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. 22, 2014
Filed:
Sep. 26, 2008
Applicants:
Toshio Inbe, Tokyo, JP;
Hiroshi Kameda, Tokyo, JP;
Thomas Kolberg, Heppenheim, DE;
Inventors:
Assignee:
Chemetall GmbH, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25D 13/04 (2006.01); C23C 10/02 (2006.01); C23C 22/80 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of producing a surface-treated metal material, comprising: surface treating a metal material using a treatment liquid (1), which comprises from 10 to 10,000 ppm of tin ions and has a pH of 1.0 or greater, and subjecting the metal material that has undergone surface treatment with the treatment liquid (1) to an additional chemical conversion treatment using a treatment liquid (2), which comprises zirconium ions and/or titanium ions.