Beyond the polyol: valorization of the derivatized isocyanate fraction after chemical recycling of polyurethane

RSC Sustainability 2026 Open access

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Authors: Marthe Nees, Matthew Porters, Muhammad Adeel, Łukasz Pazdur, Christophe M.L. Vande Velde, Pieter Billen
DOI: 10.1039/d5su00774g
Cited by: 3
References: 70

Abstract

This review addresses the fate of isocyanate-derived fractions from PU chemical recycling. It highlights valorization routes beyond polyols, noting promising pathways but also technical, economic, safety and regulatory limits.

Fields of Study & Subjects

Polymer composites and self-healing Polymer crystallization and properties Lignin and Wood Chemistry

Publication details

Journal / source
RSC Sustainability
Publisher
Royal Society of Chemistry (RSC)
Volume
4
Issue
6
Pages
2445–2462
Publication date
1 January 2026
Language
EN