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:
Jul. 08, 2025
Filed:
Feb. 18, 2019
Applicant:
Sumitomo Electric Industries, Ltd., Osaka, JP;
Inventors:
Assignee:
Sumitomo Electric Industries, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 5/14 (2006.01); B22F 1/18 (2022.01); B22F 3/26 (2006.01); C09C 1/44 (2006.01); C22C 1/05 (2023.01); C22C 1/10 (2023.01); C22C 26/00 (2006.01); H01L 23/373 (2006.01);
U.S. Cl.
CPC ...
C09K 5/14 (2013.01); B22F 1/18 (2022.01); B22F 3/26 (2013.01); C09C 1/44 (2013.01); C22C 1/05 (2013.01); C22C 1/10 (2013.01); C22C 26/00 (2013.01); C01P 2004/02 (2013.01); C01P 2004/61 (2013.01); C01P 2004/80 (2013.01); C01P 2006/32 (2013.01); H01L 23/373 (2013.01);
Abstract
A composite material includes: coated particles, each of which includes a carbon-based particle made of a carbon-based substance and a carbide layer that covers at least a part of the surface of the carbon-based particle; and a copper phase that binds the coated particles to each other, wherein the carbide layer is made of a carbide containing at least one element selected from the group consisting of Si, Ti, Zr and Hf, and the average particle size of the carbon-based particles is 1 μm or more and 100 μm or less.