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:
Aug. 29, 1978
Filed:
Feb. 03, 1977
Applicant:
Inventors:
Yasunobu Matsushima, Kawasaki, JP;
Kuniji Yashiro, Yokohama, JP;
Hideaki Kaneko, Tokyo, JP;
Masanori Suzuki, Tokyo, JP;
Assignee:
Oxy Metal Industries Corporation, Warren, MI (US);
Primary Examiner:
Int. Cl.
CPC ...
C23F / ;
U.S. Cl.
CPC ...
148 / ; 148 / ;
Abstract
Disclosed is a process wherein a conversion coated zinc or zinc alloy surface is post-treated with an aqueous solution comprising at least 0.02 g/l titanium ion and at least 0.1 g/l of an adjuvant selected from phosphoric acid, phytic acid, tannin, the salts and esters of the foregoing, and hydrogen peroxide.