High temperature solid lubricant coating for high temperature wear applications

US8753417B1 · kind B1 · utility

Assignee

• The United States of America as represented by the Administrator of the National Aeronautics and Space Administration · US

Inventors

• Christopher DellaCorte · Medina, US
• Brian J. Edmonds · Cleveland, US

Key dates

• Filing date: Mar 18, 2010
• Grant date: Jun 17, 2014
• Expiry date: Feb 11, 2031

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C22C32/00
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

A self-lubricating, friction and wear reducing composite useful over a wide temperature range is described herein. The composite includes metal bonded chromium oxide dispersed in a metal binder having a substantial amount of nickel. The composite contains a fluoride of at least one Group I, Group II, or rare earth metal, and optionally a low temperature lubricant metal.