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:
Mar. 18, 2025
Filed:
Mar. 03, 2021
Applicants:
Sumitomo Electric Industries, Ltd., Osaka, JP;
A.l.m.t. Corp., Tokyo, JP;
Inventors:
Assignees:
Sumitomo Electric Industries, Ltd., Osaka, JP;
A.L.M.T. Corp., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C 26/00 (2006.01); C25D 3/12 (2006.01); C25D 7/00 (2006.01); H01L 23/373 (2006.01);
U.S. Cl.
CPC ...
C22C 26/00 (2013.01); C25D 3/12 (2013.01); C25D 7/00 (2013.01); H01L 23/3732 (2013.01);
Abstract
A composite material of the present disclosure contains a plurality of diamond particles, copper, and at least one first element selected from the group consisting of silicon, chromium, cobalt, nickel, molybdenum, titanium, vanadium, niobium, tantalum tungsten and aluminum, wherein the content rate of the first element based on the total mass of the copper and the first element is 50 ppm or higher and 2,000 ppm or lower.