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Papers
61,005 resultsShowing papers similar to The effect of amorphous silica support on the catalytic activity of liquid-exfoliated monolayered MCM-56 zeolite
ClearUpcycling of polyethylene to gasoline through a self-supplied hydrogen strategy in a layered self-pillared zeolite
Researchers developed a special zeolite material (a porous mineral catalyst) that converts polyethylene plastic waste into high-quality gasoline with over 80% yield, without needing expensive metals or added hydrogen. This breakthrough offers a practical pathway for recycling one of the most common plastics into usable fuel, potentially reducing plastic waste and reliance on fossil fuel extraction.
The Uptake Potential of Santa Barbara Amorphous Silica/Zeolite Composite for Environmental Microplastics in Wastewater
Researchers developed a silica-zeolite composite material designed to capture and remove microplastics from wastewater. They tested the material's ability to adsorb different types of environmental microplastics and found promising uptake capacity. The study offers a potential new tool for addressing microplastic contamination in water treatment systems.
Liquid fuel production from catalytic pyrolysis of municipal plastic waste using synthesized Zeolite from Kaolin
This paper is not relevant to microplastics research — it evaluates a catalytic pyrolysis process using zeolite from kaolin to convert municipal plastic waste into liquid fuel as an alternative energy source.
In Defense of Zeolite Detoxification: Addressing Concerns and Strengthening the Case for its Role in Health and Environmental Detox
This commentary defends zeolite as a detoxification agent, responding to critiques and arguing for its role in binding heavy metals and potentially microplastic-associated contaminants. It presents non-peer-reviewed claims about zeolite's health and environmental detoxification capabilities without original experimental data.
Eco-Friendly Silica Microcapsules with Improved Fragrance Retention
Researchers synthesized eco-friendly silica core-shell microcapsules using an oil-in-water emulsion template method with tetraethyl orthosilicate, demonstrating that a seeded growth approach for secondary shell formation significantly improved fragrance retention compared to conventional synthetic plastic microcapsules.
Rapid adsorptive removal of eosin yellow and methyl orange using zeolite Y
Researchers synthesized zeolite Y using an energy-efficient method that recycles waste heat from a chemical reaction instead of external heating, then tested it as an adsorbent to remove two industrial dyes from water. The zeolite effectively removed both dyes, with adsorption best described by standard mathematical models, indicating its potential as a low-cost material for treating dye-contaminated wastewater.
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.
Oleo-extraction of microplastics using flotation plus sol-gel technique to confine small particles in silicon dioxide gel
Researchers developed a new extraction technique that uses a hydrophobic silica precursor (TEOS) as a flotation medium, which then solidifies into a gel that physically traps microplastics, preventing the particle loss that plagues conventional flotation methods. The approach is especially valuable for recovering very small microplastics (under 100 µm) from environmental samples, a size fraction frequently undercounted in existing surveys.
From pollution to solution: Optimized UiO-66 based metal-organic framework for environmental cleanup
Researchers converted recycled plastic bottles (PET) into a high-surface-area material called UiO-66, a metal-organic framework, and embedded it in filtration membranes that removed over 100% of microplastic particles from water. This sustainable approach turns plastic waste into a tool for cleaning up plastic pollution.
Recent advances in the synthesis and applications of mordenite zeolite – review
This review summarized recent advances in the synthesis of mordenite zeolite without organic templates, and described its applications in catalysis, adsorption, and environmental remediation, positioning low-cost synthesis routes as key to expanding its use in wastewater treatment and pollutant removal.
Interfacial configurational entropy tuning strategy enabling liquid alloys for efficient depolymerization of polyolefin waste
Scientists developed a new metal catalyst that can break down plastic waste into useful chemicals without needing high pressure or extra materials. This breakthrough could help solve our growing plastic pollution problem by turning old plastic containers and bags into raw materials for new products. While this research focuses on recycling plastic waste, reducing plastic pollution could eventually help decrease the tiny plastic particles that end up in our food and 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.
On the mineralization of nanocellulose to produce functional hybrid materials
Researchers reviewed the mineralization of nanocellulose to create functional hybrid materials, finding that nanocellulose-based building blocks enable a new class of high-performance, sustainable materials through controlled mineral deposition.
