| 摘要 |
PROBLEM TO BE SOLVED: To provide a low-permeability resin hose having improved adhesive force between an outer layer and a layer in contact therewith without providing a bonding layer therebetween. SOLUTION: The low-permeability resin hose comprises a tubular inner layer 1 and the outer layer 3 provided on the outer periphery thereof. The inner layer 1 is formed of a polyamide resin, and the outer layer 3 is formed of a mixture of a high-amino-number polyamide resin and an acid modification polyolefin resin. COPYRIGHT: (C)2007,JPO&INPIT
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