The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 18, 2025
Filed:
Nov. 01, 2019
Ppg Industries Ohio, Inc., Cleveland, OH (US);
Christopher A. Verardi, Pittsburgh, PA (US);
Susan F. Donaldson, Allison Park, PA (US);
Paul H. Lamers, Allison Park, PA (US);
Karen Morow, Verona, PA (US);
George William Mauer, Iii, Avon Lake, OH (US);
Steven Victor Barancyk, Wexford, PA (US);
PPG Industries Ohio, Inc., Cleveland, OH (US);
Abstract
A coating composition includes: (a) a phosphorus acid functional polyol polymer having an acid value within a range of greater than 7 mg KOH/g and 33 mg KOH/g or less, and a hydroxyl value within a range of from 60 to 200 mg KOH/g; (b) an aminoplast derived crosslinker reactive with the phosphorus acid functional polyol polymer; and (c) a non-aqueous liquid medium. Further, if an external catalyst is present, the coating composition comprises less than 0.25 weight % of the external catalyst based on the total weight of the coating composition. The coating composition cures at a temperature of 100° C. or less.