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Papers
20 resultsShowing papers similar to Polyoxometalate nanocluster-infused triple IPN hydrogels for excellent microplastic removal from contaminated water: detection, photodegradation, and upcycling
ClearEvaluation of microplastic contamination by metals in a controlled environment: A risk to be considered
Researchers found that polyethylene terephthalate microplastics readily adsorb nickel, copper, and zinc metals in aquatic environments, demonstrating that degraded plastics can act as carriers for metal contaminants and pose compounded environmental risks.
Efficient and Selective Removal of Heavy Metals and Dyes from Aqueous Solutions Using Guipi Residue-Based Hydrogel
Researchers created a hydrogel material from Chinese herbal medicine residue and chitosan that can effectively remove lead, cadmium, and toxic dyes from polluted water. The material maintained its cleaning ability through at least five reuse cycles. While not focused on microplastics, this type of water treatment technology could be part of broader solutions for removing multiple contaminants, including microplastics, from drinking water sources.
Nanomaterials for microplastic remediation from aquatic environment: Why nano matters?
This review examines how nanomaterials such as photocatalysts, adsorbents, and membrane filters can be used to remove microplastics from aquatic environments, highlighting why nanoscale properties offer advantages over conventional remediation approaches.
Innovative prototype for the mitigation of water pollution from microplastics to safeguard the environment and health
Researchers developed an innovative prototype device for removing microplastics from water through a combination of filtration and electrocoagulation, demonstrating high MP removal efficiency from both synthetic and real water samples in controlled trials.
A Novel Method For Microplastic Removal From Wastewater
Researchers developed a material using PAMAM dendrimers — highly branched molecules with many attachment sites — that effectively captures and holds microplastics from contaminated water. The approach showed promise as an economical water treatment solution for removing microplastic pollution from drinking and agricultural water supplies.
Preparation of a series of highly efficient porous adsorbent PGMA- N and its application in the co-removal of Cu(II) and sulfamethoxazole from water
Researchers synthesized a series of porous polymer adsorbents and tested their ability to simultaneously remove copper ions and the antibiotic sulfamethoxazole from water. Multi-contaminant removal materials address the reality that microplastic-contaminated water often contains heavy metals and pharmaceuticals as co-pollutants.
Utilization of chitosan as a natural coagulant for polyethylene microplastic removal
Scientists tested chitosan, a natural material derived from shellfish, as an eco-friendly way to remove polyethylene microplastics from water. Under the best conditions (pH 6.0 with 100 mg/L of chitosan), the treatment removed 81.5% of microplastics, offering a promising and environmentally safe approach to cleaning microplastic-contaminated water.
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.
Polydopamine-modified sodium alginate hydrogel for microplastics removal: Adsorption performance, characteristics, and kinetics
Scientists created a hydrogel made from seaweed-based sodium alginate coated with polydopamine that can remove up to 99.6% of microplastics from drinking water. The hydrogel works regardless of the microplastics' size or surface charge, and it can be reused multiple times, making it a promising low-cost tool for reducing microplastic exposure through tap water.
Synthesis and Adsorption Characteristic Evaluation of Copper Hexacyanoferrate for Nanoplastic Adsorption Removal
Researchers synthesized copper hexacyanoferrate nanoparticles and evaluated their ability to adsorb microplastics from water, finding the material effective at capturing plastic particles through electrostatic interactions and identifying it as a candidate for water treatment applications.
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.
Towards sustainable microplastic cleanup: Al/Fe ionotropic chitosan hydrogels for efficient PET removal
Researchers developed chitosan-based hydrogel beads modified with aluminum and iron for removing PET microplastics from water. The aluminum-modified beads showed the best performance, achieving high microplastic removal efficiency through electrostatic interactions with the plastic particles. The study suggests that these sustainable, bio-based adsorbents could offer an effective and environmentally friendly approach to cleaning microplastic-contaminated water.
Removal of polystyrene nanoplastics from water by Cu Ni carbon material: The role of adsorption
Researchers developed a copper-nickel carbon material that removed up to 99.18% of polystyrene nanoplastics from water through physical adsorption, with the recyclable material maintaining approximately 75% removal efficiency after four reuse cycles.
Characterization of polyethylene and polyurethane microplastics and their adsorption behavior on Cu2+ and Fe3+ in environmental matrices
Researchers characterized polyethylene and polyurethane microplastics and measured their ability to adsorb heavy metals, finding that both types can bind copper and iron ions from water — raising concern that microplastics may act as carriers that transport toxic metals deeper into aquatic ecosystems and food chains.
Removal of Microplastics from Waters through Agglomeration-Fixation Using Organosilanes—Effects of Polymer Types, Water Composition and Temperature
Organosilane-based agglomeration and fixation was evaluated as a method for removing microplastics from water, with removal efficiency varying by polymer type, water composition, and temperature, demonstrating potential as a scalable treatment approach.
Microplastics and nanoplastics: Recent literature studies and patents on their removal from aqueous environment
This review surveyed recent research and 42 international patents on technologies for removing microplastics and nanoplastics from water, categorizing methods into filtration, capture-based, and degradation approaches. Removal efficiencies between 58% and 100% were reported across techniques including coagulation, membrane filtration, photocatalytic degradation, and microbial breakdown. The study highlights that while promising methods exist, each has limitations depending on factors like plastic type, water chemistry, and particle size.
Exploring the effective adsorption of polystyrene microplastics from aqueous solution with magnetically separable nickel/reduced graphene oxide (Ni/rGO) nanocomposite
Researchers developed a magnetic nanocomposite material that can effectively remove polystyrene microplastics from water and be easily separated using a magnet for reuse. This technology could help reduce microplastic contamination in water supplies, potentially lowering human exposure to these tiny plastic particles through drinking water.
Development and evaluation of a water treatment system for the removal of microplastics in an aqueous medium.
Researchers developed and evaluated a water treatment system for removing microplastics from aqueous media, addressing the urgent environmental concern of microplastic contamination in rivers, seas, and oceans and assessing the system's effectiveness as a promising water purification technology.
Biodegradable sponges made from chitin-cellulose nanofibers for sustainable removal of microplastics from aquatic environment
Researchers developed a biodegradable sponge made from chitin and cellulose nanofibers that can remove up to 93% of microplastics from water. The sponge maintained strong performance after four reuse cycles and naturally biodegraded in soil environments. The study presents a sustainable, eco-friendly approach to cleaning microplastic contamination from aquatic ecosystems without introducing additional persistent pollutants.
Nature-derived hydrogel for microplastic removal
Scientists developed a nature-based hydrogel made from chitin and lignin that can remove nanoplastics from wastewater with very high efficiency, absorbing up to 1,791 milligrams of plastic per gram of material. This sustainable, reusable filter could help reduce the amount of tiny plastic particles that reach drinking water and ultimately the human body.