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:
Apr. 14, 2020
Filed:
Sep. 03, 2015
Ppg Industries Ohio, Inc., Cleveland, OH (US);
Jonathan Paul Breon, Pittsburgh, PA (US);
Ljiljana Maksimovic, Allison Park, PA (US);
Robert Ennis Jennings, Ellwood City, PA (US);
Joseph Burchick, Baden, PA (US);
John Robert Schneider, Sharpsburg, PA (US);
PPG Industries Ohio, Inc., Cleveland, OH (US);
Abstract
A corrosion inhibitor can include (a) an inorganic alkali and/or alkaline earth metal compound and (b) an aldehyde and/or ketone component comprising at least one aromatic ring comprising a ketone and/or aldehyde group and at least one pendant group represented by —OR. Each Ris independently selected from hydrogen, an alkyl group, or an aryl group. The coating composition can be used in a multi-layer coating with additional coating layers. Methods of preparing coating compositions with corrosion inhibitors and substrates at least partially coating with such compositions are also included.