Electrospun Porous Nanofibers: Pore−Forming Mechanisms and Applications for Photocatalytic Degradation of Organic Pollutants in Wastewater
Abstract
:1. Introduction
2. Pore−Forming Mechanism of Electrospun Porous Nanofibers
2.1. Breath Figures (BFs)
2.2. Vapor Induced Phase Separation (VIPS)
2.3. Non−Solvent Induced Phase Separation (NIPS)
2.4. Thermally Induced Phase Separation (TIPS)
2.5. Selective Removal (SR)
3. Applications in Photocatalytic Degradation of Water Pollutants
3.1. Organic Pollutants
3.1.1. Organic Dyes
3.1.2. Phenolic Pollutants
3.1.3. Antibiotic
3.2. Inorganic Pollutants
3.3. Bacteria
4. Relationships between Porous Structure and the Properties of Nanofibers
5. Conclusions and Perspectives
Author Contributions
Funding
Data Availability Statement
Conflicts of Interest
References
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Fiber Membrane Composition | Types of Heterojunctions | Photocatalytic Reactants | Photocatalytic Efficiency | References | ||
---|---|---|---|---|---|---|
Fiber Skeleton | Photocatalytic Particles | Conversion Rate | Repeatability | |||
Bi6Fe2Ti3O18 (BFTO) | Au@ (BFTO) | − | RhB | 90% | ≥4 run | [119] |
Polyethersulfones (PES) | (MWCNTs)−Fe3O4 | − | Cr(VI) | 99% | ≥5 run | [120] |
Chitosan | g−C3N4/TiO2 | − | Cr(VI) | 90% | ≥5 run | [121] |
PVDF/PAN | CuO−ZnO | type I | MO | 90% | ≥5 run | [122] |
BaTiO3–TiO2 | BaTiO3–TiO2 | type II | RhB | 99.8% | ≥5 run | [123] |
PAN | CNT/TiO2−NH2 | type II | Phenol | 99.7% | −− | [124] |
g−C3N4/Nb2O5 | g−C3N4/Nb2O5 | − | RhB, phenol | RhB: 98.1%, Phenol: 100% | ≥4 run | [125] |
In2TiO | In2O3/In2TiO | type II | RhB, Lvofloxacin (LEV) | RhB: 97.1%, LEV: 86% | ≥5 run | [126] |
g−C3N4 | WO3/g−C3N4 | Z−scheme | Phenol, Cr(VI) | Phenol: 75%, Cr(VI): 90% | ≥3 run | [127] |
TiO2 | Bi2O3/TiO2 | S−scheme | Phenol | Phenol: 50% | − | [128] |
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Cao, X.; Chen, W.; Zhao, P.; Yang, Y.; Yu, D.-G. Electrospun Porous Nanofibers: Pore−Forming Mechanisms and Applications for Photocatalytic Degradation of Organic Pollutants in Wastewater. Polymers 2022, 14, 3990. https://doi.org/10.3390/polym14193990
Cao X, Chen W, Zhao P, Yang Y, Yu D-G. Electrospun Porous Nanofibers: Pore−Forming Mechanisms and Applications for Photocatalytic Degradation of Organic Pollutants in Wastewater. Polymers. 2022; 14(19):3990. https://doi.org/10.3390/polym14193990
Chicago/Turabian StyleCao, Xianyang, Wei Chen, Ping Zhao, Yaoyao Yang, and Deng-Guang Yu. 2022. "Electrospun Porous Nanofibers: Pore−Forming Mechanisms and Applications for Photocatalytic Degradation of Organic Pollutants in Wastewater" Polymers 14, no. 19: 3990. https://doi.org/10.3390/polym14193990