ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,779,738, issued on Nov. 3, was assigned to Sun Chemical Corp. (Parsippany, N.J.).
"Process for removing UV curable printing inks" was invented by Miriam Mendez (Carlstadt, N.J.), Rich Bianchi (Carlstadt, N.J.) and John Donaleski (Carlstadt, N.J.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of recycling plastic articles, such as bottles and labels affixed to bottles, that are printed with UV curable inks, wherein the inks and colorants from the inks are removed as solid particles upon treatment with a hot alkaline solution to provide colorless or nearly colorless plastic materials for recycling that are not contaminated by the inks or colorants...