ALEXANDRIA, Va., April 7 -- United States Patent no. 12,595,384, issued on April 7, was assigned to SWIMC LLC (Cleveland).
"Polymer latex for matte films" was invented by Gamini S. Samaranayake (Cleveland), Shailesh S. Shah (Cleveland), Joseph J. Kestner (Cleveland), Kimberly A. Koglin (Cleveland), Tom Wendland (Cleveland) and Margaret Patterson (Cleveland).
According to the abstract* released by the U.S. Patent & Trademark Office: "A waterborne coating composition including a novel polymer latex and methods of preparing the polymer latex for the waterborne coating composition. The disclosed polymer latex, when incorporated into the waterborne coating composition, reduces gloss, and achieves a matte appearance without the need for and/or ...