Viscoelasticity of polymers with dynamic covalent bonds: concepts and misconceptions

ML Martins, X Zhao, Z Demchuk, J Luo… - …, 2023 - ACS Publications
Polymers with dynamic covalent bonds are an exciting class of materials with properties and
potential applications that rapidly gain significant attention from diverse scientific …

Solvent-free preparation of imine vitrimers: leveraging benzoxazine crosslinking for melt processability and tunable mechanical performance

LJ Hamernik, W Guzman, JS Wiggins - Journal of Materials Chemistry …, 2023 - pubs.rsc.org
Covalent adaptable networks, particularly imine vitrimers, have received considerable
attention for the design of recyclable and reprocessable thermoset-like materials. However …

Preparation and characterization of hemicellulose films reinforced with amino polyhedral oligomeric silsesquioxane for biodegradable packaging

J Li, W Wang, H Wu, F Peng, H Gao, Y Guan - International Journal of …, 2024 - Elsevier
Biomass is one of the powerful alternatives to petroleum-based packaging materials. Herein,
carboxymethyl hemicellulose (CMH) based films (CPF) were prepared using a convenient …

Mechanical recycling and electro‐thermal welding of epoxy vitrimer nanocomposites

I Lorero, A Mujica, M Campo… - Polymer …, 2024 - Wiley Online Library
Vitrimers constitute a new class of recyclable thermosets based on the incorporation of
associative dynamic covalent bonds, such as disulfide bonds, into the crosslinked matrix …

Rapid Photothermal Healing of Vitrimer Nanocomposites Activated by Gold-Nanoparticle-Coated Graphene Nanoplatelets

Y Ren, AM Hubbard, D Austin, J Dai, C Li… - ACS Applied Nano …, 2024 - ACS Publications
Vitrimers, an emerging class of polymer materials, are thermosets with dynamic covalent
cross-linkers, allowing for topology rearrangement at elevated temperatures. However …

Vitrimer Transition Phenomena from the Perspective of Thermal Volume Expansion and Shape (In) stability

A Klingler, D Reisinger, S Schlögl, B Wetzel… - …, 2024 - ACS Publications
Vitrimers are covalently cross-linked polymers that can be reshaped and recycled, triggered
by the temperature. Well above the canonical glass transition temperature T g, they gain …

Revealing Dynamic Behavior in High Dielectric Poly (thiourethane)-Based Vitrimer-like Materials

F Guerrero-Ruiz, I Otaegi, E Verde-Sesto… - ACS Applied Polymer …, 2024 - ACS Publications
Here, we have explored covalent adaptable networks (CANs) comprising poly
(thiourethane)-based systems (PTUs). The PTUs were synthesized through the combination …

Structure and thermal behavior of biobased vitrimer of lactic acid and epoxidized canola oil

JGP Rodrigues, S Arias, JGA Pacheco, ML Dias - RSC advances, 2023 - pubs.rsc.org
Biobased vitrimers were obtained from epoxidized canola oil (ECO) and lactic acid (LA)
using zinc acetate (ZnAc) and ZnAl-layered double hydroxide (ZnAl) in the proportions of 1 …

A Design of Transesterification Vitrimers with Variable Fractions of Network Defects and the Creep Characteristics

T Inaba, M Hayashi - Macromolecular Chemistry and Physics, 2024 - Wiley Online Library
Vitrimer materials have attained great interest owing to their sustainable functions and
distinctive physical properties. Compared with conventional cross‐linked materials, the …

Dielectric and Structural Insight Into an Innovative Self-healing Copolymer

D Háže, P Kadlec, J Pihera, R Polanský… - 2024 IEEE 5th …, 2024 - ieeexplore.ieee.org
Polymer-based electrical insulations are an indispensable part of modern electrical devices.
Unfortunately, the insulation systems are exposed to high mechanical and electrical …