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Papers
61,005 resultsShowing papers similar to Fabrication and Characterization of Cellulose Acetat / N-Methyl Pyrollidon Membrane for Microplastics Separation in Water
ClearEffect of Immersion Time on CA/NMP Membrane Preparation for Microplastic Separation in Water
This study developed and tested cellulose acetate microfiltration membranes for removing microplastics from water, finding that immersion time during fabrication significantly affects the membrane's pore structure and filtration performance. Optimizing membrane technology offers a practical pathway toward cost-effective microplastic removal in water treatment, particularly relevant for countries like Indonesia with high plastic waste burdens.
Evaluation of membranes performance for microplastic removal in a simple and low-cost filtration system
Researchers tested three types of filter membranes (polycarbonate, cellulose acetate, and PTFE) for removing microplastics from water in a simple low-cost household system, finding all achieved over 94% removal by mass but that some plastic particles broke into smaller pieces during filtration. Cellulose acetate membranes performed best for long-term home use, offering a practical approach for reducing microplastic exposure from tap water.
Investigations on the Particle Fouling and Backwash Efficiency During Microplastic Microfiltration–Particle Size Aspects
Researchers characterised polystyrene microplastic microfiltration through cellulose acetate membranes, testing particle and pore sizes in comparable ranges to challenge dead-end filtration. Particle size relative to pore size strongly influenced fouling behaviour, and backwashing efficiency varied with particle characteristics, informing filtration system design for MP removal.
Functionalization of cellulose acetate nanofibrous membranes for removal of particulate matters and dyes
Researchers developed functionalized cellulose acetate nanofibrous membranes capable of removing both microplastics and dye molecules from industrial wastewater. They used an innovative one-step surface modification process to create carboxylated membranes via electrospinning. The study demonstrates a new cellulose-based filtration approach that could address multiple contaminants in wastewater simultaneously.
Sustainable Design of Bio-Composite Membranes for Dual Contaminant Separation and Environmental Remediation
This study developed a cellulose acetate composite membrane capable of simultaneously removing both microplastics/nanoplastics and oil contaminants from water using an environmentally benign fabrication process, offering a multifunctional alternative to conventional single-target treatment systems.
Design and Optimization of Laccase Immobilization in Cellulose Acetate Microfiltration Membrane for Micropollutant Remediation
Researchers developed a two-step immobilization process for cross-linking laccase enzymes into cellulose acetate microfiltration membranes, achieving stable enzyme activity for degrading pharmaceutical micropollutants in wastewater while simplifying downstream processing compared to conventional enzyme treatment.
Filtration Solutions for Microplastic Mitigation: Cutting-Edge Filtration Technologies and Membrane Innovations for Environmental Protection
This review focused on membrane-based filtration technologies—including microfiltration, ultrafiltration, and nanofiltration—as strategies for removing microplastics from water. The authors evaluated removal efficiencies across membrane types and concluded that while membranes show strong performance, fouling and operational costs remain barriers to large-scale deployment.
Characteristics of Styrofoam Waste-based Membrane Through Vapor and Liquid-induced Phase Inversion Process
Researchers prepared polymeric membranes from recycled Styrofoam waste using a phase-inversion technique with either immersion or evaporation solidification, finding that the solidification method significantly influenced hydrophobicity, pore configuration, porosity, and thermal stability of the resulting membranes.
Removal of Polypropylene Particle Contaminants Using Membrane Technology to Mitigate Microplastics Pollution in the Environment
Researchers tested the ability of different membrane types to remove polypropylene microplastic particles from water, evaluating separation efficiency under varying conditions. Membranes achieved high removal rates for particles above a threshold size, with performance depending on membrane pore size, material, and operating pressure.
Membrane processes as a highly effective and eco-friendly technology for treating municipal water contaminated with micro- and nanoplastics.
Researchers evaluated membrane filtration as an environmentally friendly technology for removing micro- and nanoplastics from water, testing different membrane types and pore sizes. Membrane processes showed high removal efficiency for microplastics and outperformed conventional water treatment steps for the smallest particles.
An evaluation of microplastics fate in the wastewater treatment plants: frequency and removal of microplastics by microfiltration membrane
This study assessed microplastic removal efficiency at a wastewater treatment plant in Iran and tested microfiltration membrane performance, finding that the membrane significantly improved microplastic removal beyond conventional treatment steps.
