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61,005 resultsShowing papers similar to Electrochemical removal of PET and PE microplastics for wastewater treatment
ClearElectrochemical Degradation of PET Microplastics and Its Mechanism
Researchers investigated whether electrochemical methods could break down PET microplastics in water without additional catalysts. They achieved up to 68% weight loss after just six hours of electrolysis, with temperature being the most important factor for efficiency. The study suggests that electrochemical degradation could be a practical approach for removing PET microplastics from aquatic environments.
ElectrochemicalDegradation of PET Microplastics andIts Mechanism
Researchers investigated the electrochemical degradation of polyethylene terephthalate (PET) microplastics in aquatic environments, finding that after 6 hours of electrolysis without additional catalyst, weight loss reached as high as 68%. The study found that temperature was the most critical factor, that increased PET crystallinity limits degradation efficiency, and that hydroxyl and sulfate radicals are the key active species driving degradation.
Comparative Analysis of Electrochemical Oxidation and Biodegradation for Microplastic Removal in Wastewater
Researchers compared electrochemical oxidation and biodegradation for removing polystyrene microplastics from wastewater, finding that electrochemical oxidation achieved superior removal efficiency and could serve as a more effective treatment pathway at wastewater treatment plants.
Removal of polyethylene terephthalate microplastics from water with reactive oxygen species generated by electrochemical and photoelectrochemical processes
Researchers compared electrochemical and photoelectrochemical methods for breaking down PET microplastics in water using reactive oxygen species. Both approaches achieved similar weight loss of the plastics, around 10-16%, confirming that reactive oxygen species play a central role in degradation. The photoelectrochemical process proved far more energy-efficient, consuming roughly 100 times less electricity per kilogram of microplastic removed.
The Study of Removal of Polyvinyl Chloride (PVC) Particles from Wastewater through Electrocoagulation
Researchers investigated electrocoagulation as a method for removing polyvinyl chloride (PVC) microplastic particles from wastewater, evaluating its efficiency as a low-cost treatment approach using simple chemicals and accessible equipment.
Utilizing Electrosorptionfor Efficient Removal ofPolyethylene Microplastics from Water: Critical Factors and MechanisticInsights
An electrosorption method was developed to remove polyethylene microplastics from wastewater, demonstrating improved removal efficiency compared to conventional treatment, especially for smaller particles that typically escape standard wastewater treatment plants.
Enhancing the degradation of polystyrene and polyethylene terephthalate microplastics in water using electrochemical treatment at neutral pH
Researchers tested an electrochemical method using a boron-doped diamond anode to break down polystyrene and PET microplastics in water at neutral pH. They found that optimizing current intensity and treatment time led to significant degradation of both plastic types, with measurable reductions in particle mass and changes in surface chemistry. The study demonstrates that electro-oxidation could be a viable approach for treating microplastic-contaminated water without needing to add chemicals.
Microplastic pollution remediation: a comprehensive review on electrochemical advanced oxidation processes (EAOPs) for degradation in wastewater
This review critically analyzed electrochemical advanced oxidation processes (EAOPs) for microplastic degradation in wastewater, examining reactive oxygen species mechanisms and identifying the most promising process configurations and future strategies for scaling up electrochemical microplastic treatment.
Emerging electrochemical techniques for identifying and removing micro/nanoplastics in urban waters
This review examines emerging electrochemical techniques for detecting and removing micro- and nanoplastics from urban waters, highlighting their advantages over conventional methods for enabling real-time monitoring and efficient degradation.
Degradation of microplastics by electrocoagulation technology: Combination oxidation and flocculation effects
Researchers evaluated electrocoagulation technology for removing four common types of microplastics from water and discovered that the process works through both oxidation and flocculation mechanisms. Flocculation accounted for the majority of removal (69-77%), while electrochemical oxidation via hydroxyl radicals contributed an additional 8-21% depending on the plastic type. The study found that PVC and polypropylene were removed most effectively due to their hydrophilic properties, and a neutral pH of 7 provided the best balance between the two removal mechanisms.
Bioelectrochemical anaerobic digestion mitigates microplastic pollution and promotes methane recovery of wastewater treatment in biofilm system
Researchers found that bioelectrochemical systems can simultaneously break down microplastics in wastewater and recover methane gas for energy. The systems enhanced the degradation of polyethylene and polyvinyl chloride particles while maintaining healthy biofilm communities on the electrodes. The study suggests that combining electrochemistry with biological treatment could offer a practical approach to both microplastic removal and renewable energy recovery from wastewater.
