| 摘要 |
PROBLEM TO BE SOLVED: To provide a fuel hose having an inner layer comprising FKM, low in cost, excellent in heat resistance or dynamic ozone properties in addition to low gasoline permeability and also good in the vulcanizing adhesiveness of FKM. SOLUTION: A fuel hose has an inner layer comprising FKM and an outer layer comprising a blend material of NBR and EPDM (NBR.EPDM) and organic peroxide, a DBU salt or a weak acid salt or organic phosphonium salt thereof and a reactive liquid polymer are added to NBR.EPDM in proper amounts.
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