ALEXANDRIA, Va., May 26 -- United States Patent no. 12,636,865, issued on May 26, was assigned to Sun Chemical Corp. (Parsippany, N.J.).
"Oxygen barrier coating as a separation layer coating" was invented by Philippe Schottland (Carlstadt, N.J.) and Glenn Webster (Northlake, Ill.).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides a recyclable laminate film structure comprising a separation layer coating. The separation layer coating facilitates separation of a selected polymer film during the recycling processing by selecting the polymer of the coating composition to have particular Hansen Solubility Parameters, so that the laminate structure delaminates at the layer of the coating...