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. 18, 1978
Filed:
Mar. 30, 1977
Hyman Chessin, West Bloomfield, MI (US);
Edgar J Seyb, Jr, Berkley, MI (US);
M & T Chemicals Inc., Stamford, CT (US);
Abstract
This invention relates to a process and composition for the preparation of an electrodeposit which contains at least one metal selected from the group consisting of nickel, cobalt and iron, which comprises passing current from an anode to a cathode through an aqueous plating solution containing at least one member selected from the group consisting of cobalt compounds and nickel compounds and iron compounds to provide cobalt, nickel and ferrous ions for electrodepositing cobalt, nickel, nickel-cobalt alloys, nickel-iron alloys, or nickel-cobalt-iron alloys the improvement comprising the presence of an effective amount of at least one compound or salt which in solution yields at least one member selected from the group consisting of cations of lanthanum, cerium, praseodymium, neodymium, promethium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, and lutetium in the said baths in a single or combined concentration of 0.1 gram per liter to 20 grams per liter.