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. 28, 2020
Filed:
Mar. 31, 2017
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Hyungbae Gil, Daejeon, KR;
Byungho Jeon, Daejeon, KR;
Hyuin Ryu, Daejeon, KR;
Yeji Kim, Daejeon, KR;
Chong Kyu Shin, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 61/02 (2006.01); B01D 67/00 (2006.01); B01D 69/10 (2006.01); B01D 69/12 (2006.01); B01D 71/32 (2006.01); B01D 71/56 (2006.01); C08G 69/00 (2006.01); B01D 71/58 (2006.01); C02F 1/44 (2006.01); C08G 69/18 (2006.01); C08J 5/22 (2006.01); C08L 77/00 (2006.01);
U.S. Cl.
CPC ...
B01D 67/0006 (2013.01); B01D 61/02 (2013.01); B01D 61/025 (2013.01); B01D 67/00 (2013.01); B01D 69/10 (2013.01); B01D 69/125 (2013.01); B01D 71/32 (2013.01); B01D 71/56 (2013.01); B01D 71/58 (2013.01); C02F 1/44 (2013.01); C02F 1/441 (2013.01); C08G 69/00 (2013.01); C08G 69/18 (2013.01); C08J 5/22 (2013.01); C08L 77/00 (2013.01); C02F 2303/20 (2013.01);
Abstract
The present specification provides a composition for interfacial polymerization of polyamide including at least one of an amine compound and an acyl halide compound; a surfactant; and a compound represented by Chemical Formula 1, and a method for preparing a reverse osmosis membrane using the same.