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:
Jun. 01, 2021
Filed:
May. 05, 2017
Applicant:
Nx Filtration Holding B.v., Enschede, NL;
Inventors:
Joris De Grooth, Enschede, NL;
Maria Gerridina Elshof, Enschede, NL;
Hendrik Dirk Willem Roesink, Hertme, NL;
Assignee:
NX Filtration Holding B.V., Enschede, NL;
Primary Examiner:
Int. Cl.
CPC ...
B01D 71/68 (2006.01); B01D 69/02 (2006.01); B01D 71/58 (2006.01); C02F 1/44 (2006.01);
U.S. Cl.
CPC ...
B01D 71/68 (2013.01); B01D 69/02 (2013.01); B01D 71/58 (2013.01); C02F 1/442 (2013.01); B01D 2325/14 (2013.01); B01D 2325/16 (2013.01);
Abstract
The present invention relates to a polyelectrolyte multilayer (PEM) membrane comprised of at least one bilayer, wherein the bilayer is comprised of a layer of a polymeric polycation and a layer of a polymeric polyanion. Furthermore, present invention relates to methods for the production of these PEM membranes by layer-by-layer deposition and the use of these PEM membranes for the decontamination of liquids, preferably water.