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Chemical recycling of polycarbonate and polyester without solvent and catalyst: mechanochemical methanolysis
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Solvent-free, catalyst-free mechanochemical methanolysis to chemically recycle polycarbonate and polyester.
Mechanochemical methanolysis of polyester and polycarbonate eliminated catalyst and solvent.
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Chemical Recycling of Polycarbonate and Polyester without Solvent and Catalyst: Mechanochemical Methanolysis
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This study presents a solvent-free, mechanochemical method for recycling polycarbonate and polyester plastics back into reusable monomers using ball-milling. This green approach could help reduce the accumulation of hard-to-recycle plastics that eventually fragment into microplastics in the environment.
Catalytic depolymerization of polyester plastics toward closed-loop recycling and upcycling
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Researchers review catalytic depolymerization strategies for polyester plastics, examining how chemical catalysts can break down these materials into their monomer components to enable closed-loop recycling and the conversion of waste into higher-value products.
Comparsion of Catalyst Effectiveness in Different Chemical Depolymerization Methods of Poly(ethylene terephthalate)
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This review compares the effectiveness of different catalysts used in chemical recycling methods for polyethylene terephthalate (PET) plastic. The study covers hydrolysis, methanolysis, glycolysis, and other depolymerization approaches, comparing key process parameters like temperature, reaction time, and yields to help identify the most efficient PET recycling strategies.
Efficient catalytic upcycling of polyester and polycarbonate plastics using NNN-based iron catalyst
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Researchers developed an efficient catalytic system using an NNN-based iron pincer catalyst to depolymerize polyester and polycarbonate plastics via hydrogenative methods, enabling either methanolysis into ester monomers or transfer hydrogenation into value-added products. The system provides an eco-friendly alternative for chemical upcycling of plastic waste, addressing the significant environmental burden of polyester accumulation.
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Research digests by email
When a large batch of papers lands in the Atlas, we read through it and send a short write-up of what stood out.