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:
Jan. 06, 2015
Filed:
Apr. 18, 2014
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Assignee:
LG Chem, Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 39/00 (2006.01); B01D 39/14 (2006.01); B29C 67/20 (2006.01); B01D 63/00 (2006.01); B01D 71/82 (2006.01); B01D 67/00 (2006.01); B01D 69/12 (2006.01); B01D 61/02 (2006.01); B01D 71/56 (2006.01);
U.S. Cl.
CPC ...
B01D 71/56 (2013.01); B01D 71/82 (2013.01); B01D 67/00 (2013.01); B01D 69/12 (2013.01); B01D 61/02 (2013.01);
Abstract
The present disclosure relates to a method of manufacturing a water treatment membrane having high chlorine resistance and high permeability, the method including: forming an aqueous amine solution layer on a porous support, using an aqueous amine solution including a fluorine compound having an epoxy group in a terminal thereof and an amine compound; and forming a polyamide layer containing the fluorine compound by bringing an organic solution containing acyl halide into contact with the aqueous amine solution layer, and a water treatment membrane manufactured using the same.