Synergistic dual dynamic bonds in covalent adaptable networks

J Zhao, Z Zhang, C Wang, X Yan - CCS Chemistry, 2024 - chinesechemsoc.org
Covalent adaptable networks (CANs), comprising polymer networks crosslinked by dynamic
covalent bonds (DCBs), have garnered considerable attention as sustainable materials …

On the welding of vitrimers: Chemistry, mechanics and applications

Q Shi, C Jin, Z Chen, L An… - Advanced Functional …, 2023 - Wiley Online Library
Linear chains in thermoplastics make them relatively weak in performance but inherently
weldable and recyclable. By contrast, thermosets with permanently crosslinked networks …

Fast dynamic siloxane exchange mechanism for reshapable vitrimer composites

T Debsharma, V Amfilochiou… - Journal of the …, 2022 - ACS Publications
To develop siloxane-containing vitrimers with fast dynamic characteristics, different
mechanistic pathways have been investigated using a range of catalysts. In particular, one …

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 …

Epoxy adhesives with reversible hardeners: controllable thermal debonding in bulk and at interfaces

F Van Lijsebetten, T Maiheu, JM Winne… - Advanced …, 2023 - Wiley Online Library
On‐demand adhesive dismantling has the potential to improve multimaterial product
recycling, but its implementation has been hampered by a critical trade‐off between strong …

Overcoming the tradeoff between processability and mechanical performance of elastomeric vitrimers

GJM Formon, S Storch, AYG Delplanque… - Advanced Functional …, 2023 - Wiley Online Library
Vitrimers are polymer networks with dynamic covalent bonds that allow the network to
reconfigure its connectivity while maintaining a constant number of chemical bonds at all …

Closed‐Loop Recycling of Vinylogous Urethane Vitrimers

Y Ma, X Jiang, Z Shi, JA Berrocal… - Angewandte Chemie …, 2023 - Wiley Online Library
Devising energy‐efficient strategies for the depolymerization of plastics and the recovery of
their structural components in high yield and purity is key to a circular plastics economy …

Characterising different molecular landscapes in dynamic covalent networks

F Van Lijsebetten, K De Bruycker… - Chemical …, 2022 - pubs.rsc.org
Dynamic covalent networks present a unique opportunity to exert molecular-level control on
macroscopic material properties, by linking their thermal behaviour to the thermodynamics …

Combining associative and dissociative dynamic linkages in covalent adaptable networks from biobased 2, 5-furandicarboxaldehyde

MA Lucherelli, A Duval, L Averous - ACS Sustainable Chemistry & …, 2023 - ACS Publications
Covalent adaptable networks (CAN) emerged as a recent class of polymers that combine
the most interesting advantages of thermosets and thermoplastics. In this frame, combining …

Reprocessable polyurethane foams using acetoacetyl-formed amides

H Kassem, L Imbernon, L Stricker… - … Applied Materials & …, 2023 - ACS Publications
Like any other thermosetting material, polyurethane foams (PUFs) contain permanent cross-
links that hinder their reprocessability and make their recyclability a tedious and …