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.

Date of Patent:
Aug. 28, 2018

Filed:

Nov. 10, 2014
Applicant:

The Research Foundation for the State University of New York, Binghamton, NY (US);

Inventors:

Junghyun Cho, Vestal, NY (US);

Bahgat Sammakia, Binghamton, NY (US);

Mark D. Poliks, Vestal, NY (US);

Roy Magnuson, Endicott, NY (US);

Biplab Kumar Roy, Temple, TX (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H05K 1/03 (2006.01); H05K 3/00 (2006.01); C25D 5/48 (2006.01); C25D 9/08 (2006.01); H05K 1/16 (2006.01); C25D 21/12 (2006.01); H05K 1/09 (2006.01); H05K 3/18 (2006.01);
U.S. Cl.
CPC ...
H05K 3/0011 (2013.01); C25D 5/48 (2013.01); C25D 9/08 (2013.01); C25D 21/12 (2013.01); H05K 1/0306 (2013.01); H05K 1/09 (2013.01); H05K 1/162 (2013.01); H05K 1/167 (2013.01); H05K 3/184 (2013.01); H05K 2201/0175 (2013.01); H05K 2201/0355 (2013.01); H05K 2203/092 (2013.01); H05K 2203/135 (2013.01); H05K 2203/163 (2013.01);
Abstract

A method for forming a film on a conductive substrate, comprising immersing a substrate having a conductive portion in a solution comprising a metal ion ceramic precursor for the film and a peroxide; applying a voltage potential to the conductive portion with respect to a counter electrode in the solution, sufficient to protect the conductive portion from corrosion by the solution, and drive formation of a film on the substrate, controlling a pH of the solution while limiting a production of hydrogen by electrolysis of the solution proximate to the conductive portion; and maintaining the voltage potential for a sufficient duration to produce a film on the conductive portion. An electrode may be formed over the film to produce an electrical device. The film may be, for example, insulating, dielectric, resistive, semiconductive, magnetic, or ferromagnetic.


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