Influence of Fabric Support on Improving the Layer-by-Layer Polyethersulfone Membrane Performance.

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Title: Influence of Fabric Support on Improving the Layer-by-Layer Polyethersulfone Membrane Performance.
Authors: Bhran, Ahmed A.1 (AUTHOR) aabahran@imamu.edu.sa, Gadallah, Abdelrahman G.1,2 (AUTHOR), Mansor, Eman S.2,3 (AUTHOR), Abdallah, Heba1,3 (AUTHOR)
Source: Polymers (20734360). Nov2025, Vol. 17 Issue 21, p2825. 16p.
Subjects: Reverse osmosis, Polyethersulfone, Mechanical behavior of materials, Substrates (Materials science), Coagulation, Multilayers
Abstract: This work is based on studying the effect of different kinds of support on the prepared reverse osmosis membranes. Different kinds of woven and non-woven supports were tested and characterized to select the best one for RO membrane preparation. The prepared membrane on polyester woven support (M1ws) provides 39.9 LMH permeate flux using a piperazine coagulation bath during membrane preparation, while polyester non-woven support (M2ns) exhibits the highest salt rejection percentage, which was 92.2% using a Melamine coagulation bath. The mechanical properties for preparing membranes using supports were arranged in descending order as follows: M1ws > M2ns > M3np. The membrane on polypropylene support (M3np) provides the lowest mechanical properties. [ABSTRACT FROM AUTHOR]
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Database: Engineering Source
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Abstract:This work is based on studying the effect of different kinds of support on the prepared reverse osmosis membranes. Different kinds of woven and non-woven supports were tested and characterized to select the best one for RO membrane preparation. The prepared membrane on polyester woven support (M1ws) provides 39.9 LMH permeate flux using a piperazine coagulation bath during membrane preparation, while polyester non-woven support (M2ns) exhibits the highest salt rejection percentage, which was 92.2% using a Melamine coagulation bath. The mechanical properties for preparing membranes using supports were arranged in descending order as follows: M1ws > M2ns > M3np. The membrane on polypropylene support (M3np) provides the lowest mechanical properties. [ABSTRACT FROM AUTHOR]
ISSN:20734360
DOI:10.3390/polym17212825