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61,005 resultsShowing papers similar to Ionic Liquids as Extractants for Nanoplastics
ClearEfficient extraction of polystyrene nanoplastics from water using an ionic liquid
Researchers developed an ionic liquid-based extraction method for efficiently removing polystyrene nanoplastics from water samples. The technique achieved high recovery rates and demonstrated effectiveness for capturing particles at environmentally relevant concentrations. The study offers a promising analytical and remediation tool for addressing nanoplastic contamination in aquatic environments.
Nanoplastics Extraction from Water by Hydrophobic Deep Eutectic Solvents
Researchers developed an efficient method to extract nanoplastics from water using special solvents called hydrophobic deep eutectic solvents. The best-performing solvents removed nearly all nanoplastics in a single pass, regardless of particle size. This detection and removal technique could help scientists better measure nanoplastic contamination in drinking water and potentially lead to practical water purification solutions.
Binary Solvent Extraction of Microplastics from Complex Environmental Matrix.
Researchers tested a two-solvent extraction method for isolating microplastics from complex environmental matrices. An efficient extraction technique is important for accurately detecting and quantifying microplastics in samples like sediment and biological tissue that contain many other organic and inorganic compounds.
Microplastic and Nanoplastic Particle Isolation from Liquid and Biological Samples via Mini-Extruder Filtration (MEF)
This paper describes methods for isolating microplastic and nanoplastic particles from liquid and biological samples, comparing extraction protocols for efficiency and recovery and identifying approaches suitable for different sample types.
Efficient Extraction and Analysis of Nanoplastics by Ionic Liquid-Assisted Cloud-Point Extraction Coupled with Electromagnetic Heating Pyrolysis Mass Spectrometry
Researchers developed an ionic liquid-assisted cloud-point extraction method coupled with electromagnetic heating pyrolysis mass spectrometry for efficiently extracting and identifying nanoplastics from environmental samples, achieving detection limits suitable for environmental monitoring.
Reciclagem química conduzida pelo uso de líquidos iônicos, como estratégia para mitigar a poluição por microplásticos
This study used low-toxicity ionic liquids to chemically recycle PET microplastics under mild temperature and pressure conditions. Ionic liquids offer a greener alternative to the harsh solvents typically needed for chemical recycling. The approach could help address microplastic pollution by providing a more environmentally friendly way to break down and recover value from tiny plastic particles that are difficult to collect and recycle by conventional means.
Preconcentration of nanoplastics using micro-electromembrane extraction across free liquid membranes
Researchers developed a miniaturized electrical extraction technique that concentrates nanoplastics from liquid samples across a thin oil membrane using an electric field, then analyzes them using capillary electrophoresis. The method achieved over 20-fold concentration of nanoplastics in just 5 minutes and successfully removed interfering compounds from tea samples, offering a fast and sensitive tool for detecting nanoplastics in complex real-world liquids.
Water Purification and Microplastics Removal Using Magnetic Polyoxometalate‐Supported Ionic Liquid Phases (magPOM‐SILPs)
Researchers developed magnetic polyoxometalate-supported ionic liquid phase materials that can efficiently remove microplastics from water through a rapid filtration process, offering improved flow rates compared to conventional membrane filtration. This novel material approach shows promise for scalable microplastic removal in water purification systems.
Role of Poly(Ionic Liquid) in Aggregation Behavior of Micro‐Particles in Aqueous Solvent
Researchers synthesized novel polymer-based flocculants (poly(ionic liquids)) that outperformed conventional aluminum-based coagulants in aggregating polypropylene and polystyrene microplastics from natural seawater, even under the high-salinity conditions where conventional treatments fail. Removing microplastics from marine environments is uniquely challenging because salt disrupts standard coagulation chemistry; these metal-free flocculants offer a more effective alternative. The work identifies a promising class of water treatment chemicals specifically suited to saltwater microplastic remediation.
Green solvent mediated extraction of micro- and nano-plastic particles from water
Researchers developed a green solvent-based extraction method for isolating micro- and nanoplastic particles from water samples, offering a lower-toxicity alternative to conventional extraction approaches for environmental plastic monitoring.
Strategies for the Remediation of Micro- and Nanoplastics from Contaminated Food and Water: Advancements and Challenges
This review summarizes existing research on methods for removing micro- and nanoplastics from contaminated food and water, including filtration, chemical treatment, and biological approaches using microorganisms. While several promising techniques exist, the complexity of real-world plastic pollution makes it difficult to scale these solutions, and more cross-disciplinary research is needed to protect food and water safety.
New Analytical Approaches for Effective Quantification and Identification of Nanoplastics in Environmental Samples
This review assessed new analytical approaches for quantifying and identifying nanoplastics in environmental samples, highlighting fundamental challenges in detection due to their small size and the need for improved methods to understand nanoplastic contamination levels.
