the rubber material that is black in color due to carbon black, and a rubber coating material (1b) coating said color rubber material (1a).</p> |
