Patent 7592047 was granted and assigned to Valspar on September, 2009 by the United States Patent and Trademark Office.
A coating composition for a food or beverage can that includes an emulsion polymerized latex polymer formed by combining an ethylenically unsaturated monomer component with an aqueous dispersion of a salt of an acid- or anhydride-functional polymer and an amine, preferably, a tertiary amine.