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:
Oct. 25, 2022
Filed:
Nov. 28, 2017
Applicant:
Daiichi Kigenso Kagaku Kogyo Co., Ltd., Osaka, JP;
Inventors:
Taku Nishikawa, Osaka, JP;
Taichi Kunisada, Osaka, JP;
Assignee:
DAIICHI KIGENSO KAGAKU KOGYO CO., LTD., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01G 25/02 (2006.01); B01J 13/00 (2006.01);
U.S. Cl.
CPC ...
C01G 25/02 (2013.01); B01J 13/0047 (2013.01); C01P 2002/72 (2013.01); C01P 2002/82 (2013.01); C01P 2004/64 (2013.01); C01P 2006/22 (2013.01);
Abstract
Provided are a zirconia sol having a transmittance of 45% or more at a wavelength of 400 nm, having a transmittance of 75% or more at a wavelength of 550 nm, and containing zirconia particles in an amount of 20 wt % or more, and a method for manufacturing the zirconia sol.