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. 27, 2021
Filed:
Jan. 30, 2020
Applicant:
Admatechs Co., Ltd., Miyoshi, JP;
Inventors:
Assignee:
ADMATECHS CO., LTD., Miyoshi, JP;
Primary Examiner:
Int. Cl.
CPC ...
C09K 5/14 (2006.01); C01F 7/02 (2006.01); C08K 3/22 (2006.01); C08K 7/18 (2006.01);
U.S. Cl.
CPC ...
C09K 5/14 (2013.01); C01F 7/02 (2013.01); C08K 3/22 (2013.01); C08K 7/18 (2013.01); C01P 2004/32 (2013.01); C01P 2004/61 (2013.01); C01P 2006/22 (2013.01); C01P 2006/32 (2013.01); C08K 2003/2227 (2013.01); C08K 2201/001 (2013.01); C08K 2201/005 (2013.01);
Abstract
A particulate material is mainly composed of alumina, has a volume average particle diameter of from 70 to 200 μm, has a degree of sphericity of from 0.89 or more to less than 0.99, has a degree of alfa-aluminization of from 40 to 85%, and produces a result of 0.017 g or less in an abrasion test for equipment.