Results 11 to 20 of about 24,468 (194)

Expanding Plastics Recycling Technologies: Chemical Aspects, Technology Status and Challenges

open access: yes, 2022
Less than 10% of the plastics generated globally are recycled, while the rest are incinerated, accumulated in landfills, or leach into the environment.
Victor M. , Zavala   +33 more
core   +2 more sources

Safety Evaluation of Polyethylene Terephthalate Chemical Recycling Processes

open access: yes, 2021
Polyethylene terephthalate (PET) is one of the main packaging materials for beverage bottles. Even if this polymer is good to recycle, mechanical recycling processes need a well-sorted input fraction. For less-sorted PET packaging, or even non-food input
Welle, Frank, Frank Welle
core   +1 more source

Comparative Life Cycle Assessment of Hardmetal Chemical Recycling Routes

open access: yes, 2022
Publisher Copyright: © 2022 The Authors. Published by American Chemical Society.Secondary hardmetal is a large part of the supply for new hardmetal products, yet the environmental impacts of hardmetal recycling remain unknown to a large degree.
Riina Aromaa   +5 more
core   +1 more source

How much can chemical recycling contribute to plastic waste recycling in Europe? An assessment using material flow analysis modeling [PDF]

open access: yes, 2023
Plastic recycling rate in Europe is low, urging developments in recycling technology and strategies to increase circularity. Mechanical recycling (MR) has been the reference recycling technology for years, but in the near future chemical recycling (CR ...
Van Geem K. M.   +21 more
core   +1 more source

Plastic Waste Recycling─A Chemical Recycling Perspective

open access: yesACS Sustainable Chemistry & Engineering
1227012288This article provides an overview of plastic recycling development since the 1970s. It discusses the three common recycling options: mechanical recycling, chemical recycling, and energetic recycling. Additionally, it considers the challenges of
Alexander Schade   +5 more
openaire   +2 more sources

CHEMICAL RECYCLING OF VISCOELASTIC POLYURETHANE FOAMS VIA AVIDOLYSIS [PDF]

open access: yes, 2022
openThe purpose of this work is to recycle a waste flexible viscoelastic polyurethane foam through acidolysis, an innovative way of chemical recycling. The foam undergoes a high temperature dissolution in the same polyol used for its production, then the
DAL NEGRO, DAVIDE
core  

Valorisation of polylactic acid (PLA) waste: A comparative life cycle assessment of various solvent-based chemical recycling technologies

open access: yes, 2022
Art. 105670, 14 S.To understand the environmental impacts of various chemical recycling solutions for handling end-of-life (EoL) post-consumer (PC) PLA waste, a comparative environmental assessment was conducted. A life cycle assessment (LCA) was applied
Aryan, V.   +3 more
core   +1 more source

Advances in understanding polymer chemical recycling reactions

open access: yes, 2023
Plastics revolutionized the world since the beginning of their mass production in the 1950’s. Packaging, construction, and many other industries successfully substituted materials for plastics, or found in these novel materials a new business application.
Roncoli Jerdy, Ana Carolina
core  

The recycling of OMC's carbon reinforcement by solvolysing thermoset matrix. A way of sustainability for composites. [PDF]

open access: yes, 2014
Originally developed for high-tech applications, carbon fibre/thermoset matrix composites have been increasingly used in leisure and sports industries, for several years.
PRINCAUD, Marion   +5 more
core  

Circularity in Mixed Plastics Chemical Recycling Enabled by Variable Rates of Polydiketoenamine Hydrolysis

open access: yes, 2021
Footwear, carpet, soft furnishings, automotive interiors, and multi-layer packaging are examples of products manufactured from several types of polymers whose inextricability poses significant challenges for recycling at end-of-life.
Thomas, Russell   +12 more
core   +1 more source

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