New advances in covalent network polymers via dynamic covalent chemistry

Z Lei, H Chen, S Huang, LJ Wayment, Q Xu… - Chemical …, 2024 - ACS Publications
Covalent network polymers, as materials composed of atoms interconnected by covalent
bonds in a continuous network, are known for their thermal and chemical stability. Over the …

Vitrimers: Permanently crosslinked polymers with dynamic network topology

NJ Van Zee, R Nicolaÿ - Progress in Polymer Science, 2020 - Elsevier
The study of synthetic organic polymers rapidly expanded since Staudinger's recognition of
the covalent structure of macromolecules. Today, these materials are far from just an …

Vitrimers: directing chemical reactivity to control material properties

M Guerre, C Taplan, JM Winne, FE Du Prez - Chemical science, 2020 - pubs.rsc.org
The development of more sustainable materials with a prolonged useful lifetime is a key
requirement for a transition towards a more circular economy. However, polymer materials …

Adaptable crosslinks in polymeric materials: resolving the intersection of thermoplastics and thermosets

GM Scheutz, JJ Lessard, MB Sims… - Journal of the American …, 2019 - ACS Publications
The classical division of polymeric materials into thermoplastics and thermosets based on
covalent network structure often implies that these categories are distinct and irreconcilable …

A highly dynamic covalent polymer network without creep: mission impossible?

F Van Lijsebetten, T Debsharma… - Angewandte Chemie …, 2022 - Wiley Online Library
Dynamic covalent polymer networks provide an interesting solution to the challenging
recyclability of thermosets and elastomers. One of the remaining design constraints …

Biobased covalent adaptable networks: towards better sustainability of thermosets

XL Zhao, PX Tian, YD Li, JB Zeng - Green Chemistry, 2022 - pubs.rsc.org
Thermosets have many advantages such as excellent mechanical properties, dimensional
stability, and chemical and environmental resistance, but suffer from unsustainability …

Functional epoxy vitrimers and composites

Y Yang, Y Xu, Y Ji, Y Wei - Progress in Materials Science, 2021 - Elsevier
From cars to airplanes, from household appliances to indoor ornaments, from biomedical
devices to factory equipment, epoxy resins have been deeply rooted in modern society. But …

Recent development of repairable, malleable and recyclable thermosetting polymers through dynamic transesterification

T Liu, B Zhao, J Zhang - Polymer, 2020 - Elsevier
A fully polymerized (cured) thermoset is no longer capable of flow like a thermoplastic to be
recycled and reprocessed into a new object. Develo** repairable, malleable and …

Healable and self-healing polyurethanes using dynamic chemistry

RH Aguirresarobe, S Nevejans, B Reck, L Irusta… - Progress in Polymer …, 2021 - Elsevier
Ever since the emergence of polymers, there has been interest in the production of “self-
healing” materials. Over the last decade this dream has become closer to reality with the …

A catalyst-free epoxy vitrimer system based on multifunctional hyperbranched polymer

J Han, T Liu, C Hao, S Zhang, B Guo, J Zhang - Macromolecules, 2018 - ACS Publications
To date, all epoxy vitrimer systems reported in the literature rely on addition of significant
amounts of catalysts to achieve the dynamic transesterification reaction (TER). However, the …