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. 28, 2011
Filed:
Mar. 18, 2010
Jeffery W. Johnson, Rochester, MI (US);
San C. Yuan, Commerce Township, MI (US);
Jeffery W. Johnson, Rochester, MI (US);
San C. Yuan, Commerce Township, MI (US);
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Abstract
This invention relates to a method for forming a multi-layer coating, comprising sequentially applying a primer surfacer, a basecoat, and a clear coat composition on an automotive substrate in a wet-on-wet-on-wet manner, and simultaneously curing the applied three layers together in a single baking step, wherein the primer surfacer comprises: a film forming binder, a volatile organic liquid carrier, and pigment(s); and the binder contains about: The resulting multi-layered coating film has excellent aesthetic appearance, chipping resistance, sag resistance, and film build even when formed in a three wet layered application method.