An assessment of the impact of structure and type of microplastics on ultrafiltration technology for microplastic remediation
Researchers assessed ultrafiltration technology for microplastic removal from water, finding that membrane performance varied based on microplastic structure, size, and polymer type, with implications for optimizing tertiary treatment in water purification systems.
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.
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.
Membrane Filtration Technique for Remediation of Microplastics
This chapter reviews membrane filtration as a technique for removing microplastics (plastics smaller than 5 mm) from water environments, examining how various membrane types and configurations intercept plastic particles during treatment. The authors discuss the advantages, limitations, and scalability of membrane-based approaches for microplastic remediation.
Experimental Evaluation of the Process Performance of MF and UF Membranes for the Removal of Nanoplastics
Researchers evaluated microfiltration (MF) and ultrafiltration (UF) membrane performance for removing polystyrene nanospheres (120 and 500 nm) from water, finding that UF membranes can achieve high removal of nanoplastic particles that conventional wastewater treatment misses.
Pilot-scale performance of gravity-driven ultra-high flux fabric membrane systems for removing small-sized microplastics in wastewater treatment plant effluents
Researchers tested pilot-scale gravity-driven fabric membrane systems for removing small microplastics from wastewater treatment plant effluents, achieving high removal rates without the energy costs of pressurized filtration. The ultra-high flux membranes maintained effective performance over extended operation periods and captured particles smaller than 150 micrometers. The study demonstrates a practical, low-cost approach for large-scale microplastic removal from treated wastewater.
Development of hydroxyapatite-enhanced membrane for nanoplastics removal: Multiple scenarios and mechanism exploration
Researchers developed a novel hydroxyapatite-functionalized PVDF membrane (HAPF) for nanoplastics removal, achieving a water flux of 4376 LMH and high polystyrene nanoplastic rejection efficiency, with the optimized membrane prepared via a one-step method at pH 7.3.
Tailored cellulose-based flocculants for microplastics removal: Mechanistic insights, pH influence, and efficiency optimization
Researchers developed plant-derived (cellulose-based) flocculants that clump microplastics together so they can be more easily removed from water, finding that a low concentration of 0.001 g/mL was optimal and that both electrical charge and water-repelling interactions drive the process depending on the type of plastic.
The Potential Role of Membrane Technology in the Removal of Microplastics from Wastewater
This review examines membrane filtration as a technology for removing microplastics from wastewater, finding it promising but limited by issues of fouling and chemical instability. Improving membrane technology could significantly reduce the amount of microplastics discharged into waterways from treatment plants.
Potential of Nanocellulose for Microplastic removal: Perspective and challenges
Researchers reviewed how nanocellulose — tiny fibers derived from plant cell walls — can capture and remove microplastics from water through its large surface area and adaptable chemistry, positioning it as a promising, naturally biodegradable filter material. While early results are encouraging, further research is needed to optimize how nanocellulose works at scale in real drinking water and wastewater treatment systems.
Cellulose Acetate Microsphere in Cosmetics Application and Sustainability Benefits
Researchers developed biodegradable cellulose acetate microspheres as a sustainable replacement for synthetic microplastic particles in cosmetics, producing smooth spherical particles via thermal phase separation that deliver comparable sensory performance while avoiding persistent plastic pollution in the environment.
Designing poly(vinylidene fluoride) membranes with narrow pore size distribution for microplastics removal from water
Scientists developed an improved method for making water filtration membranes with very uniform pore sizes, specifically designed to capture tiny microplastic particles. Using a common polymer (PVDF) and a straightforward manufacturing process, the membranes achieved over 97 percent removal of microplastic particles as small as 500 nanometers. The study suggests this approach could offer a practical and scalable solution for filtering microplastics from drinking water and wastewater.
Cellulose nanofibril-loaded filter paper for highly efficient removal of microplastics via multiscale capture mechanisms
Researchers fabricated a cellulose nanofibril-loaded filter paper composite and found it achieved over 93% removal efficiency for polystyrene, polypropylene, and PET microplastics through a combination of physical interception, electrostatic interactions, and hydrogen bonding.