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:
Jun. 29, 2010
Filed:
Aug. 30, 2002
Laura Kiefer-liptak, Elkins, NH (US);
John M. Dudik, Apollo, PA (US);
Ronald R. Ambrose, Pittsburgh, PA (US);
Kevin C. Olson, Wexford, PA (US);
Padmanabhan Sundararaman, Allison Park, PA (US);
Laura Kiefer-Liptak, Elkins, NH (US);
John M. Dudik, Apollo, PA (US);
Ronald R. Ambrose, Pittsburgh, PA (US);
Kevin C. Olson, Wexford, PA (US);
Padmanabhan Sundararaman, Allison Park, PA (US);
PPG Industries Ohio, Inc., Cleveland, OH (US);
Abstract
A composition for coating food cans is disclosed. The composition comprises a polyester, an acrylic copolymer and a crosslinker; the polyester and acrylic copolymer have been compatibilized in some way, such as through graft copolymerization. Methods for compatibilizing acrylics and polyesters are also disclosed as are methods for coating cans using compositions comprising acrylic and polyesters.