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.:

US 7959841 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 14, 2011

Filed:

May. 31, 2006
Applicant:

Yusheng Zhao, Los Alamos, NM (US);

Inventor:

Yusheng Zhao, Los Alamos, NM (US);

Assignee:

Los Alamos National Security, LLC, Los Alamos, NM (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B 35/577 (2006.01); B28B 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Uniformly dense, diamond-silicon carbide composites having high hardness, high fracture toughness, and high thermal stability are prepared by consolidating a powder mixture of diamond and amorphous silicon. A composite made at 5 GPa/1673K had a measured fracture toughness of 12 MPa·m. By contrast, liquid infiltration of silicon into diamond powder at 5 GPa/1673K produces a composite with higher hardness but lower fracture toughness.


Find Patent Forward Citations

Zhao, Yusheng. (2011). Diamond-silicon carbide composite and method (U.S. Patent No. 7959841). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7959841

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