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:
Feb. 08, 2022
Filed:
Mar. 25, 2015
Applicant:
Nanyang Technological University, Singapore, SG;
Inventors:
Assignee:
NANYANG TECHNOLOGICAL UNIVERSITY, Singapore, SG;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 61/00 (2006.01); C02F 1/44 (2006.01); C02F 1/14 (2006.01);
U.S. Cl.
CPC ...
B01D 61/005 (2013.01); C02F 1/445 (2013.01); C02F 1/14 (2013.01); C02F 2303/16 (2013.01); Y02W 10/37 (2015.05);
Abstract
A draw solute for a forward osmosis process, the draw solute comprising: a thermally responsive ionic compound having at least one of: a lower critical solution temperature (LCST) and an upper critical solution temperature (UCST), the draw solute being regeneratable from a diluted aqueous draw solution after forward osmosis via one of: liquid-liquid phase separation and solid-liquid phase separation, the draw solute being regeneratable when the diluted aqueous draw solution is at a temperature selected from one of: above the LCST and below the UCST.