Strategies for Electrochemical Recycling of Plastic Polyethylene Terephthalate‐Derived Ethylene Glycol Into High‐Value Chemicals
This paper reviews new methods for recycling PET plastic waste, the most common plastic in bottles and packaging, using electricity from renewable sources. By converting PET-derived chemicals into high-value products through electrocatalysis, this approach could help reduce both plastic pollution and microplastic contamination in the environment.
Electrochemical degradation of nanoplastics in water: Analysis of the role of reactive oxygen species
Researchers investigated electrochemical methods for degrading nanoplastics in water and analyzed the role of different reactive oxygen species in the process. They found that the electro-peroxidation process was about 2.6 times more effective than standard electrooxidation, achieving up to 86.8% nanoplastic degradation under optimized conditions. The study presents a promising advanced treatment approach for addressing nanoplastic contamination in water.
Efficient degradation and mineralization of polyethylene terephthalate microplastics by the synergy of sulfate and hydroxyl radicals in a heterogeneous electro-Fenton-activated persulfate oxidation system
Researchers developed a new electrochemical system that broke down over 91% of PET microplastics (the type found in water bottles and food packaging) in water within 12 hours. This cleanup technology works by generating powerful chemical radicals that attack the plastic structure, offering a promising approach for removing microplastics from water before they can enter drinking water systems or accumulate in food chains.
Removal of microplastics from wastewater through electrocoagulation-electroflotation and membrane filtration processes
Researchers investigated electrocoagulation-electroflotation and membrane filtration for removing microplastics from wastewater, finding that combining these processes effectively recovers microplastic particles from treatment plant effluent.
Electrochemical treatment of wastewater to remove contaminants from the production and disposal of plastics: a review
Researchers reviewed electrochemical treatment methods for removing plastic-related contaminants from wastewater, including bisphenol A, phthalic acid esters, and benzotriazoles. The review confirmed that electrochemical treatments are a viable option for removing these persistent plastic contaminants, and assessed their effectiveness in terms of removal rates, transformation products, toxicity, and energy requirements.
Assessment of Electrocoagulation Process Efficiency in the Removal of PVC Microplastics from Synthetic Seawater
Researchers investigated and optimized electrocoagulation as a method for removing PVC microplastics from marine environments, evaluating its efficiency compared to other treatment approaches and identifying suitable operating parameters.
Degradation of polyvinyl chloride microplastics via an electro-Fenton-like system with a TiO2/graphite cathode
Researchers developed an electro-Fenton system using a TiO2/graphite cathode to degrade PVC microplastics in water, demonstrating effective surface oxidation and fragmentation of PVC particles through in situ generation of reactive oxygen species.
Nanoplastics removal from spiked laundry wastewater using electro-peroxidation process
Researchers tested an electro-peroxidation process for removing nanoplastics from laundry wastewater and found it achieved complete removal in as little as 40 minutes. The naturally occurring chloride ions in laundry water actually accelerated the breakdown of nanoplastics during treatment. The study demonstrates a promising and efficient method for addressing nanoplastic pollution from one of its most common household sources.
Electrochemical oxidation of polyethylene microplastics: from efficient removal to sustainable valorization
Scientists developed a new method that can remove up to 98% of tiny plastic particles from water in just three hours using a special electrical process. Instead of just destroying the plastic waste, this technique turns it into useful chemicals like acids that can be used to make other products. This breakthrough could help clean up plastic pollution in our water while also creating a way to recycle plastic waste into valuable materials.
Removal of Microplastics from Wastewater by Methods of Electrocoagulation and Adsorption
This review examines electrocoagulation and adsorption methods for removing microplastics from wastewater, comparing them against conventional physical, chemical, and biological approaches in terms of removal efficiency, cost, and practical scalability.
Electrochemical remediation of microplastics: Progress and prospects in water treatment
This review examines electrochemical methods for removing microplastics from water, including electrocoagulation, electro-oxidation, and the electro-Fenton process. Evidence indicates that electro-oxidation can achieve removal rates as high as 99 percent under optimized conditions. The study highlights these techniques as promising alternatives for water treatment but calls for further research to scale them up for real-world applications.
Treatment of microplastics in water by anodic oxidation: A case study for polystyrene
Anodic oxidation (electrooxidation) was tested as a method for degrading polystyrene microplastics suspended in water. The electrochemical treatment showed progressive microplastic degradation, demonstrating potential for electrooxidation as a water treatment approach targeting suspended plastic particles.
Model analysis of electroflotation water treatment of wastewater containing microplastics
This study developed a mathematical model describing how electroflotation can remove microplastics from wastewater, identifying key factors affecting efficiency. Better process models help optimize treatment systems for removing plastic particles before they enter waterways.