Papers

61,005 results
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Article Tier 2

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.

2025 Materials Circular Economy 22 citations
Article Tier 2

Perspectives on sustainable plastic treatment: A shift from linear to circular economy

This review examines emerging technologies for converting plastic waste into useful chemicals and fuels, including methods like pyrolysis, photocatalysis, and electrocatalysis. Researchers highlight how these approaches could shift plastic management from a throw-away model to a circular economy where waste becomes a resource. The study identifies remaining knowledge gaps and proposes future research directions for sustainable plastic treatment.

2024 TrAC Trends in Analytical Chemistry 32 citations
Article Tier 2

A comprehensive review of recycling and reusing methods for plastic waste focusing Indian scenario

This comprehensive review examines global plastic waste management strategies with a focus on India, covering technologies from mechanical reprocessing and pyrolysis to advanced methods like supercritical water conversion and plasma-assisted processing. Researchers evaluated the scalability, limitations, and environmental trade-offs of each approach, noting persistent challenges with microplastic pollution. The study draws on patents and case studies to highlight practical pathways for improving plastic recycling and reducing environmental contamination.

2025 Waste Management & Research The Journal for a Sustainable Circular Economy 6 citations
Article Tier 2

Plastic Waste

This review examines plastic waste recovery and recycling routes including re-extrusion, mechanical, chemical, and energy recovery through cement kilns and fluidized beds, and discusses the growing global threat of micro-nanoplastics to biotic and abiotic environmental components.

2024
Article Tier 2

Emerging Technologies for Waste Plastic Treatment

This review surveyed emerging technologies for waste plastic treatment including chemical recycling, pyrolysis, biodegradation, and catalytic conversion, evaluating their potential to address the growing plastic pollution crisis more effectively than conventional methods.

2023 ACS Sustainable Chemistry & Engineering 46 citations
Article Tier 2

Plastic waste management for sustainable environment: techniques and approaches

Researchers reviewed current plastic waste removal techniques — including adsorption, photocatalysis, and microbial degradation — and alternative resource recovery strategies, evaluating their efficiency, underlying mechanisms, and potential for converting plastic waste into adsorbents, fuels, or construction materials.

2023 Waste Disposal & Sustainable Energy 131 citations
Article Tier 2

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.

2025 RSC Advances 8 citations
Article Tier 2

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.

2023 Scientific Reports 52 citations
Article Tier 2

Plastic Waste Upcycling: A Sustainable Solution for Waste Management, Product Development, and Circular Economy

This review examined plastic waste upcycling as a sustainable alternative to conventional recycling, covering methods that transform plastic waste into value-added products and support circular economy goals while addressing environmental pollution.

2022 Polymers 97 citations
Article Tier 2

Potential contribution of nanotechnolgy to the circular economy of plastic materials

This paper reviews how nanotechnology could support a circular plastic economy by improving recycled plastic properties and enabling catalytic breakdown of plastics into reusable monomers. Nano-additives and nano-catalysts are identified as promising tools for shifting plastic management from linear waste to resource recovery.

2020 Acta Innovations 12 citations
Article Tier 2

A State-of-the-Art Review on the Technological Advancements for the Sustainable Management of Plastic Waste in Consort with the Generation of Energy and Value-Added Chemicals

This review examined technological advances for converting plastic waste into energy and value-added chemicals, covering pyrolysis, gasification, and catalytic processes as sustainable alternatives to landfilling, given that global plastic waste generation reached approximately 380 million tonnes in 2022.

2023 Catalysts 37 citations
Article Tier 2

A critical review of the current progress of plastic waste recycling technology in structural materials

Researchers reviewed technologies for recycling plastic waste into construction materials such as concrete and asphalt, finding this approach can meaningfully reduce the environmental burden of plastic pollution. Incorporating plastic waste into building materials offers a practical path toward both waste reduction and more sustainable construction.

2023 Current Opinion in Green and Sustainable Chemistry 210 citations
Article Tier 2

Strategies and technologies for sustainable plastic waste treatment and recycling

This review covers current and emerging methods for recycling and treating plastic waste to reduce environmental pollution. The authors emphasize that improperly managed plastics break down into microplastics that contaminate ecosystems, and they evaluate strategies including chemical recycling, biodegradation, and energy recovery as more sustainable alternatives to landfilling.

2025 Environmental Functional Materials 10 citations
Article Tier 2

Current Developments in the Chemical Upcycling of Waste Plastics Using Alternative Energy Sources

This review covers chemical upcycling approaches for waste plastics using alternative energy sources such as microwave, ultrasound, and photocatalysis, highlighting their potential to convert mixed plastic waste into valuable chemical feedstocks more efficiently than conventional pyrolysis.

