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Abstract:
Nanofiltration has been playing an important role in water purification, in which the developments of novel membrane materials and modules are among significant. Herein, a metal-organic framework (MOFs) hybrid membrane, ZIF-8/PSS was fabricated on a tubular alumina substrate through a layer-by-layer self-assembly technique. ZIF-8 particles in situ grow into PSS layers to improve their compatibility and dispersion, thereby getting high quality membrane, which was loaded into a steel tubular module for nano-filtrating dyes from water. Under optimized conditions, it shows outstanding nanofiltration properties toward methyl blue, with the flux of 210 Lm(-2) h(-1) MPa-1 and the rejection of 98.6%. Furthermore, the good pressure resistance ability and running stability of the membrane were revealed, which can be attributed to use the ceramic substrate and the inherent stability of ZIF-8. This work thus illustrates a simple approach for fabricating MOFs hybrid membranes on tubular ceramic substrates, having great potential for industrial applications. (c) 2015 American Institute of Chemical Engineers AIChE J, 62: 538-546, 2016
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AICHE JOURNAL
ISSN: 0001-1541
Year: 2016
Issue: 2
Volume: 62
Page: 538-546
3 . 7 0 0
JCR@2022
ESI Discipline: CHEMISTRY;
ESI HC Threshold:221
CAS Journal Grade:2
Cited Count:
WoS CC Cited Count: 100
SCOPUS Cited Count: 121
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 12
Affiliated Colleges: