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Electrospun Nanofiber-Based Membranes for Water Treatment
Yixuan Tang1, Zhengwei Cai1, Xiaoxia Sun1
1Key Laboratory of Marine Chemistry Theory and Technology, Ministry of Education, College of Chemistry and Chemical Engineering, Ocean University of China, Qingdao 266100, China.
Polymers
|May 28, 2022
Summary
Electrospun nanofiber-based membranes (ENMs) offer advanced water purification and desalination. This review details ENMs as selective layers or supporting substrates, highlighting fabrication methods and future potential in water treatment.
Area of Science:
- Materials Science
- Chemical Engineering
- Environmental Science
Background:
- Membrane technology is crucial for water purification and desalination.
- Electrospun nanofiber-based membranes (ENMs) are emerging as promising candidates due to their high surface area, porosity, and low thickness.
Purpose of the Study:
- To review the current status of ENMs in water treatment.
- To categorize ENMs based on the role of the nanofiber layer (selective layer or supporting substrate).
- To discuss fabrication methods, challenges, and future perspectives.
Main Methods:
- Review of existing literature on ENMs for water treatment.
- Categorization of ENMs into two main roles: selective layer and supporting substrate.
- Detailed discussion of fabrication parameters and modification approaches for ENMs.
Main Results:
- ENMs can function effectively as either selective layers or supporting substrates.
- Various fabrication techniques for ENMs, including mixed matrix and surface modification, are presented.
- Different methods for fabricating selective layers on ENM substrates are explored, such as inorganic deposition and interfacial polymerization.
Conclusions:
- ENMs represent a rapidly evolving technology with significant potential for water treatment applications.
- Addressing fabrication challenges and exploring new material combinations will drive ENM advancements.
- Progress in ENMs is expected to benefit industries including water treatment, environmental protection, healthcare, and energy storage.
