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. 13, 1982
Filed:
Nov. 26, 1980
Applicant:
Inventors:
Nobuyuki Oda, Yokohama, JP;
Haruyoshi Terada, Tanashi, JP;
Assignee:
Hooker Chemicals & Plastics Corp., Warren, MI (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23F / ;
U.S. Cl.
CPC ...
204 / ; 106 1412 ; 148 / ; 204 / ;
Abstract
An aqueous chromium-free composition is useful for imparting a corrosion resistance paintable coating to a tin surface. The composition contains a titanium or zirconium compound, a pyrazole derivative, a myoinositol phosphate ester and a silicon compound. The surface is either chemically coated via contact with the composition or electrolytically coated via immersion in the composition.