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:
Apr. 09, 1991
Filed:
Jun. 12, 1989
Applicant:
Inventors:
Arthur A Luecke, Kirtland, OH (US);
Terry E Dorsett, Chardon, OH (US);
Assignee:
Metal Coatings International Inc., Chardon, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
524556 ; 524557 ;
Abstract
The present invention relates particularly to a one-package, black-pigmented, corrosion resistant coating composition, of excellent storage stability and being especially suitable for application over metal that has been coated with a composition containing chromium in non-elemental form. More specifically, the coating composition of the invention is formulated from an intimate blend of aqueous carbon black colloidal dispersion in aqueous medium, which is in further mixture with thickening agent aqueous acrylic resin dispersion and silica sol having a pH of not above about 10.