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:
Apr. 20, 2010
Filed:
Aug. 28, 2006
Applicants:
Dongming Zhu, Westlake, OH (US);
Robert A. Miller, Brecksville, OH (US);
Inventors:
Dongming Zhu, Westlake, OH (US);
Robert A. Miller, Brecksville, OH (US);
Assignee:
The United States of Americas as represented by the Secretary of the Army, Washington, DC (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C04B 35/48 (2006.01);
U.S. Cl.
CPC ...
Abstract
A composition for thermal barrier coatings exhibiting improved thermal conductivity and toughness is provided. The composition is comprised of a base majority oxide, a first dopant oxide, at least one small rare earth oxide, at least one large rare earth oxide and at least one toughening oxide. Compared to traditional thermal barrier coatings, a composition of the present invention provides approximately twice the toughness one-third to one-half the thermal conductivity.