US Patent Issued to PPG Industries Ohio on Oct. 7 for "Coating compositions and methods including carbodiimides" (Pennsylvania Inventors)

ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,435,239, issued on Oct. 7, was assigned to PPG Industries Ohio Inc. (Cleveland).

"Coating compositions and methods including carbodiimides" was invented by John Schneider (Allison Park, Pa.), Martin Neal (Mars, Pa.), Hilary Ann Kerchner (Gibsonia, Pa.), Johnathan Michael Roppo (Pittsburgh) and Hongying Zhou (Allison Park, Pa.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Coated substrates and methods may comprise a multi-unit carbodiimide. The multi-unit carbodiimide may also be combined with a siloxane. The multi-unit carbodiimide and/or the siloxane may be used in a surface coating applied to a substrate, and an overcoat may be applied to the surface ...