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:
Jan. 05, 1999
Filed:
Jan. 21, 1997
Mark W McMillen, Oxford, MI (US);
Richard M Nugent, Jr, Allison Park, PA (US);
PPG Industries, Inc., Pittsburgh, PA (US);
Abstract
The composition of a non-chrome post-rinse composition for treating phosphated metal substrates is disclosed. The composition comprises the reaction product of an epoxy-functional material containing at least two epoxy groups; and an alkanolamine, or a mixture of alkanolamines. The composition further comprises a group IV-B metal ion, or a mixture of group IV-B metal ions. Also provided is a non-chrome post-rinse concentrate; a process for treating a phosphated metal substrate comprising contacting said phosphated metal substrate with the non-chrome post-rinse composition described above; and the coated article prepared by this process.