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. 22, 2025

Filed:

Dec. 23, 2020
Applicant:

Hamilton Sundstrand Corporation, Charlotte, NC (US);

Inventors:

Blair A. Smith, South Windsor, CT (US);

Steven Poteet, Ashland, MA (US);

Vijay V. Pujar, Rancho Santa Fe, CA (US);

Georgios S. Zafiris, Glastonbury, CT (US);

Weilong Zhang, Glastonbury, CT (US);

Michael A. Kryzman, West Hartford, CT (US);

Assignee:

HAMILTON SUNDSTRAND CORPORATION, Charlotte, NC (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C 22/82 (2006.01); C23C 22/18 (2006.01); C23C 22/76 (2006.01); C23C 22/83 (2006.01); C23C 28/00 (2006.01); C23F 11/18 (2006.01); C23C 22/07 (2006.01);
U.S. Cl.
CPC ...
C23C 22/182 (2013.01); C23C 22/76 (2013.01); C23C 22/83 (2013.01); C23C 28/34 (2013.01); C23F 11/188 (2013.01);
Abstract

Disclosed is a phosphate coating, comprising: a phosphate portion, wherein the phosphate portion comprises pores, wherein the pores are at least partially filled with a corrosion inhibition sealant, wherein the corrosion inhibition sealant comprises: a base, wherein the base comprises a matrix and a metal within the matrix, wherein the metal within the matrix comprises aluminum, an aluminum alloy, zinc, a zinc alloy, magnesium, a magnesium alloy, or a combination thereof and an inhibitor mixed within the base, wherein the inhibitor comprises zinc molybdate, magnesium metasilicate, trivalent chromium, tungstenate, a metal phosphate silicate, or a combination thereof.


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