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. 07, 2018
Filed:
Nov. 30, 2005
Lingyun He, Niskayuna, NY (US);
Donald W. Whisenhunt, Jr., Niskayuna, NY (US);
Jeffrey I. Melzer, Lansdale, PA (US);
Andrea Keys Eodice, Manville, NJ (US);
Bret Chisholm, West Fargo, ND (US);
Christopher M. Carter, Schenectady, NY (US);
Shiu-chin H Su, Croton-on-Hudson, NY (US);
Kendall L. Guyer, Carmel, NY (US);
Matthew M. Hunter, Langhorne, PA (US);
Lingyun He, Niskayuna, NY (US);
Donald W. Whisenhunt, Jr., Niskayuna, NY (US);
Jeffrey I. Melzer, Lansdale, PA (US);
Andrea Keys Eodice, Manville, NJ (US);
Bret Chisholm, West Fargo, ND (US);
Christopher M. Carter, Schenectady, NY (US);
Shiu-Chin H Su, Croton-on-Hudson, NY (US);
Kendall L. Guyer, Carmel, NY (US);
Matthew M. Hunter, Langhorne, PA (US);
Momentive Performance Materials Inc., Waterford, NY (US);
Abstract
Conversion and passivation coatings and methods for metal surfaces such as steel and aluminum are disclosed. The coating compositions comprise an aqueous sol of cerium oxide and/or silica particles and a ureido silane compound. The methods of the invention comprise contacting the requisite metal surface with the coating composition.