Nissan Motor Company Limited

Atsuhiro Shinoda

Hiroshi Kumagai

A multi-layer hose () of a laminated layer structure having laminated an intermediate layer () including a resin containing a polyester or a polyamide, an inner layer () disposed on an inner periphery of the intermediate layer (), and an outer layer () disposed on an outer periphery of the intermediate layer () and containing a rubber, the inner layer () containing epichlorohydrin rubber or hydrin rubber and directly laminated to the intermediate layer () by a vulcanized adhesion.

Multi-layer hose

A fuel hose () includes a laminated layer structure including: an intermediate layer () containing polyvinyl alcohol and/or an ethylene-vinylalcohol copolymer; an inner layer () disposed on an inner periphery of the intermediate layer; and an outer layer () disposed on an outer periphery of the intermediate layer and containing a rubber. The inner layer () includes: a first component containing nitrile rubber; and cross-linked chains formed of carbon-carbon single bond, and is directly laminated to the intermediate layer ().

Fuel hose

There is provided a multilayer article suitable for use as a fuel hose in an automotive fuel system and the like, which has an inner rubber layer, an outer rubber layer and an inter-mediate resin layer formed of polyamine-based resin between the inner and outer rubber layers.

Multilayer article

A multi-layer hose usable for a fuel hose of an automotive vehicle. The multi-layer hose includes an intermediate layer formed of a resin whose main component includes polyester. An outer layer is provided formed of rubber and disposed outside the intermediate layer. Additionally, an inner layer is provided formed of fluoroelastomer and disposed inside the intermediate layer to be laminated directly on the intermediate layer.

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Isehara, Japan

Atsuhiro Shinoda