2021 ChemSusChem 77 citations
Article Tier 2

Upcycling of waste plastics: strategies, status-quo, and prospects

This review examines strategies for upcycling waste plastics into valuable products as an alternative to landfilling and incineration, which generate microplastics and carbon emissions respectively. Researchers survey chemical recycling methods including pyrolysis, gasification, and catalytic processes that can convert common plastics like PET, polyethylene, and polystyrene into fuels, chemicals, and new materials. The study highlights the urgent need for more effective recycling technologies to address the growing gap between plastic production and waste management capacity.

2024 Chinese Science Bulletin (Chinese Version) 3 citations
Article Tier 2

Nanomaterials for Advanced Photocatalytic Plastic Conversion

This review examines the use of nanomaterials for photocatalytic conversion of waste plastics into useful chemicals and fuels, highlighting approaches that use sunlight as an energy source under ambient conditions. Photocatalytic upcycling of plastic waste offers a potentially sustainable alternative to conventional thermal and chemical recycling methods.

2023 Molecules 22 citations
Article Tier 2

Reimagining plastics waste as energy solutions: challenges and opportunities

This review examines the potential of converting plastic waste into energy through waste-to-energy and waste-to-fuel technologies, particularly in developing nations where recycling infrastructure is limited. Researchers assessed various conversion methods including pyrolysis and gasification, evaluating their efficiency and environmental trade-offs. The study emphasizes that energy recovery from plastic waste could help address both the growing plastic pollution crisis and energy needs in underserved regions.

2024 npj Materials Sustainability 26 citations
Article Tier 2

Are Reliable and Emerging Technologies Available for Plastic Recycling in a Circular Economy?

This review examines the current landscape of plastic recycling technologies -- including mechanical, thermal, chemical, and biological depolymerization methods such as pyrolysis -- evaluating their readiness for circular economy integration. It concludes that while recycling rates remain below 10% globally, emerging technologies offer pathways toward closed-loop plastic supply chains, though full-scale implementation requires further development and performance assessment.

2022 IntechOpen eBooks 2 citations
Article Tier 2

Recycling and Management of Microplastic Waste

This review examines recycling and management strategies for plastic waste, describing the technical and economic challenges of reducing plastic pollution and the remediation approaches that have been attempted to address microplastic accumulation in the environment.

2025 ˜The œBioscan.
Article Tier 2

Harvesting marine plastic pollutants-derived renewable energy: A comprehensive review on applied energy and sustainable approach.

This review summarized recent research on recovering renewable energy from marine plastic waste through biological, chemical, and thermal conversion processes, evaluating each pathway's carbon efficiency, global warming potential, and economic viability as part of a circular economy approach to plastic pollution.

2023 Journal of environmental management
Article Tier 2

Polymer‐Based Recycling Strategies for Plastic Waste: A Comprehensive Review

This comprehensive review evaluates mechanical and chemical recycling strategies for plastic waste, noting that mechanical recycling is widely used but limited by polymer degradation, while chemical recycling offers higher quality recovery but at greater energy and financial cost. The study highlights emerging technologies including AI-assisted sorting, nanotechnology, and biodegradable polymer development as promising approaches for building a more circular plastics economy.

2026 Environmental Quality Management
Article Tier 2

Emerging Technologies for Converting Mixed Plastic Waste into Biodegradable Polymers

Scientists are developing new ways to turn mixed plastic waste (like food containers and shopping bags) into biodegradable materials that naturally break down instead of polluting the environment. This research review summarizes promising techniques that could help reduce the microplastics that end up in our food and water. If these methods can be made affordable and used widely, they could significantly cut plastic pollution and the health risks it poses to humans.

2026 Zenodo (CERN European Organization for Nuclear Research)
Article Tier 2

Advancements in catalysis for plastic resource utilization

This review examines catalytic strategies for converting plastic waste into value-added products and fuels, addressing how catalysis can improve the efficiency and selectivity of plastic valorization processes. The findings point to catalysis as essential for making plastic recycling and upcycling economically viable.

2023 Environmental Science Advances 19 citations
Article Tier 2

Plastic Waste to Value-Added Products via Recycling and Upcycling

This review examined pathways for converting plastic waste into value-added products through recycling and upcycling, framing solutions within a circular economy approach. The paper surveyed mechanical, chemical, and biological conversion technologies and assessed their potential to reduce plastic waste while generating economically useful outputs.

2024 1 citations