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Papers
61,005 resultsShowing papers similar to Defect-engineered metal organic framework thin film nanocomposite membranes for enhanced forward osmosis performance and microplastic antifouling
ClearMicroplastics-resistant FO membranes: Zwitterionic MOF nanoparticles for superior fouling control
Researchers developed a new type of forward osmosis membrane modified with zwitterionic metal-organic framework nanoparticles to resist fouling by microplastics. The modified membranes showed a 73 percent improvement in water-attracting properties and only a 17 percent decline in water flow during fouling tests, compared to 60 percent for unmodified membranes. The technology could improve the efficiency of water treatment systems that need to handle microplastic-contaminated water.
Metal-organic framework membrane for waterborne micro/nanoplastics treatment
Researchers reviewed the potential of metal-organic framework (MOF) membranes — materials with highly tunable pore structures — to filter micro- and nanoplastics from water more effectively than conventional filtration. MOF membranes showed promise due to their adjustable surface chemistry and resistance to biological fouling, though challenges like particle clumping and structural stability still need to be resolved.
Resilient forward osmosis membranes against microplastics fouling enhanced by MWCNTs/UiO-66-NH2 hybrid nanoparticles
Researchers developed improved forward osmosis membranes by incorporating hybrid nanoparticles made of multi-wall carbon nanotubes and metal-organic frameworks to resist microplastic fouling. The modified membranes showed enhanced performance and greater resistance to clogging by microplastic particles. The study presents a promising approach for improving membrane-based water treatment systems that need to handle microplastic-contaminated wastewater.
Fabrication of dual-charged MOF-based ultrafiltration membrane to remove charged nanoplastics from wastewater
Researchers developed a new type of water filter membrane that can remove over 99% of nanoplastics from wastewater while maintaining high water flow. The membrane uses metal-organic framework nanoparticles that repel plastic particles through electrical charges and physical filtering. This technology could help prevent nanoplastics, which are too small for conventional filters, from reaching drinking water sources.
Evaluating the performance of the metal organic framework-based ultrafiltration membrane for nanoplastics removal
Researchers created an advanced membrane filter using metal-organic framework nanoparticles that removed over 99% of nanoplastics from water while maintaining high water flow rates. The membrane resisted fouling and worked reliably across multiple cycles and different water conditions. This type of technology could improve wastewater treatment plants' ability to prevent nanoplastics from reaching drinking water supplies.
A review on metal organic frameworks (MOFs) modified membrane for remediation of water pollution
This review covers how metal-organic framework (MOF) materials can be incorporated into membranes to improve filtration of pollutants from contaminated water. The technology shows promise for removing microplastics and chemical contaminants, though most applications remain at laboratory scale.
Toward Scalability: Fe‐MOF‐Based Ultrafiltration Membrane for Effective Microplastics Removal from Drinking Water at Point‐of‐Use
Researchers developed a metal-organic framework composite membrane for removing microplastics from drinking water at point-of-use. By integrating an iron-based MOF onto a commercial ultrafiltration membrane, they achieved enhanced removal of PET microplastics while maintaining water flow suitable for practical use. The study demonstrates a scalable approach to reducing microplastic exposure from bottled and tap drinking water.
Double-Modified Composite Membranes with Organic Framework Nanoparticles for Nanoplastics Removal: Insights from Density Functional Theory Modeling
Researchers developed a dual-modified composite membrane combining hydrogen-bonded organic framework and metal-organic framework nanoparticles, achieving both high water permeability and strong rejection of nanoplastic particles, outperforming single-modification membranes in water treatment performance.
Dual modification of reverse osmosis membranes with NH2-MIL-125 and functionalised multiwalled carbon nanotubes for enhanced nanoplastic removal
Researchers developed a doubly modified reverse osmosis membrane by adding metal-organic framework particles to the support layer and carbon nanotubes to the filtering layer, achieving 98.4% salt rejection and significantly better resistance to nanoplastic fouling. This advanced membrane design could improve water treatment systems' ability to remove nanoplastics from drinking water.
Current Trend of MOFs Incorporated Membranes for Advanced Wastewater Treatment
This review covers the use of metal-organic framework (MOF) nanoparticles incorporated into membrane filters to improve wastewater treatment performance, including better rejection of persistent pollutants. Advanced membrane technologies incorporating nanomaterials also show potential for removing microplastics from water, making this treatment research broadly relevant.
Analysis of membrane surface after the filtration of surface water containing microplastic
Researchers tested ultrafiltration and nanofiltration membranes on real river water containing microplastics and found both membrane types completely removed plastic particles from the filtered water, though the deposited microplastics reduced water flow through the membranes over time — confirming membrane filtration as an effective but imperfect water treatment strategy.
The Application of Metal–Organic Frameworks in Water Treatment and Their Large-Scale Preparation: A Review
This review examines metal-organic frameworks (MOFs), highly porous materials being developed for water treatment that can remove pollutants including microplastics through filtration and catalytic breakdown. MOFs have exceptional surface area and can be tailored to target specific contaminants, making them promising for advanced water purification. The challenge remains scaling up MOF production for real-world water treatment use, which could help reduce human exposure to microplastics in drinking water.
