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:
Jul. 08, 1997
Filed:
Apr. 19, 1996
Applicant:
Inventors:
Takumi Honda, Kanagawa-ken, JP;
Kazuhisa Naito, Kanagawa-ken, JP;
Assignee:
Henkel Corporation, Plymouth Meeting, PA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
524406 ; 524413 ; 524435 ; 524377 ;
Abstract
An aqueous autodeposition coating composition that is essentially free of chromium compounds and which produces a film with a much better adherence and corrosion resistance than heretofore obtained, but which does so without a rinse treatment with a chromium-containing solution prior to film curing. The aqueous autodeposition coating composition has a pH of about 1.6 to about 5 and contains