Microplastics removal from aqueous environment by metal organic frameworks.
Zhila Honarmandrad1, Massoud Kaykhaii2, Jacek Gębicki1
1Department of Process Engineering and Chemical Technology, Faculty of Chemistry, Gdańsk University of Technology, Narutowicza 11/12, Gdańsk, 80-233, Poland.
BMC Chemistry
|September 22, 2023
Summary
Metal-organic frameworks (MOFs) show promise for removing microplastics (MPs) from water. Research highlights MOFs
Area of Science:
- Environmental Science
- Materials Science
- Chemistry
Background:
- Microplastic (MP) pollution poses significant risks to aquatic ecosystems and human health.
- Effective and sustainable removal methods for MPs from aqueous environments are urgently needed.
Purpose of the Study:
- To review recent research on using metal-organic frameworks (MOFs) for microplastic removal.
- To evaluate the potential and challenges of MOFs in addressing MP pollution.
Main Methods:
- Literature review of studies applying MOFs for microplastic adsorption.
- Analysis of MOF properties relevant to MP removal efficiency and stability.
- Exploration of strategies to overcome MOF limitations.
Main Results:
- MOFs demonstrate high efficiency in adsorbing MPs from water, with removal rates ranging from 70% to 99.9%.
- Tunable properties like pore size and chemical composition enhance MP removal.
- MOFs' powder form and stability issues can be mitigated by supporting them on substrates like aerogels or foams.
Conclusions:
- MOFs are a viable and versatile material for microplastic remediation.
- Further research is required on long-term stability and efficient regeneration methods for practical applications.
- Addressing cost and stability challenges is key for widespread MOF implementation in water treatment.
