Synthesis, Recycling and High‐Throughput Reprocessing of Phase‐Separated Vitrimer‐Thermoplastic Blends

LMA Joosten, P Cassagnau… - Advanced Functional …, 2024 - Wiley Online Library
Phase‐separated polymer blends including a transesterification vitrimer and polypropylene
are synthesized from widely available precursors through reactive processing. It is shown …

[HTML][HTML] Biobased and aromatic Covalent Adaptable Networks: When architectures meet properties, within the framework of a circular bioeconomy

L Sougrati, A Duval, L Avérous - Materials Science and Engineering: R …, 2024 - Elsevier
In the current context of environmental emergency, the need for sustainable materials with
controlled end-of-life is paramount. Covalent Adaptable Networks (CANs) are a novel class …

Time–Temperature Superposition of Polybutadiene Vitrimers

RG Ricarte, S Shanbhag, D Ezzeddine… - …, 2023 - ACS Publications
A vitrimer has covalent cross-links that preserve network connectivity but permit topology
fluctuations through dynamic exchange reactions. In this work, we investigate the linear …

Thermolatent Heterogeneous Epoxy–Acid Formulation for the Manufacture of Preimpregnated Sheets and Composites with Vitrimer Properties

QA Poutrel, I Retailleau, U Lafont… - ACS Applied Polymer …, 2023 - ACS Publications
The goal of this work is to develop carbon fiber-reinforced polymer (CFRP) composites
showing vitrimer properties and manufacturable by the prepreg technique. Since their …

An effective approach for the preparation of epoxy vitrimers by in situ formation of dynamic and permanent linkages in a one-pot curing reaction

DY Hung, JJ Lee, YL Liu - Polymer Chemistry, 2023 - pubs.rsc.org
This work reports a catalyst-free epoxy vitrimer, which was prepared using one-pot thermally-
induced reactions similar to the conditions applied to conventional epoxy resins. With a …

[HTML][HTML] Fully bio-sourced catalyst-free covalent adaptable networks from epoxidized soybean oil and L-tartaric acid

NC Nepomuceno, C Bakkali-Hassani, R Wellen… - European Polymer …, 2024 - Elsevier
Epoxidized vegetable oil (EVO)-based epoxy systems offer a promising avenue for replacing
non-recyclable petroleum-based thermoset elastomers. Looking towards future prospects …

One-Pot Preparation of Double-Network Epoxy Vitrimers with High Performance, Recyclability, and Two-Stage Stress Relaxation

Y Du, D Wang - ACS Applied Materials & Interfaces, 2024 - ACS Publications
Although considerable progress has been made in developing different types of vitrimers,
ongoing challenges remain in tuning their mechanical and rheological properties, self …

Comparing Surface and Bulk Curing Processes of an Epoxy Vitrimer

H Yang, D Wang - ACS Applied Materials & Interfaces, 2024 - ACS Publications
We used atomic force microscopy-based infrared spectroscopy (AFM-IR) and
nanomechanical mapping (AFM-NM) to image the surface of a vitrimer, specifically …

Oligosiloxane-Based Epoxy Vitrimers: Adaptable Thermosetting Networks with Dual Dynamic Bonds

AA Putnam-Neeb, A Stafford, S Babu… - ACS Applied Polymer …, 2023 - ACS Publications
Embedding dynamic covalent bonds into polymer compositions transforms static thermosets
into active materials with the reprocessability of thermoplastics and the bulk properties of …