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. 14, 2025
Filed:
Jul. 15, 2020
Applicant:
National University of Singapore, Singapore, SG;
Inventors:
John Wang, Singapore, SG;
Zhiyang Lyu, Singapore, SG;
How Yong Ng, Singapore, SG;
Tze Chiang Albert Ng, Singapore, SG;
Jun Ding, Singapore, SG;
Assignee:
National University of Singapore, Singapore, SG;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 69/02 (2005.12); B01D 61/14 (2005.12); B01D 67/00 (2005.12); B01D 69/12 (2005.12); B01D 71/02 (2005.12); B33Y 80/00 (2014.12); C02F 1/44 (2022.12);
U.S. Cl.
CPC ...
B01D 69/02 (2012.12); B01D 61/14 (2012.12); B01D 67/00411 (2022.07); B01D 67/0069 (2012.12); B01D 69/1216 (2022.07); B01D 71/025 (2012.12); B33Y 80/00 (2014.11); C02F 1/444 (2012.12); B01D 2325/022 (2012.12); B01D 2325/04 (2012.12); B01D 2325/08 (2012.12); B01D 2325/20 (2012.12);
Abstract
There is provided an inorganic hierarchical porous membrane comprising at least two layers, wherein each layer of the at least two layers comprises a different average pore size as compared to another layer of the at least two layers, and wherein the membrane comprises a patterned surface. There is also provided a method of forming the membrane.