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Zhang Y, Zhang H, Chen L, Wang J, Wang J, Li J, Zhao Y, Zhang M, Zhang H. Piezoelectric Polyvinylidene Fluoride Membranes with Self-Powered and Electrified Antifouling Performance in Pressure-Driven Ultrafiltration Processes. ENVIRONMENTAL SCIENCE & TECHNOLOGY 2022; 56:16271-16280. [PMID: 36239692 DOI: 10.1021/acs.est.2c05359] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/16/2023]
Abstract
Electroactive membranes have the potential to address membrane fouling via electrokinetic phenomena. However, additional energy consumption and complex material design represent chief barriers to achieving sustainable and economically viable antifouling performance. Herein, we present a novel strategy for fabricating a piezoelectric antifouling polyvinylidene fluoride (PVDF) membrane (Pi-UFM) by integrating the ion-dipole interactions (NaCl coagulation bath) and mild poling (in situ electric field) into a one-step phase separation process. This Pi-UFM with an intact porous structure could be self-powered in a typical ultrafiltration (UF) process via the responsivity to pressure stimuli, where the dominant β-PVDF phase and the out-of-plane aligned dipoles were demonstrated to be critical to obtain piezoelectricity. By challenging with different feed solutions, the Pi-UFM achieved enhanced antifouling capacity for organic foulants even with high ionic strength, suggesting that electrostatic repulsion and hydration repulsion were behind the antifouling mechanism. Furthermore, the TMP-dependent output performance of the Pi-UFM in both air and water confirmed its ability for converting ambient mechanical energy to in situ surface potential (ζ), demonstrating that this antifouling performance was a result of the membrane electromechanical transducer actions. Therefore, this study provides useful insight and strategy to enable piezoelectric materials for membrane filtration applications with energy efficiency and extend functionalities.
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Affiliation(s)
- Yang Zhang
- School of Environmental Science and Engineering, State Key Laboratory of Separation Membranes and Membrane Processes, Tiangong University, Tianjin 300387, China
| | - Haoquan Zhang
- School of Environmental Science and Engineering, State Key Laboratory of Separation Membranes and Membrane Processes, Tiangong University, Tianjin 300387, China
| | - Lingling Chen
- College of Health Science and Environmental Engineering, Shenzhen Technology University, Shenzhen 518118, China
| | - Jie Wang
- School of Environmental Science and Engineering, State Key Laboratory of Separation Membranes and Membrane Processes, Tiangong University, Tianjin 300387, China
| | - Jun Wang
- School of Environmental Science and Engineering, State Key Laboratory of Separation Membranes and Membrane Processes, Tiangong University, Tianjin 300387, China
| | - Jian Li
- School of Environmental Science and Engineering, State Key Laboratory of Separation Membranes and Membrane Processes, Tiangong University, Tianjin 300387, China
| | - Yuan Zhao
- School of Environmental Science and Engineering, State Key Laboratory of Separation Membranes and Membrane Processes, Tiangong University, Tianjin 300387, China
| | - Meng Zhang
- School of Electronic and Information Engineering, Beihang University, Beijing 100191, China
| | - Hongwei Zhang
- School of Environmental Science and Engineering, State Key Laboratory of Separation Membranes and Membrane Processes, Tiangong University, Tianjin 300387, China
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Anti-fouling piezoelectric PVDF membrane: Effect of morphology on dielectric and piezoelectric properties. J Memb Sci 2021. [DOI: 10.1016/j.memsci.2020.118818] [Citation(s) in RCA: 16] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]
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Fabrication and in-situ fouling mitigation of a supported carbon nanotube/γ-alumina ultrafiltration membrane. J Memb Sci 2018. [DOI: 10.1016/j.memsci.2017.12.050] [Citation(s) in RCA: 27] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/23/2022]
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Cui Z, Hassankiadeh NT, Zhuang Y, Drioli E, Lee YM. Crystalline polymorphism in poly(vinylidenefluoride) membranes. Prog Polym Sci 2015. [DOI: 10.1016/j.progpolymsci.2015.07.007] [Citation(s) in RCA: 212] [Impact Index Per Article: 23.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
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Microporous poly(vinylidene fluoride) hollow fiber membranes fabricated with PolarClean as water-soluble green diluent and additives. J Memb Sci 2015. [DOI: 10.1016/j.memsci.2015.01.031] [Citation(s) in RCA: 85] [Impact Index Per Article: 9.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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Effect of poling time on filtration properties of PVDF membranes treated in intense electric fields. Polym Bull (Berl) 2014. [DOI: 10.1007/s00289-014-1103-8] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
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Darestani M, Chilcott T, Coster H. Changing the microstructure of membranes using intense electric fields: Dielectric strength studies. J Memb Sci 2014. [DOI: 10.1016/j.memsci.2013.10.027] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/26/2022]
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Darestani M, Chilcott T, Coster H. Changing the microstructure of membranes using an intense electric field: Filtration performance. J Memb Sci 2014. [DOI: 10.1016/j.memsci.2013.08.027] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/26/2022]
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Darestani MT, Chilcott TC, Coster HGL. Electrical impedance spectroscopy study of piezoelectric PVDF membranes. J Solid State Electrochem 2013. [DOI: 10.1007/s10008-013-2286-x] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/26/2022]
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Darestani M, Coster H, Chilcott T, Fleming S, Nagarajan V, An H. Piezoelectric membranes for separation processes: Fabrication and piezoelectric properties. J Memb Sci 2013. [DOI: 10.1016/j.memsci.2013.01.035] [Citation(s) in RCA: 56] [Impact Index Per Article: 5.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
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