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61,005 resultsShowing papers similar to Sustainable Petrochemical Alternatives From Plastic Upcycling
ClearUpcycling 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.
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.
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.
Excavating the Potential of Photo‐ and Electroupcycling Platforms Toward a Sustainable Future for Waste Plastics
This review examines photo- and electrocatalytic methods for breaking down waste plastics into valuable small-molecule chemicals, offering a more efficient and less polluting alternative to conventional recycling. By converting plastic polymers rather than simply remelting or landfilling them, these upcycling pathways could help reduce the volume of plastic waste that eventually fragments into environmental microplastics.
Materials challenges and opportunities to address growing micro/nanoplastics pollution: a review of thermochemical upcycling
This review examined thermochemical upcycling technologies including pyrolysis, gasification, and liquefaction as approaches to valorize micro- and nanoplastic waste, assessing the material challenges and opportunities for converting environmental plastic pollution into useful fuels or chemical feedstocks.
Approaches for Management and Valorization of Non-Homogeneous, Non-Recyclable Plastic Waste
This review examined management and valorization strategies for non-homogeneous, non-recyclable plastic waste, evaluating chemical recycling, energy recovery, and upcycling approaches as pathways to reduce environmental plastic accumulation and recover value from difficult-to-process waste streams.
Single-Step Electrochemical Upcycling of PET: Waste to Value-Added Chemicals, Oral Presentation
Researchers developed a single-step electrochemical method to upcycle PET plastic waste into value-added chemicals and organic materials, targeting the over 70% of plastic that ends up in landfills or oceans where it breaks down into microplastics.
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.
Upcycling Plastic Waste into High Value‐Added Carbonaceous Materials
This review examines methods for converting plastic waste into high-value carbonaceous materials through upcycling techniques. Researchers surveyed approaches for transforming discarded plastics into products such as carbon fibres, water purification absorbents, and energy storage electrodes. The study suggests that upcycling plastic waste into carbon-based materials offers a practical alternative to conventional disposal methods like landfilling and incineration.
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.
Recent Advances in the Chemobiological Upcycling of Polyethylene Terephthalate (PET) into Value-Added Chemicals
This review covers recent advances in biological and chemical upcycling of PET plastic waste into value-added chemicals, examining degradation pathways including pyrolysis, gasification, and enzymatic depolymerization that break PET into monomers for use as bioconversion substrates.
Upcycling plastic waste into electrode materials for energy storage applications
Researchers reviewed approaches for upcycling plastic waste into electrode materials for energy storage applications, finding that discarded plastics including polyethylene, polypropylene, and PET can be converted through pyrolysis and chemical activation into carbon-based electrodes for supercapacitors and batteries, addressing both plastic pollution and energy storage challenges simultaneously.
Integration with biotechnological approaches for upcycling waste plastics
This review examines the limitations of mechanical, chemical, and thermal plastic recycling approaches — including restricted reprocessing cycles, high energy costs, and toxic emissions — and evaluates biotechnological strategies such as enzymatic and microbial degradation as complementary routes for waste plastic upcycling. The authors argue that integrating biological and chemical processes offers the most promising pathway for effective upcycling while reducing carbon emissions and advancing circular economy goals.
Expanding plastics recycling technologies: chemical aspects, technology status and challenges
This review examined the full life cycle of plastics and evaluated options for managing plastic waste, with a focus on chemical recycling technologies. The study suggests that overcoming barriers to industrial chemical recycling could open new opportunities for reducing plastic pollution.
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.
Perspectives on Thermochemical Recycling of End-of-Life Plastic Wastes to Alternative Fuels
This review examined thermochemical recycling technologies including pyrolysis, liquefaction, and gasification for converting plastic waste into clean fuels, discussing operating principles, barriers, and the potential for co-processing plastics with biomass.
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.
Polymers Recycling: Upcycling Techniques. an Overview
This paper is not about microplastics in a research sense; it is an overview of polymer recycling and upcycling techniques, mentioning microplastic accumulation briefly as motivation but not investigating microplastics directly.
New Technologies are Needed to Improve the Recycling and Upcycling of Waste Plastics
This editorial review highlighted urgent needs and emerging chemical technologies for improving the recycling and upcycling of waste plastics, covering challenges related to end-of-life plastic valorization.
Cutting-edge developments in plastic biodegradation and upcycling via engineering approaches
This review examines how engineering approaches from synthetic biology and metabolic engineering can improve both the breakdown and upcycling of plastic waste. Researchers found that various microorganisms and their enzymes can degrade plastics and convert the resulting monomers into valuable products like biosurfactants, bioplastics, and biochemicals. The study suggests that optimizing microbial pathways and using hybrid chemo-biological approaches could help build a more sustainable circular plastic economy.
Biological Upcycling of Plastics Waste
This review summarizes research on using biological systems -- including enzymes, bacteria, and engineered microbes -- to break down plastic waste into useful chemicals and materials. Rather than traditional recycling that produces lower-quality plastic each time, biological approaches can convert waste plastics into valuable products like biodegradable plastics, fuels, and specialty chemicals, potentially reducing the flow of plastics into the environment where they break into harmful microplastics.
Chemical recycling of polyolefins: a closed-loop cycle of waste to olefins
This review examines chemical recycling methods that can convert polyolefin plastic waste back into olefins, creating a true closed-loop cycle. Researchers describe how pyrolysis, including thermal, catalytic, and solvent-based approaches, breaks down plastic waste into reusable chemical building blocks. The study suggests that chemical recycling holds significant potential for addressing plastic pollution by turning waste into valuable raw materials rather than sending it to landfills.
Recovery of plastic waste through its thermochemical degradation: a review
This review examines pyrolysis as a promising technology for recovering valuable chemical compounds from plastic waste, which reached approximately 368 million tons of global production in 2020 alone. Researchers discuss how thermal and catalytic degradation can convert different types of thermoplastics into high-energy-value products. The study also highlights the environmental and health impacts of plastic accumulation, including the effects of microplastic consumption on human and animal health.
Toward Microbial Recycling and Upcycling of Plastics: Prospects and Challenges
This review examines the prospects and challenges of using microorganisms to recycle and upcycle plastic waste, assessing the current state of microbial degradation research across major polymer types. The authors identify metabolic engineering and synthetic biology as key tools needed to make biological plastic recycling economically viable at scale.