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:
Oct. 16, 2012
Filed:
Mar. 10, 2010
Applicants:
Steven R. Zawacky, Pittsburgh, PA (US);
Charles R. Hickenboth, Cranberry Township, PA (US);
Richard F. Karabin, Ruffs Dale, PA (US);
Gregory J. Mccollum, Gibsonia, PA (US);
Thomas C. Moriarity, Allison Park, PA (US);
Inventors:
Steven R. Zawacky, Pittsburgh, PA (US);
Charles R. Hickenboth, Cranberry Township, PA (US);
Richard F. Karabin, Ruffs Dale, PA (US);
Gregory J. McCollum, Gibsonia, PA (US);
Thomas C. Moriarity, Allison Park, PA (US);
Assignee:
PPG Industries Ohio, Inc., Cleveland, OH (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08G 69/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention is directed to a method for preparing a cyclic guanidine comprising reacting (i) a cyanamide, (ii) a polyamine, and (iii) a weak acid. The present invention is also directed to a coating composition comprising the cyclic guanidine.