| 摘要 |
A fuel hose highly impermeable to fuel is provided. The fuel hose comprises: an inner rubber layer (1) composed of a rubber material containing components (A), (B), and (C); an outer rubber layer (3) composed of a rubber material containing components (A'), (B), and (C'); and a resin layer (2) composed of a resin material of which component (X) is the principal component, where (A) is acrylonitrile-butadiene rubber, (A') is a blend of acrylonitrile-butadiene rubber and acrylic rubber, (B) is a sulfur vulcanizing agent, (C) is an amine-based catalyst for forming bonding sites, (C') is an amine-based catalyst for forming bonding sites, the catalyst containing a 1,5-diazabicyclo(4,3,0)nonene-5 salt (DBN salt), and (X) is a tetrafluorotethylene-perfluoro(alkylvinyl ether)-chlorotrifluoroethylene copolymer |