Microplastics removal from aqueous environment by metal organic frameworks
This review examines how metal-organic frameworks (MOFs), a class of advanced porous materials, can remove 70-99.9% of microplastics from water in laboratory settings. MOFs can be customized with specific pore sizes and chemical properties to target different types of microplastics. While challenges remain with cost and scaling up, this technology shows promise for developing more effective water treatment systems to reduce human exposure to microplastics in drinking water.
Advances in metal-organic frameworks for microplastic removal from aquatic environments: Mechanisms and performance insights
Researchers reviewed over 65 studies on using metal-organic frameworks (MOFs) — highly porous, sponge-like materials — to remove microplastics from water, finding some MOFs achieved up to 98% removal efficiency and could be reused six times, making them a promising filtration technology for microplastic pollution.
Double-ModifiedComposite Membranes with Organic FrameworkNanoparticles for Nanoplastics Removal: Insights from Density FunctionalTheory Modeling
Researchers developed a dual-modified composite membrane integrating hydrogen-bonded organic framework nanoparticles into the polysulfone substrate and MIL-101(Cr) metal-organic framework nanoparticles into the polyamide active layer to simultaneously enhance water permeability, nanoplastic removal, and antifouling properties. Density functional theory modelling confirmed the interaction mechanisms between the framework materials and nanoplastic particles, supporting the design rationale.
Recent advances on micro/nanoplastic pollution and membrane fouling during water treatment: A review
Researchers reviewed recent advances in understanding how micro- and nanoplastics contribute to membrane fouling during water treatment processes. The study found that while membrane separation effectively removes microplastics from wastewater effluent, fouling caused by plastic particles along with dissolved organics and extracellular polymers remains a key obstacle, and understanding the fouling mechanisms is critical for improving treatment efficiency.
Performance of MOF-containing active layer and HOF-based support layer of ultrafiltration membrane for nanoplastics removal from secondary effluent
Researchers built a novel ultrafiltration membrane using two advanced porous framework materials to filter nanoplastics out of real wastewater treatment plant effluent, successfully identifying and removing poly(methyl methacrylate), polyethylene, and polystyrene nanoparticles. The work addresses a critical gap because conventional wastewater treatment does not reliably remove nanoplastics before treated water is discharged.
Feasibility evaluation of near dissolved organic matter microfiltration (NDOM MF) for the efficient removal of microplastics in the water treatment process
Researchers evaluated near-dissolved organic matter microfiltration as a water treatment method for removing natural organic matter precursors to disinfection by-products, testing membrane performance under varying operating conditions. Results showed that operating near the dissolved organic matter rejection threshold improved filtration efficiency while managing fouling, offering a refined approach to membrane-based water treatment.
Innovative Physical and Chemical Strategies for the Modification and Development of Polymeric Microfiltration Membranes—A Review
This review covers physical and chemical strategies for modifying polymeric microfiltration membranes to improve their performance and reduce fouling in water, dairy, beverage, and pharmaceutical processing. While not exclusively focused on microplastics, these membrane technologies are directly relevant as filtration barriers for removing micro- and nanoplastic particles from treated water.
Microplastics and dye removal from textile wastewater using MIL-53 (Fe) metal-organic framework-based ultrafiltration membranes
Researchers developed an advanced ultrafiltration membrane using a metal-organic framework material to simultaneously remove microplastics and dyes from textile wastewater. The modified membrane showed improved pollutant rejection rates and better resistance to fouling compared to conventional membranes. The study demonstrates a promising approach for tackling multiple contaminants in one of the most polluting industrial wastewater streams.
Fate and Behavior of Microplastics in Ultrafiltration Membrane Systems for Water Treatment: Fouling, Releasing, and Organic Leaching
Researchers investigated the fate and behavior of microplastics in ultrafiltration membrane systems used for water treatment, examining three key phenomena: membrane fouling caused by microplastic deposition, release of microplastics through membrane failure or bypass, and leaching of organic additives from microplastics. The work provides mechanistic understanding of how microplastics interact with ultrafiltration systems in drinking water treatment contexts.
Review of New Approaches for Fouling Mitigation in Membrane Separation Processes in Water Treatment Applications
This review examined new antifouling strategies for membrane separation processes in water treatment, analyzing how organic matter including nano/microplastics, inorganic particles, and biological matter cause membrane fouling, and evaluating nanomaterial-based and other emerging mitigation approaches.
Metal-organic frameworks and plastic: an emerging synergic partnership
This review examines how metal-organic frameworks (MOFs), a class of crystalline nanoporous materials, can be used to address plastic pollution in water. Researchers found that MOFs show promise as adsorbents for removing micro- and nanoplastic particles, especially when integrated into composite materials or membranes, achieving high removal efficiency and water flow rates. The study also highlights an emerging trend of producing MOFs from plastic waste like PET as a sustainable source of raw materials.
Nanoplastics Removal from Water using Metal–Organic Framework: Investigation of Adsorption Mechanisms, Kinetics, and Effective Environmental Parameters
Researchers developed a metal-organic framework material that can remove 96% of nanoplastics from water through an adsorption process. The material works by attracting the negatively charged nanoplastic particles to its surface through electrostatic forces and can be regenerated for repeated use. This technology could provide a practical solution for removing the tiniest and most dangerous plastic particles from drinking water.