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:
Apr. 01, 2025
Filed:
Dec. 17, 2023
Applicant:
Chung Yuan Christian University, Taoyuan, TW;
Inventors:
Assignee:
Chung Yuan Christian University, Taoyuan, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 23/06 (2006.01); B01J 21/06 (2006.01); B01J 35/39 (2024.01); B01J 37/04 (2006.01); B01J 37/08 (2006.01);
U.S. Cl.
CPC ...
B01J 23/06 (2013.01); B01J 21/063 (2013.01); B01J 35/39 (2024.01); B01J 37/04 (2013.01); B01J 37/082 (2013.01);
Abstract
Disclosed herein are methods of producing photocatalysts for degrading NOx. According to some embodiments of the present disclosure, the method comprises mixing a transitional metal or its oxide with a bone powder or a shell powder, followed by heating the mixture for at least 12 hours to dehydrate the mixture, and calcinating the dehydrated product for 1-5 hours. In certain embodiments, the bone powder is mixed with titanium dioxide at the weight ratio of 1:1. In certain embodiments, the shell powder is mixed with titanium dioxide at the weight ratio of 0.5:1 to 2:1 (w/w).