Chemical conversion coating agent and surface-treated metal

A meshes of the invention is provided to the chemical transferred coating agent, wherein the conversion coating agent does not contain chromium, and a such as iron, zinc and aluminium is performed by chemical conversion treatment of all, wherein the action of of the conversion treatment or are quite is zinc phosphate the action of chemical conversion treatment. The chemical transferred coating agent comprising: At least one element of the group consisting of zirconium, titanium and a; The; The comprising the isocyanate group and/or the melamine group of epoxy composite; , Which is a gauge, wherein is at least one element of the group consisting of zirconium, titanium and a thereof, wherein in the chemical transferred coating agent the content of 20 degrees centigrade at 10000ppm. Moreover, the concentration of the solid matter, comprising the isocyanate group and/or the melamine group of epoxy composite, wherein in the chemical transferred coating agent the content of 5 degrees centigrade at 5000ppm.