Nanoplastics in aquatic environments: Origin, separation and characterization: Review
This review covers the origins, separation methods, and characterization of nanoplastics in aquatic environments. Nanoplastics (1–100 nm) are particularly concerning because their tiny size gives them a large surface area for adsorbing pollutants and allows them to penetrate biological barriers more easily than larger microplastics.
Current status of microplastics and nanoplastics removal methods: Summary, comparison and prospect
This review comprehensively summarized and compared current methods for removing micro- and nanoplastics from water, covering physical, chemical, and biological approaches while identifying key challenges and future directions for improving removal efficiency.
A review of nanomaterials with excellent purification potential for the removal of micro- and nanoplastics from liquid
This review summarizes how specialized nanomaterials can be used to remove microplastics and nanoplastics from water, working as tiny filters, chemical catalysts, or absorbent surfaces. Traditional water treatment methods struggle with these very small plastic particles, but engineered nanomaterials show promise for capturing them more effectively. The authors also emphasize the importance of reducing plastic pollution at its source alongside developing better cleanup technologies.
Lignin derived hydrophobic deep eutectic solvents for the extraction of nanoplastics from water
Researchers synthesized lignin-based hydrophobic deep eutectic solvents (environmentally friendly liquid mixtures) and demonstrated they can extract both polystyrene and PET nanoplastics from water with over 95% efficiency, offering a sustainable approach to nanoplastic detection and removal that avoids conventional synthetic solvents.
Extraction method development for nanoplastics from oyster and fish tissues
Researchers developed a method for extracting nanoplastics from oyster and fish tissues using enzymatic digestion, sequential membrane filtration, and purification steps, addressing a critical methodological gap for assessing nanoplastic contamination in seafood.
Research progress of nanoplastics in freshwater
This review summarized the environmental fate, extraction methods, characterization techniques, and biological effects of nanoplastics in freshwater systems, noting that NPs' small size, high surface area, and cell-penetrating ability make them potentially more harmful than microplastics despite being less studied.
Microplastics and nanoplastics in food, water, and beverages, part II. Methods
This methods-focused review summarized analytical techniques for detecting and characterizing microplastics and nanoplastics in food, water, and beverages, covering sample preparation, isolation, and polymer identification approaches. The authors concluded that no single method captures all relevant particle information and that standardization across food matrices remains an unmet need.
The Emerging of Microplastic and Nanoplastic as Pollutants and their Characterization and Analysis
This review presents an integrated approach to sampling, sample preparation, and analytical methods for detecting microplastics and nanoplastics in solid and aqueous environmental samples, discussing current challenges and emerging methodologies for more accurate characterization.
Chemical Recycling of Polyethylene Terephthalate (PET) Driven by the Use of Protic Ionic Liquids: A Strategy to Mitigate Microplastic Pollution
Researchers explored using environmentally friendly ionic liquids to chemically recycle PET microplastics through hydrolysis, recovering the raw material terephthalic acid. The most effective ionic liquid achieved over 80% PET conversion under relatively mild conditions compared to traditional chemical recycling methods. The study suggests that protic ionic liquids could offer a sustainable, less hazardous approach to breaking down PET microplastic waste.
A Complete Guide to Extraction Methods of Microplastics from Complex Environmental Matrices
This review provides a comprehensive guide to the methods used for extracting microplastics from complex environmental samples like soil, sediment, water, and biological tissue. Researchers compare the effectiveness, cost, and practicality of different extraction approaches. The study highlights the ongoing need for standardized, efficient methods so that microplastic pollution measurements from different studies can be reliably compared.
Extraction and concentration of nanoplastic particles from aqueous suspensions using functionalized magnetic nanoparticles and a magnetic flow cell
Researchers developed a method using hydrophobic magnetic nanoparticles to capture and concentrate nanoplastics — plastic particles smaller than 1 micrometer — from water samples, achieving recovery rates of 57–85% across different water types including freshwater and seawater. This technique addresses a major gap in nanoplastic research by making it possible to detect and measure these nearly invisible particles in real environmental samples.
Protein Corona-Mediated Extraction for Quantitative Analysis of Nanoplastics in Environmental Waters by Pyrolysis Gas Chromatography/Mass Spectrometry
Scientists developed a new method for detecting and measuring nanoplastics in environmental water samples using a protein-based extraction technique paired with specialized mass spectrometry. The approach works by adding a protein that naturally coats nanoplastic particles, which can then be separated from the water and analyzed. Using this method, researchers detected nanoplastics in both river water and wastewater treatment plant samples, demonstrating a practical tool for monitoring these tiny but potentially harmful contaminants.