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.

Date of Patent:
Mar. 31, 2026

Filed:

Oct. 24, 2016
Applicant:

Toyo Aluminium Kabushiki Kaisha, Osaka, JP;

Inventors:

Isao Murakami, Osaka, JP;

Jun Kusui, Osaka, JP;

Takamasa Tanaka, Osaka, JP;

Kenta Ishigami, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22F 9/08 (2006.01); B22F 1/052 (2022.01); B22F 1/065 (2022.01); B22F 10/28 (2021.01); B22F 10/68 (2021.01); B22F 12/67 (2021.01); B33Y 70/00 (2020.01); B22F 10/70 (2021.01);
U.S. Cl.
CPC ...
B22F 9/082 (2013.01); B22F 1/052 (2022.01); B22F 1/065 (2022.01); B22F 10/28 (2021.01); B22F 12/67 (2021.01); B33Y 70/00 (2014.12); B22F 2009/0896 (2013.01); B22F 10/68 (2021.01); B22F 10/70 (2021.01); B22F 2207/13 (2013.01); B22F 2301/052 (2013.01); B22F 2304/10 (2013.01);
Abstract

An aluminum particle group composed of aluminum particles, as observed in an image thereof obtained through a scanning electron microscope, has an average circularity of 0.75 or more, and an average particle diameter of Dof 10 μm or more and less than 100 μm, and satisfies A×3≤B and also satisfying D<C where A represents the number of aluminum particles having a diameter of less than 5 μm, B represents the number of aluminum particles having a diameter of 10 μm or more, C represents the number of aluminum particles with no satellite, and D represents the number of aluminum particles having satellites.


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