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. 21, 2020
Filed:
Mar. 04, 2016
Applicant:
Osaka University, Osaka, JP;
Inventors:
Katsuaki Suganuma, Suita, JP;
Jinting Jiu, Suita, JP;
Assignee:
OSAKA UNIVERSITY, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22F 9/24 (2006.01); H01B 1/22 (2006.01); H01B 1/02 (2006.01); B22F 1/00 (2006.01); B23K 35/02 (2006.01); B23K 35/30 (2006.01);
U.S. Cl.
CPC ...
B22F 9/24 (2013.01); B22F 1/0014 (2013.01); B23K 35/025 (2013.01); B23K 35/302 (2013.01); H01B 1/02 (2013.01); H01B 1/22 (2013.01); B22F 2301/10 (2013.01);
Abstract
A method for producing copper particles includes a preparation step and a heating step. In the preparation step, a copper compound, a salt of a main group metal, and a polyhydric alcohol are prepared. In the heating step, a mixture of the copper compound, the salt of the main group metal, and the polyhydric alcohol is heated. Preferably, the main group metal is at least one selected from the group consisting of lithium, beryllium, sodium, magnesium, aluminum, potassium, calcium, zinc, gallium, germanium, rubidium, strontium, cadmium, indium, tin, antimony, cesium, and barium.