A heat-resistant hose for a vehicle available at a low cost and excellent in interlayer adhesiveness includes: an inner layer; and an outer layer directly formed on an outer peripheral surface of the inner layer, in which the inner layer comprises a fluorine-based rubber composition containing the following components (a) to (e) : (a) a fluorine-based rubber; (b) a polyol-based vulcanizing agent; (c) a polyol-based vulcanization accelerator; (d) magnesium oxide; and (e) calcium hydroxide, and the outer layer comprises an acrylic rubber composition containing the following components (A) to (C) : (A) an acrylic rubber; (B) a benzenediol; and (C) at least one of an imidazole compound and a diamine-based vulcanizing agent.
一种用于车辆的耐热软管,成本低,层间粘合性优异,包括:内层;以及直接形成于内层外周表面的外层,其中内层包括
氟基橡胶组合物,该组合物含有以下组分(a)至(e) :(a)
氟基橡胶;(b)多元醇基
硫化剂;(c)多元醇基
硫化
促进剂;(d)
氧化镁;和(e)
氢氧化钙,外层包括
丙烯酸橡胶组合物,其中含有以下成分(A)至(C):(A)
丙烯酸橡胶;(B)苯二
酚;和(C)
咪唑化合物和二胺基
硫化剂中的至少一种。