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. 29, 2024
Filed:
Oct. 15, 2019
Research Institute of Industrial Science & Technology, Pohang-si, KR;
Iucf-hyu (Industry-university Cooperation Foundation Hanyang University), Seoul, KR;
Joon-Woo Kim, Gwangyang-si, KR;
Young-Woong Suh, Seoul, KR;
Dong-Jun Koh, Pohang-si, KR;
Cheon-Woo Jeong, Seoul, KR;
Abstract
The present disclosure provides a catalyst for a water gas shift reaction at middle temperature, the catalyst comprising a catalytically active component containing 40 to 80 mol % of copper (Cu), 15 to 50 mol % of zinc (Zn), and 1 to 13 mol % of aluminum (Al), relative to all metals of the catalyst, wherein an aluminum-rich layer is present in a surface layer of a particle of the catalyst. Furthermore, the present disclosure provides a preparation method of the catalyst, and a hydrogen preparation method using the same.