MasterPeace® Zeolite Z® Study Found to be Safe and Effective in Removing Glyphosate, a Toxic Pesticide in the Human Body Cells and Fluids
This commercial promotional study evaluated a nano-colloidal zeolite formulation (MasterPeace Zeolite Z) for removing glyphosate from human cell cultures and body fluids, claiming safety and efficacy — though the study appears to be industry-sponsored and lacks peer review standards.
Filtration of polystyrene nanoplastics with different functional groups by natural mineral materials: Performance and mechanisms
Researchers tested natural granular mineral materials including manganese sand, zeolite, and limestone as filter media for removing polystyrene nanoplastics with different surface functional groups from water. The study assessed which minerals perform best in rapid sand filters for nanoplastic removal under varying water chemistry conditions.
Application Possibilities of Sustainable Nanostructured Silica-Based Materials in Cosmetics
This review explores the application of sustainable nanostructured silica-based materials in the cosmetics industry, emphasizing green synthesis methods that use plant-derived raw materials. The study highlights how these biocompatible materials could serve as alternatives to synthetic microplastic ingredients currently used in cosmetic products, potentially reducing microplastic pollution from personal care products.
Efficacy Studies of Silica Nanoparticles Synthesized Using Agricultural Waste for Mitigating Waterborne Contaminants
Researchers synthesized silica nanoparticles from agricultural waste and evaluated their capacity to remove waterborne contaminants, finding that their large surface area and tunable pore size made them effective adsorbents with potential for sustainable water purification applications.
Transformation of Single‐Use Plastics into Lighter Hydrocarbons via an Economical Coal Fly Ash based Zeolite Catalyst
This study is not directly about microplastics — it focuses on using coal fly ash-derived zeolite catalysts to break down single-use plastic waste (LDPE) into lighter hydrocarbons via pyrolysis, a chemical recycling approach.
Production and characterization of Zeolite-A nanoparticles for the treatment of pharmaceutical wastewater
Researchers produced and characterized Zeolite-A nanoparticles with a surface area of 17.06 m2/g and 9.206 nm pore size, evaluating their adsorption efficiency for removing chromium, iron, and copper from pharmaceutical wastewater as a function of contact time, dosage, and temperature.
Acidic Site-Controlled ZSM-5 Catalysts for Fast Molten-Phase Pyrolysis of Plastic Waste with Tunable Product Distribution
Researchers synthesized ZSM-5 zeolite catalysts with tunable acidity for converting plastic waste into useful fuels through catalytic pyrolysis. The optimized catalyst achieved nearly 100% conversion of high-density polyethylene at 450 degrees Celsius in just 19 minutes, with controllable product distribution between oils and gases. The study provides insights for designing efficient catalysts that could help address both plastic waste accumulation and energy recovery.
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.
Impact of Metal Impregnation of Commercial Zeolites in the Catalytic Pyrolysis of Real Mixture of Post-Consumer Plastic Waste
This study tested the catalytic pyrolysis of real mixed post-consumer plastic waste using metal-impregnated commercial zeolites, finding that metal loading significantly influenced product yields and selectivity toward fuel-range hydrocarbons.
Evaluation of Ceramic Membrane Filtration for Alternatives to Microplastics in Cosmetic Formulations Using FlowCam Analysis
Ceramic membrane crossflow filtration was evaluated for removing silica powder and cornstarch—common microplastic alternatives in cosmetics—with FlowCam particle analysis revealing high removal efficiency and insights into particle behavior that can guide greener cosmetic formulation strategies.
High-performance amino-crosslinked phosphorylated microcrystalline cellulose/MoS2 hybrid aerogel for polystyrene nanoplastics removal from aqueous environments
Researchers fabricated a porous aerogel from phosphorylated cellulose and molybdenum disulfide nanosheets functionalized with polyethyleneimine and showed it removes carboxyl-modified polystyrene nanoplastics from water with an adsorption capacity of 402 mg/g, maintaining performance across a range of water chemistries and remaining reusable after multiple cycles.