Membranes with Surface-Enhanced Antifouling Properties for Water Purification

Membrane technology has emerged as an attractive approach for water purification, while mitigation of fouling is key to lower membrane operating costs. This article reviews various materials with antifouling properties that can be coated or grafted onto the membrane surface to improve the antifoulin...

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Main Authors: Nima Shahkaramipour, Thien N. Tran, Sankara Ramanan, Haiqing Lin
Format: Article
Language:English
Published: MDPI AG 2017-03-01
Series:Membranes
Subjects:
Online Access:http://www.mdpi.com/2077-0375/7/1/13
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author Nima Shahkaramipour
Thien N. Tran
Sankara Ramanan
Haiqing Lin
author_facet Nima Shahkaramipour
Thien N. Tran
Sankara Ramanan
Haiqing Lin
author_sort Nima Shahkaramipour
collection DOAJ
description Membrane technology has emerged as an attractive approach for water purification, while mitigation of fouling is key to lower membrane operating costs. This article reviews various materials with antifouling properties that can be coated or grafted onto the membrane surface to improve the antifouling properties of the membranes and thus, retain high water permeance. These materials can be separated into three categories, hydrophilic materials, such as poly(ethylene glycol), polydopamine and zwitterions, hydrophobic materials, such as fluoropolymers, and amphiphilic materials. The states of water in these materials and the mechanisms for the antifouling properties are discussed. The corresponding approaches to coat or graft these materials on the membrane surface are reviewed, and the materials with promising performance are highlighted.
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spelling doaj.art-a646a3b150f54d51a8cf51d3079563102023-09-02T23:53:40ZengMDPI AGMembranes2077-03752017-03-01711310.3390/membranes7010013membranes7010013Membranes with Surface-Enhanced Antifouling Properties for Water PurificationNima Shahkaramipour0Thien N. Tran1Sankara Ramanan2Haiqing Lin3Department of Chemical and Biological Engineering, University at Buffalo, The State University of New York, Buffalo, NY 14260, USADepartment of Chemical and Biological Engineering, University at Buffalo, The State University of New York, Buffalo, NY 14260, USADepartment of Chemical and Biological Engineering, University at Buffalo, The State University of New York, Buffalo, NY 14260, USADepartment of Chemical and Biological Engineering, University at Buffalo, The State University of New York, Buffalo, NY 14260, USAMembrane technology has emerged as an attractive approach for water purification, while mitigation of fouling is key to lower membrane operating costs. This article reviews various materials with antifouling properties that can be coated or grafted onto the membrane surface to improve the antifouling properties of the membranes and thus, retain high water permeance. These materials can be separated into three categories, hydrophilic materials, such as poly(ethylene glycol), polydopamine and zwitterions, hydrophobic materials, such as fluoropolymers, and amphiphilic materials. The states of water in these materials and the mechanisms for the antifouling properties are discussed. The corresponding approaches to coat or graft these materials on the membrane surface are reviewed, and the materials with promising performance are highlighted.http://www.mdpi.com/2077-0375/7/1/13membrane foulingsurface modificationantifouling materialsstate of waterpoly(ethylene glycol)dopaminezwitterionsfluoropolymers
spellingShingle Nima Shahkaramipour
Thien N. Tran
Sankara Ramanan
Haiqing Lin
Membranes with Surface-Enhanced Antifouling Properties for Water Purification
Membranes
membrane fouling
surface modification
antifouling materials
state of water
poly(ethylene glycol)
dopamine
zwitterions
fluoropolymers
title Membranes with Surface-Enhanced Antifouling Properties for Water Purification
title_full Membranes with Surface-Enhanced Antifouling Properties for Water Purification
title_fullStr Membranes with Surface-Enhanced Antifouling Properties for Water Purification
title_full_unstemmed Membranes with Surface-Enhanced Antifouling Properties for Water Purification
title_short Membranes with Surface-Enhanced Antifouling Properties for Water Purification
title_sort membranes with surface enhanced antifouling properties for water purification
topic membrane fouling
surface modification
antifouling materials
state of water
poly(ethylene glycol)
dopamine
zwitterions
fluoropolymers
url http://www.mdpi.com/2077-0375/7/1/13
work_keys_str_mv AT nimashahkaramipour membraneswithsurfaceenhancedantifoulingpropertiesforwaterpurification
AT thienntran membraneswithsurfaceenhancedantifoulingpropertiesforwaterpurification
AT sankararamanan membraneswithsurfaceenhancedantifoulingpropertiesforwaterpurification
AT haiqinglin membraneswithsurfaceenhancedantifoulingpropertiesforwaterpurification