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:
Mar. 19, 2024
Filed:
Dec. 13, 2019
Applicant:
Coway Co., Ltd., Gongju-si, KR;
Inventors:
Sang-Young Lee, Seoul, KR;
Sunhyeok Park, Seoul, KR;
Assignee:
COWAY CO., LTD., Gongju-si, KR;
Primary Examiner:
Int. Cl.
CPC ...
C02F 1/461 (2023.01); C02F 1/467 (2023.01); C22C 5/04 (2006.01); C25B 11/089 (2021.01);
U.S. Cl.
CPC ...
C02F 1/46109 (2013.01); C02F 1/4672 (2013.01); C22C 5/04 (2013.01); C25B 11/089 (2021.01); C02F 2001/46142 (2013.01); C02F 2001/46152 (2013.01); C02F 2201/4613 (2013.01); C02F 2201/4614 (2013.01); C02F 2201/4615 (2013.01); C02F 2303/04 (2013.01);
Abstract
Electrode catalytic layers coated on outer surfaces of oxidation electrode and a reduction electrode used to generate sterile water, where the electrode catalyst layers are formed on the outer surfaces of the oxidation electrode and a reduction electrode to have predetermined thickness, and are composed of iridium (Ir), palladium (Pd), and tantalum (Ta), and wherein the palladium (Pd) has a weight ratio of 10% to 30%, and a sum of the weight ratios of the iridium (Ir) and the tantalum (Ta) is 70% to 90%.