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:
Jan. 24, 1989
Filed:
Jun. 19, 1987
Applicant:
Inventor:
Ronald W Broadbent, Ardsley, PA (US);
Assignee:
Amchem Products, Inc., Ambler, PA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05D / ; B05D / ;
U.S. Cl.
CPC ...
4273881 ; 427353 ; 4273855 ; 4273884 ;
Abstract
A process of enhancing the gloss and retaining the corrosion resistance of an autodeposited coating on a metallic surface by contacting the coating with a reaction rinse solution containing an amphoteric surface active agent and an alkaline material, and then rinsing the coating, preferably with deionized water. The coating preferably comprises a vinylidene chloride copolymer, and the metallic surface preferbly comprises a ferriferrous surface.