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:
Sep. 19, 2023
Filed:
Dec. 23, 2022
Applicant:
King Fahd University of Petroleum and Minerals, Dhahran, SA;
Inventors:
Assignee:
King Fahd University of Petroleum and Minerals, Dhahran, SA;
Primary Examiner:
Int. Cl.
CPC ...
B01J 20/24 (2006.01); B01J 20/30 (2006.01); B01J 20/28 (2006.01); B01D 53/02 (2006.01);
U.S. Cl.
CPC ...
B01J 20/24 (2013.01); B01D 53/02 (2013.01); B01J 20/28059 (2013.01); B01J 20/28061 (2013.01); B01J 20/28071 (2013.01); B01J 20/28083 (2013.01); B01J 20/3078 (2013.01); B01J 20/3085 (2013.01); B01D 2253/20 (2013.01); B01D 2253/304 (2013.01); B01D 2253/306 (2013.01); B01D 2253/311 (2013.01); B01D 2257/504 (2013.01);
Abstract
An aminated siliceous adsorbent, which is the reaction product of dried acidified rice husk ash having disordered mesopores and an amino silane, wherein amine functional groups are present on an external surface and within the mesopores of the dried acidified rice husk ash, and wherein the aminated siliceous adsorbent has a carbon content of 24 to 30 wt. %, based on a total weight of the aminated siliceous adsorbent. A method of making the aminated siliceous adsorbent and a method of capturing COfrom a gas mixture with the aminated siliceous adsorbent.