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:
Dec. 06, 2022
Filed:
Feb. 24, 2020
Applicant:
Jfr Co., Ltd., Tokyo, JP;
Inventors:
Hiroshi Miyazaki, Tokyo, JP;
Akira Fujino, Kamagaya, JP;
Assignee:
JFR CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 47/014 (2017.01); B01J 41/10 (2006.01); B01J 41/02 (2006.01); B01J 49/57 (2017.01); C01B 25/26 (2006.01); C02F 1/28 (2006.01); C02F 101/10 (2006.01);
U.S. Cl.
CPC ...
B01J 41/02 (2013.01); B01J 41/10 (2013.01); B01J 47/014 (2017.01); B01J 49/57 (2017.01); C01B 25/265 (2013.01); C02F 1/281 (2013.01); C02F 1/288 (2013.01); C02F 2101/105 (2013.01);
Abstract
An adsorbent for phosphoric acid-based anionic substances, that contains foamed glass, and that has a Ca2p concentration of 7.5 atom % or more or a Na1s concentration of 5.0 atom % or less at the surface thereof as measured by XPS analysis, and a half-width of Si2p peak of 2.4 eV or more. The adsorbent can also have a specific surface area of 45 m/g or more or a pore volume of 2.5 cm/g or more as measured by mercury intrusion.