Corrosion-proof manner and corrosion protection of the cast-iron pipe on the outside of the

摘要

PROBLEM TO BE SOLVED: To improve the impact resistance and the weathering resistance of a coating in the case the coating is formed on a cast iron pipe having a zinc-containing metal layer on the surface.;SOLUTION: A powder coating material containing an acrylic resin containing cyclohexyl acrylate or cyclohexyl methacrylate, an epoxy compound, and a granular silica is applied to the outer face of a cast iron pipe having a zinc-containing metal layer on the surface.;COPYRIGHT: (C)2004,JPO