| 摘要 |
PROBLEM TO BE SOLVED: To provide a gasohol fuel hose excellent in alcohol fuel impermeability. SOLUTION: In the gasohol fuel hose including a tubular inner layer 2 and the alcohol barrier layer 4 formed in the outer periphery thereof, the inner layer 2 comprises a composition containing a tetrafluoroethylene/hexafluoropropylene/vinylidene fluoride terpolymer or a tetrafluoroethylene/hexafluoropropylene/vinylidene fluoride/perfluoroalkylvinyl ether tetrapolymer and the alcohol barrier layer 4 comprises a butyl rubber-containing rubber composition. COPYRIGHT: (C)2009,JPO&INPIT
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