| 摘要 |
PROBLEM TO BE SOLVED: To reduce weight while enhancing air resistant permeability of a tire. SOLUTION: This carcass ply material 10 for the tire is provided so that both surfaces of a sheet base body 14 composed of a cord arranging body 12 of mutually arranging a carcass cord 11 in parallel and an air permeation preventive film 13 composed of a thermoplastic synthetic resin film 14, attached to at least one surface of the cord arranging body 12 and having the thickness of 0.05-0.5 mm, are covered with topping rubber G. COPYRIGHT: (C)2009,JPO&INPIT
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