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61,005 resultsShowing papers similar to Catalytic pyrolysis of mixed plastic wastes using commercial grade kaolin and Ukpor clay from Nigeria
ClearLiquid 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.
Recent Progress in Low-Cost Catalysts for Pyrolysis of Plastic Waste to Fuels
This review evaluated low-cost catalysts — including zeolites, clays, and bimetallic materials — for the pyrolytic conversion of plastic waste into fuel, comparing their effects on product yield and quality and highlighting promising candidates for scaling up plastic-to-fuel processes.
Thermal and catalytic pyrolysis of a real mixture of post-consumer plastic waste: An analysis of the gasoline-range product
Researchers performed thermal and catalytic pyrolysis on real post-consumer plastic waste mixtures using various catalysts, finding that polymer type strongly influenced gas, liquid, and char yields, and that zeolite catalysts produced gasoline-range hydrocarbon liquids with commercially viable compositions from mixed plastic feedstocks.
Towards fuels production by a catalytic pyrolysis of a real mixture of post-consumer plastic waste
Researchers tested in-situ catalytic pyrolysis of a real mixed post-consumer plastic waste stream from mechanical-biological treatment facilities, producing a liquid fuel fraction with properties comparable to gasoline, kerosene, and diesel.
Catalytic pyrolysis of waste polypropylene using low-cost natural catalysts
Researchers tested three low-cost natural minerals — kaolin, hematite, and white sand — as catalysts for converting waste polypropylene plastic into fuel oil through a heating process called pyrolysis. Kaolin performed best, boosting oil yield to over 80% and producing higher-quality lighter oils at a cost of just $0.28 per kilogram, offering a cheap way to turn plastic waste into usable fuel.
Kinetic Analysis for the Catalytic Pyrolysis of Polypropylene over Low Cost Mineral Catalysts
This study analyzed the thermal decomposition kinetics of polypropylene plastic with different low-cost natural catalysts, finding that certain clay and zeolite-based catalysts significantly lowered the temperature needed to break down the polymer. Catalytic pyrolysis could be a practical approach for converting waste plastic into useful fuel oils, helping reduce the plastic waste that generates microplastic contamination.
Economic feasibility of catalytic cracking of polymer waste for fuel production
This study analyzed the economic feasibility of catalytic cracking of polyethylene and polypropylene plastic waste to produce liquid fuel, finding that the process can be cost-competitive under certain conditions. Converting plastic waste into fuel reduces the amount that degrades into microplastics in the environment while generating economic value.
Production of combustible fuels and carbon nanotubes from plastic wastes using an in-situ catalytic microwave pyrolysis process
Researchers developed an in-situ catalytic microwave pyrolysis process using ZSM-5 catalyst to convert plastic waste into hydrogen, liquid fuel, and carbon nanotubes, demonstrating a promising route for both energy recovery and valuable material production from plastic pollution.
Evaluation of Waste-Plastic Pyrolysis Oil as a Potential Feedstock for Lubricant Base Oil Production via Hydroprocessing
Scientists found a way to turn plastic waste into high-quality lubricant oil by heating it up and treating it with special metal catalysts. This process converted over 88% of the waste plastic into useful oil that could replace petroleum-based lubricants. This breakthrough could help reduce plastic pollution while creating valuable products, though more research is needed before it becomes widely available.
An Appropriate Technology Approach for Utilizing Plastic Waste Derived Cooking Fuel to Reduce Indoor Air Pollution from Solid Fuel Cooking
This study explored slow pyrolysis of plastic waste as an appropriate technology for communities in developing regions to produce cooking fuel from waste materials that would otherwise be mismanaged. The approach was assessed for feasibility, safety, and community adoption potential as a low-cost plastic waste valorization strategy.
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.
Recent developments in catalytic materials and reactors for the catalytic pyrolysis of plastic waste into hydrogen: a critical review with a focus on the circular economy
This review examines recent developments in catalytic materials and reactor designs for converting plastic waste into hydrogen through pyrolysis. The study discusses how catalyst-assisted pyrolysis can transform plastic waste into valuable hydrogen fuel, contributing to circular economy goals while addressing the growing plastic pollution problem.
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.
