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:
Jul. 15, 2014

Filed:

Sep. 22, 2011
Applicants:

Xiaomei Yu, Glastonbury, CT (US);

Mark R. Jaworowski, Glastonbury, CT (US);

Daniel V. Viens, Mansfield Center, CT (US);

Joseph J. Sangiovanni, West Suffield, CT (US);

Inventors:

Xiaomei Yu, Glastonbury, CT (US);

Mark R. Jaworowski, Glastonbury, CT (US);

Daniel V. Viens, Mansfield Center, CT (US);

Joseph J. Sangiovanni, West Suffield, CT (US);

Assignee:

Sikorsky Aircraft Corporation, Stratford, CT (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C25D 3/66 (2006.01); C25D 5/42 (2006.01); C25D 5/48 (2006.01); C25F 1/12 (2006.01); C23C 22/34 (2006.01); C23C 28/00 (2006.01);
U.S. Cl.
CPC ...
C25D 3/665 (2013.01); C25D 5/42 (2013.01); C25D 5/48 (2013.01); C25F 1/12 (2013.01); C23C 22/34 (2013.01); C23C 28/30 (2013.01);
Abstract

A method for electroplating aluminum metal on a magnesium alloy includes providing an Lewis acidic ionic liquid having dissolved species of an aluminum metal salt; pre-treating a surface of the magnesium alloy including subjecting the surface of the magnesium alloy to a reverse current etching in the ionic liquid; electroplating the aluminum metal on the surface using the ionic liquid as the electrolyte; and subjecting the surface of the magnesium alloy to a post-treatment including neutralization rinsing in a rinsing solvent solution.


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