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61,005 resultsShowing papers similar to From pollution to solution: Optimized UiO-66 based metal-organic framework for environmental cleanup
ClearConversion of PET Bottle Waste into a Terephthalic Acid-Based Metal-Organic Framework for Removing Plastic Nanoparticles from Water
Researchers found a way to turn waste PET plastic bottles into a special material (metal-organic framework) that can remove nanoplastic particles from water with up to 97% efficiency. This approach solves two problems at once: it recycles plastic bottle waste and uses the resulting material to clean plastic nanoparticles from contaminated water. The technology offers a promising circular solution for addressing both plastic waste and nanoplastic water pollution.
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.
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.
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.
Metal–organic framework-based foams for efficient microplastics removal
Scientists developed foam materials made from zirconium metal-organic frameworks that can efficiently capture microplastics from water, offering a promising filtration approach for water treatment applications. The porous foam structure provides high surface area for trapping plastic particles.
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.
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.
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.
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.
Waste PET-MOF-Cleanwater
Researchers developed a process to synthesise metal-organic frameworks (MOFs) from waste PET plastic as a cost-effective feedstock for MOF-based water treatment materials, aiming to address both the low recycling rate of waste PET in countries like South Africa and the high production costs that limit MOF implementation.
Unlocking the Potential of MOFs for Waste Plastic Resource Utilization and Microplastic Pollution Control
This review examines the potential of metal-organic frameworks (MOFs) — a class of highly porous, engineered materials — to serve as catalysts for both breaking down microplastic pollution and converting waste plastic into valuable chemical feedstocks. MOFs offer tunable structures and large surface areas that make them attractive for both degradation and upcycling applications. The review positions MOF-enabled catalysis as a tool for transitioning toward a circular plastics economy where waste plastic becomes a resource rather than a pollutant.
Enzyme_Metal‐Organic Framework Composites as Novel Approach for Microplastic Degradation
Researchers developed a new approach to breaking down microplastics by embedding a plastic-degrading enzyme inside a metal-organic framework, a porous crystalline material. The combined system eliminated 37% of a common plastic degradation product from contaminated water within 24 hours through both enzymatic breakdown and adsorption. The method could potentially be reused across multiple treatment cycles, offering a more practical and cost-effective strategy for cleaning microplastic pollution from water.
Efficient removal of polystyrene nanoplastics from complex water system through multiple driving forces with MOF-based composite
Researchers integrated the metal-organic framework UIO-66 into melamine foam to create a composite adsorbent (UMF) that removes polystyrene nanoplastics from water with 65.5 mg/g capacity, maintaining over 81% efficiency after 25 reuse cycles and across a broad pH range, through multiple simultaneous binding mechanisms.
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.
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.
Eco-friendly hydrophobic ZIF-8/sodium alginate monolithic adsorbent: An efficient trap for microplastics in the aqueous environment
Scientists created an eco-friendly sponge-like material made from a metal-organic framework (ZIF-8) and seaweed-based sodium alginate that can trap microplastics from water. The material removed up to 594 milligrams of microplastics per gram of adsorbent and worked well even in real-world water samples like tap water, river water, and seawater. This type of practical, reusable filter material could help reduce the amount of microplastics reaching drinking water supplies.
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.
Metal–Organic Framework based on Functional Materials for Photocatalytic Degradation of Micro‐ and Nano‐Plastic
Researchers reviewed how metal-organic frameworks (MOFs) — highly porous crystalline materials with extremely large surface areas — can be used as light-activated catalysts to break down microplastics and nanoplastics in water, potentially converting these persistent pollutants into less harmful chemicals while generating clean energy as a byproduct.
Metal–organic framework applications for microplastic remediation: exploring pathways and future potential
This review examines how metal-organic frameworks (specialized porous materials) can be used to capture and remove microplastics from water. Microplastics are emerging contaminants that threaten aquatic ecosystems and human health. The paper explores different remediation pathways and the future potential of these advanced materials for cleaning up microplastic pollution.
Removal of Polystyrene Microplastics from Aqueous Solution Using the Metal–Organic Framework Material of ZIF-67
Researchers demonstrated that the metal-organic framework ZIF-67 can effectively adsorb polystyrene microplastics from aqueous solutions, achieving high removal efficiency and suggesting MOF materials as a promising approach for microplastic removal from wastewater.
Metal-Organic Frameworks for the Elimination of Microplastics from Water: A Review of Advances and Mechanisms.
**TLDR:** This review summarizes research on using special materials called metal-organic frameworks (MOFs) to remove tiny plastic particles from water that can harm human health. Scientists have found these materials can effectively capture and break down microplastics in lab studies, but they still need to overcome challenges like high costs and making the process work in real-world water treatment systems. This research is important because microplastics are everywhere in our water supply and pose health risks to humans.
When microplastics/plastics meet metal–organic frameworks: turning threats into opportunities
This review examines how metal-organic frameworks (MOFs) can be used to address microplastic pollution through adsorption, degradation, and even creative reuse. Researchers found that MOF materials can capture over 90% of microplastic particles and can also break down various plastics into valuable small molecules through thermal and light-driven catalysis. The study suggests that waste plastics can even be repurposed as building blocks for new MOF materials, turning an environmental threat into a resource.
Revivable self-assembled supramolecular biomass fibrous framework for efficient microplastic removal
Scientists developed a sustainable material made from chitin and cellulose, two natural compounds, that can efficiently remove multiple types of microplastics from water. The material can be regenerated and reused multiple times without losing effectiveness, making it a practical tool for water cleanup. This type of affordable, eco-friendly filtration technology could help reduce human exposure to microplastics in drinking water.
Molecular Mechanisms Governing the Adsorption, Deposition, and Removal of Environmentally Aged Microplastics by Engineered Surfaces
Scientists figured out how tiny plastic particles that have been weathered in the environment stick to different surfaces, then used this knowledge to create a new material that can remove over 92% of these microplastics from water. This breakthrough could lead to better filters and cleanup systems to remove microplastics from drinking water and the environment. Since microplastics are found everywhere from our food to our bloodstream, having effective ways to remove them could help protect human health.