Strategies in forward osmosis membrane substrate fabrication and modification: A review

Forward osmosis (FO) has been recognized as the preferred alternative membrane-based separation technology for conventional water treatment technologies due to its high energy efficiency and promising separation performances. FO has been widely explored in the fields of wastewater treatment, desalin...

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Main Authors: Suzaimi, N.D., Goh, P.S., Ismail, A.F., Mamah, S.C., Malek, N.A.N.N., Lim, J.W., Wong, K.C., Hilal, N.
Format: Article
Institution: Universiti Teknologi Petronas
Record Id / ISBN-0: utp-eprints.29792 /
Published: MDPI AG 2020
Online Access: https://www.scopus.com/inward/record.uri?eid=2-s2.0-85096039229&doi=10.3390%2fmembranes10110332&partnerID=40&md5=2ec8f3b807a5ac89e7c68d392621269b
http://eprints.utp.edu.my/29792/
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spelling utp-eprints.297922022-03-25T02:56:29Z Strategies in forward osmosis membrane substrate fabrication and modification: A review Suzaimi, N.D. Goh, P.S. Ismail, A.F. Mamah, S.C. Malek, N.A.N.N. Lim, J.W. Wong, K.C. Hilal, N. Forward osmosis (FO) has been recognized as the preferred alternative membrane-based separation technology for conventional water treatment technologies due to its high energy efficiency and promising separation performances. FO has been widely explored in the fields of wastewater treatment, desalination, food industry and bio-products, and energy generation. The substrate of the typically used FO thin film composite membranes serves as a support for selective layer formation and can significantly affect the structural and physicochemical properties of the resultant selective layer. This signifies the importance of substrate exploration to fine-tune proper fabrication and modification in obtaining optimized substrate structure with regards to thickness, tortuosity, and porosity on the two sides. The ultimate goal of substrate modification is to obtain a thin and highly selective membrane with enhanced hydrophilicity, antifouling propensity, as well as long duration stability. This review focuses on the various strategies used for FO membrane substrate fabrication and modification. An overview of FO membranes is first presented. The extant strategies applied in FO membrane substrate fabrications and modifications in addition to efforts made to mitigate membrane fouling are extensively reviewed. Lastly, the future perspective regarding the strategies on different FO substrate layers in water treatment are highlighted. © 2020 by the authors. Licensee MDPI, Basel, Switzerland. MDPI AG 2020 Article NonPeerReviewed https://www.scopus.com/inward/record.uri?eid=2-s2.0-85096039229&doi=10.3390%2fmembranes10110332&partnerID=40&md5=2ec8f3b807a5ac89e7c68d392621269b Suzaimi, N.D. and Goh, P.S. and Ismail, A.F. and Mamah, S.C. and Malek, N.A.N.N. and Lim, J.W. and Wong, K.C. and Hilal, N. (2020) Strategies in forward osmosis membrane substrate fabrication and modification: A review. Membranes, 10 (11). pp. 1-42. http://eprints.utp.edu.my/29792/
institution Universiti Teknologi Petronas
collection UTP Institutional Repository
description Forward osmosis (FO) has been recognized as the preferred alternative membrane-based separation technology for conventional water treatment technologies due to its high energy efficiency and promising separation performances. FO has been widely explored in the fields of wastewater treatment, desalination, food industry and bio-products, and energy generation. The substrate of the typically used FO thin film composite membranes serves as a support for selective layer formation and can significantly affect the structural and physicochemical properties of the resultant selective layer. This signifies the importance of substrate exploration to fine-tune proper fabrication and modification in obtaining optimized substrate structure with regards to thickness, tortuosity, and porosity on the two sides. The ultimate goal of substrate modification is to obtain a thin and highly selective membrane with enhanced hydrophilicity, antifouling propensity, as well as long duration stability. This review focuses on the various strategies used for FO membrane substrate fabrication and modification. An overview of FO membranes is first presented. The extant strategies applied in FO membrane substrate fabrications and modifications in addition to efforts made to mitigate membrane fouling are extensively reviewed. Lastly, the future perspective regarding the strategies on different FO substrate layers in water treatment are highlighted. © 2020 by the authors. Licensee MDPI, Basel, Switzerland.
format Article
author Suzaimi, N.D.
Goh, P.S.
Ismail, A.F.
Mamah, S.C.
Malek, N.A.N.N.
Lim, J.W.
Wong, K.C.
Hilal, N.
spellingShingle Suzaimi, N.D.
Goh, P.S.
Ismail, A.F.
Mamah, S.C.
Malek, N.A.N.N.
Lim, J.W.
Wong, K.C.
Hilal, N.
Strategies in forward osmosis membrane substrate fabrication and modification: A review
author_sort Suzaimi, N.D.
title Strategies in forward osmosis membrane substrate fabrication and modification: A review
title_short Strategies in forward osmosis membrane substrate fabrication and modification: A review
title_full Strategies in forward osmosis membrane substrate fabrication and modification: A review
title_fullStr Strategies in forward osmosis membrane substrate fabrication and modification: A review
title_full_unstemmed Strategies in forward osmosis membrane substrate fabrication and modification: A review
title_sort strategies in forward osmosis membrane substrate fabrication and modification: a review
publisher MDPI AG
publishDate 2020
url https://www.scopus.com/inward/record.uri?eid=2-s2.0-85096039229&doi=10.3390%2fmembranes10110332&partnerID=40&md5=2ec8f3b807a5ac89e7c68d392621269b
http://eprints.utp.edu.my/29792/
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score 11.62408

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