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:
Nov. 16, 2021
Filed:
Apr. 18, 2018
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Eunkyoung Byun, Daejeon, KR;
Chong Kyu Shin, Daejeon, KR;
Youngju Lee, Daejeon, KR;
Hyungjoon Jeon, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 69/12 (2006.01); B01D 69/10 (2006.01); B01D 71/56 (2006.01); B01D 67/00 (2006.01); B01D 61/02 (2006.01); C02F 1/44 (2006.01);
U.S. Cl.
CPC ...
B01D 69/125 (2013.01); B01D 61/025 (2013.01); B01D 67/0006 (2013.01); B01D 69/10 (2013.01); B01D 69/12 (2013.01); B01D 69/122 (2013.01); B01D 71/56 (2013.01); C02F 1/44 (2013.01);
Abstract
Provided is a water treatment membrane including: a porous support; and a polyamide active layer provided on the porous support, in which the polyamide active layer includes one or more units selected from among a unit of Chemical Formula 1: a unit of Chemical Formula 2; a unit of Chemical Formula 3; and a unit of Chemical Formula 4; and a manufacturing method thereof.