Intrinsically self-healing polymers: from mechanistic insight to current challenges

B Li, PF Cao, T Saito, AP Sokolov - Chemical Reviews, 2022 - ACS Publications
Self-healing materials open new prospects for more sustainable technologies with improved
material performance and devices' longevity. We present an overview of the recent …

Elastic vitrimers: Beyond thermoplastic and thermoset elastomers

J Luo, Z Demchuk, X Zhao, T Saito, M Tian, AP Sokolov… - Matter, 2022 - cell.com
Thermoset elastomers are widely used in industry and frontier research due to their
advantage of mechanical robustness, high thermal/chemical resistance, and good …

Next‐Generation Vitrimers Design through Theoretical Understanding and Computational Simulations

K Li, NV Tran, Y Pan, S Wang, Z Jin, G Chen… - Advanced …, 2024 - Wiley Online Library
Vitrimers are an innovative class of polymers that boast a remarkable fusion of mechanical
and dynamic features, complemented by the added benefit of end‐of‐life recyclability. This …

Surpassing the stiffness-extensibility trade-off of elastomers via mastering the hydrogen-bonding clusters

Z Zhang, J Luo, S Zhao, S Ge, JMY Carrillo, JK Keum… - Matter, 2022 - cell.com
The current paradigm of elastomer design typically falls into the trade-off between stiffness
and extensibility. With a few reports on circumventing this trade-off behavior, eg, increasing …

Unravelling the mechanism of viscoelasticity in polymers with phase-separated dynamic bonds

S Ge, S Samanta, B Li, GP Carden, PF Cao… - ACS …, 2022 - ACS Publications
Incorporation of dynamic (reversible) bonds within polymer structure enables properties
such as self-healing, shape transformation, and recyclability. These dynamic bonds …

Microscopic Evidence for the Topological Transition in Model Vitrimers

A Arbe, A Alegría, J Colmenero, S Bhaumik… - ACS Macro …, 2023 - ACS Publications
In addition to the glass transition, vitrimers undergo a topological transition from viscoelastic
liquid to viscoelastic solid behavior when the network rearrangements facilitated by dynamic …

Universal polymeric-to-colloidal transition in melts of hairy nanoparticles

D Parisi, E Buenning, N Kalafatakis, L Gury… - ACS …, 2021 - ACS Publications
Two different classes of hairy self-suspended nanoparticles in the melt state, polymer-
grafted nanoparticles (GNPs) and star polymers, are shown to display universal dynamic …

Covalent adaptable polymer networks with CO2-facilitated recyclability

J Chen, L Li, J Luo, L Meng, X Zhao, S Song… - Nature …, 2024 - nature.com
Cross-linked polymers with covalent adaptable networks (CANs) can be reprocessed under
external stimuli owing to the exchangeability of dynamic covalent bonds. Optimization of …

Polymer architecture dictates multiple relaxation processes in soft networks with two orthogonal dynamic bonds

S Ge, YH Tsao, CM Evans - Nature communications, 2023 - nature.com
Materials with tunable modulus, viscosity, and complex viscoelastic spectra are crucial in
applications such as self-healing, additive manufacturing, and energy damping. It is still …

Fragile glass formation and non-Arrhenius upturns in ethylene vitrimers revealed by dielectric spectroscopy

B Soman, KS Schweizer, CM Evans - Macromolecules, 2022 - ACS Publications
Vitrimers, dynamic networks with bonds that exchange without breaking, are an emerging
class of reprocessable and recyclable polymers. The dynamics in such materials are …