| 摘要 |
A hydrogen fuel transporting hose for a fuel cell powered vehicle having a laminar structure including at least one inner rubber layer, at least one reinforcing layer, and at least one outer rubber layer, which layers are laminated integrally with one another in the order of description in a radially outward direction of the hose, wherein the improvement comprises: each of the at least one inner rubber layer and the at least one outer rubber layer being provided by a vulcanized rubber obtained by vulcanizing a rubber composition including: (A) a rubber material selected from the group consisting of (a1) a halogenated butyl rubber material, (a2) a blend of a halogenated butyl rubber material and a butyl rubber material, and (a3) an ethylene-propylene rubber material, and (B) a filler whose crystal structure is a layer structure, the rubber composition being vulcanized with one of a peroxide vulcanizing agent and a resin vulcanizing agent where the rubber composition includes, as the rubber material, one of (a1) the halogenated butyl rubber material and (a2) the blend of the halogenated butyl rubber material and the butyl rubber material, while the rubber composition being vulcanized with the peroxide vulcanizing agent where the rubber composition includes, as the rubber material, (a3) the ethylene-propylene rubber material.
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