Fuel cell and electrolyzer using plastic waste directly as fuel
Researchers demonstrated an electrochemical cell that converts solid plastic waste directly into electricity or hydrogen gas without incineration or gasification, using an acidic solution to dissolve polyurethane at 100–200 °C and oxidize it at a porous carbon anode.
Hydrocarbon Fractions from Thermolysis of Waste Plastics as Components of Engine Fuels
Researchers developed a thermolysis process to convert mixed plastic waste into liquid hydrocarbon fractions suitable for use as fuel additives. The process produced fuels with properties comparable to diesel components. Converting plastic waste into fuel is one approach to reducing the volume of plastic that ends up in the environment as microplastic pollution.
Innovations for Sustainable Plastic Waste Management in Nigeria
This paper reviews the current state of plastic waste management in Nigeria and proposes innovations for more sustainable disposal and recycling. Inadequate plastic waste management in rapidly urbanizing countries is a major driver of microplastic pollution in freshwater and marine environments.
A Comprehensive Review on the Thermochemical Treatment of Plastic Waste to Produce High Value Products for Different Applications
This review summarizes methods for converting plastic waste into valuable products using high-temperature chemical processes like pyrolysis and plasma technology. These approaches can produce hydrogen fuel, carbon nanotubes, and other useful materials from plastic that would otherwise become pollution. Reducing plastic waste through better recycling technology is important because most microplastic pollution originates from improperly managed plastic products.
Upcycling 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.
Hydrothermal carbonization of plastic waste: A review of its potential in alternative energy applications
Researchers reviewed how hydrothermal carbonization — a process that converts materials into a coal-like substance using heat and water under pressure — can transform plastic waste into useful products like solid fuels, catalysts, and materials for energy storage devices. While the technology is promising, challenges like variable plastic feedstock quality and scaling up production must be addressed before widespread commercial use.
Carbon nanotubes production from real-world waste plastics and the pyrolysis behaviour
Researchers produced carbon nanotubes from real-world waste plastics through pyrolysis, characterizing the thermal decomposition behavior of mixed plastic waste and demonstrating a valuable upcycling pathway for plastic pollution.
Plastic pyrolysis over HZSM-5 zeolite and fluid catalytic cracking catalyst under ultra-fast heating
Researchers demonstrated that using induction heating — a fast, energy-efficient method — with catalysts can fully break down polyethylene and polypropylene plastics within 10 minutes, converting them into useful gases and liquid chemicals, offering a more economically viable recycling pathway than conventional plastic pyrolysis.
Co-Pyrolysis of Plastic Waste and Lignin: A Pathway for Enhanced Hydrocarbon Recovery
Researchers investigated co-pyrolysis of plastic waste (polypropylene, polyethylene) with lignin biomass at various ratios and temperatures to recover valuable hydrocarbons. They found that mixing plastics with lignin enhanced the recovery of higher-value chemical products, with the best results at 600 degrees Celsius using polyethylene-lignin mixtures. The study demonstrates a pathway for converting both plastic and biomass waste into useful chemical feedstocks, potentially reducing plastic pollution.
Chemical Recycling of Plastics by Microwave‐Assisted High‐Temperature Pyrolysis
Researchers developed a microwave-assisted high-temperature pyrolysis method that continuously breaks down mixed plastic waste and plant oil into useful chemicals like ethylene and propylene. This chemical recycling approach could help divert plastic waste from the environment while producing renewable building blocks for new materials.
КАТАЛІТИЧНИЙ ПІРОЛІЗ ВІДХОДІВ ПОЛІЕТИЛЕНУ ВИСОКОЇ ЩІЛЬНОСТІ: ФАЗОВИЙ РОЗПОДІЛ ПРОДУКТІВ І ХІМІЧНИЙ СКЛАД
This Ukrainian study examined catalytic pyrolysis of high-density polyethylene plastic waste using various catalysts, finding that catalyst choice strongly controls the composition and proportion of gas, liquid, and solid products. The research frames plastic pyrolysis as a strategy to prevent plastic waste from fragmenting into environmental microplastics by converting it into useful fuel products instead. Identifying optimal catalyst conditions is a step toward practical industrial-scale plastic-to-fuel conversion.