Cited by 753Polymer crystallization and propertiesWaste Management and RecyclingRecycling and Waste Management Techniques

Recycling of Polymers: A Review

Ignatyev, Igor A., Thielemans, Wim, Vander Beke, Bob·2014·ChemSusChem

Abstract

Plastics are inexpensive, easy to mold, and lightweight. These and many other advantages make them very promising candidates for commercial applications. In many areas, they have substantially suppressed traditional materials. However, the problem of recycling still is a major challenge. There are both technological and economic issues that restrain the progress in this field. Herein, a state‐of‐art overview of recycling is provided together with an outlook for the future by using popular polymers such as polyolefins, poly(vinyl chloride), polyurethane, and poly(ethylene terephthalate) as examples. Different types of recycling, primary, secondary, tertiary, quaternary, and biological recycling, are discussed together with related issues, such as compatibilization and cross‐linking. There are various projects in the European Union on research and application of these recycling approaches; selected examples are provided in this article. Their progress is mirrored by granted patents, most of which have a very limited scope and narrowly cover certain technologies. Global introduction of waste utilization techniques to the polymer market is currently not fully developed, but has an enormous potential.

Integrity signals

Registry

Crossref · 10.1002/cssc.201300898

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123 of 123 references verified0 citation errors · 0 not checkable

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  • The presence of water could result in chain scission and decrease in molecular weight during the melting reprocessing of PET.

    “The presence of water could result in chain scission and decrease in molecular weight during the melting reprocessing.395”

    From Catalysis as an Enabling Science for Sustainable Polymers (2018) · cites this paper as [395]

  • This is due to a common downgrading problem of mechanical recycling, that is, the recovered plastics tend to lose some quality attributes of the virgin plastics, such as color, clarity, or mechanical properties.

    “This is due to a common downgrading problem of mechanical recycling, that is, the recovered plastics tend to lose some quality attributes of the virgin plastics, such as color, clarity, or mechanical properties.395”

    From Catalysis as an Enabling Science for Sustainable Polymers (2018) · cites this paper as [395]

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Authors
Ignatyev, I. A., Thielemans, W., & Vander Beke, B.
Affiliations
KU Leuven (BE)
Venue
ChemSusChem
Publisher
Wiley
Published
2014-05-08
Volume
7
Issue
6
Pages
1579-1593
ISSN
  • 1864-5631 (ISSN-L)
  • 1864-564X
OpenAlex
W2102908285
Cited by
753
References
123
Citations by year
2026: 65 · 2025: 101 · 2024: 133 · 2023: 105 · 2022: 88 · 2021: 83 · 2020: 60 · 2019: 44 · 2018: 28 · 2017: 21 · 2016: 14 · 2015: 10 · 2014: 1
FWCI
1.03
Type
journal article
Language
en
Open access
closed
Locations
  • ChemSusChem (publishedVersion)
  • PubMed (publishedVersion)
Topics
  • Physical Sciences › Materials Science › Polymers and Plastics › Polymer crystallization and properties
  • Physical Sciences › Environmental Science › Waste Management and Disposal › Waste Management and Recycling
  • Physical Sciences › Environmental Science › Waste Management and Disposal › Recycling and Waste Management Techniques
Keywords
polymer recycling, plastic waste, secondary recycling, chemical recycling, biological recycling, polyolefins, polyvinyl chloride, polyurethane, polyethylene terephthalate, compatibilization, crosslinking, waste utilization, patents
MeSH terms
Europe, Patents as Topic, Polymers, Waste Management, Recycling

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