Pyridine group-containing electrocoat composition with metal oxide

Abstract

A coating layer prepared from an aqueous electrodeposition coating composition comprising an electrodepositable binder, the binder comprising a aromatic amine group-containing resin, and a metal oxide selected from the group consisting of bismuth oxide, vanadium oxide, manganese oxide, cobalt oxide, zinc oxide, strontium oxide, yttrium oxide, molybdenum oxide, zirconium oxide, lanthanum oxide, oxides of the lanthanide series of elements and combinations of these provides corrosion protection to a metallic substrate.

Dependencies are inferred from the claim text.