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:
Aug. 12, 2025
Filed:
May. 27, 2016
Prc-desoto International, Inc., Sylmar, CA (US);
Elizabeth A. Furar, Pittsburgh, PA (US);
Michael A. Mayo, Pittsburgh, PA (US);
Eric L. Morris, Murrieta, CA (US);
Tommy G. Bunten, Fountain Valley, CA (US);
PRC-DESOTO INTERNATIONAL, INC., Slymar, CA;
Abstract
A curable film-forming composition is provided, comprising: (1) a curable, organic film-forming binder component; and (2) a corrosion inhibiting component comprising a lithium silicate, present in the curable film-forming composition in an amount of 0.1 to 4.5 percent lithium by weight. Also provided are coated metal substrates, including multilayer coated metal substrates, comprising the above composition. Also provided is a multilayer coated metal substrate comprising: (a) a metal substrate; (b) a first curable film-forming composition applied to said metal substrate; and (c) a second curable film-forming composition applied on top of at least a portion of the first curable film-forming composition. The first and second curable film-forming compositions in dependently comprise: (1) a curable, organic film-forming binder component; and (2) a corrosion inhibiting component comprising lithium silicate, magnesium oxide and/or an azole.