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:
May. 26, 2026
Filed:
Dec. 12, 2019
Applicant:
Sumitomo Metal Mining Co., Ltd., Tokyo, JP;
Inventors:
Hirofumi Tsunematsu, Isa, JP;
Takeshi Chonan, Isa, JP;
Assignee:
SUMITOMO METAL MINING CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01G 41/02 (2006.01); C03C 17/00 (2006.01); C03C 17/23 (2006.01); G02B 1/12 (2006.01); B82Y 20/00 (2011.01); B82Y 35/00 (2011.01); B82Y 40/00 (2011.01);
U.S. Cl.
CPC ...
C01G 41/02 (2013.01); C03C 17/009 (2013.01); C03C 17/23 (2013.01); G02B 1/12 (2013.01); B82Y 20/00 (2013.01); B82Y 35/00 (2013.01); B82Y 40/00 (2013.01); C01P 2004/64 (2013.01); C01P 2006/60 (2013.01); C03C 2217/452 (2013.01); C03C 2217/48 (2013.01);
Abstract
Provided are surface-treated infrared-absorbing fine particles that are infrared-absorbing fine particles each having a crystallite size greater than or equal to 30 nm and a surface that is coated with a coating layer that contains at least one selected from a hydrolysis product of a metal chelate compound, a polymer of the hydrolysis product of the metal chelate compound, a hydrolysis product of a metal cyclic oligomer compound, and a polymer of the hydrolysis product of the metal cyclic oligomer compound.