Patent ID: 8273432

Claim:
An automotive fuel hose, comprising: a tubular innermost layer of a fluororesin; an inner layer provided on an outer peripheral surface of the innermost layer; an intermediate layer provided on the inner layer; and an outer layer provided on the intermediate layer, wherein the inner layer and the outer layer are each composed of an amine-modified polyamide resin, wherein the intermediate layer is composed of a resin composition including: (A) a polyphenylenesulfide resin; (B) 4 to 12 wt % of a modified polyolefin resin; (C) 4 to 12 wt % of an unmodified polyolefin resin; and (D) 1.5 to 5 wt % of an epoxy resin, wherein the modified polyolefin resin (B) and the unmodified polyolefin resin (C) are present in a total proportion of 12 to 24 wt % in a weight ratio of (B)/(C)=3/1 to 1/3 in the resin composition, and wherein the intermediate layer is bonded to the inner layer and the outer layer through a chemical reaction.