Cavitation dynamics in a vitrimer

Z Song, S Cai - Acta Mechanica Sinica, 2021 - Springer
… we formulate the cavitation dynamics in a vitrimer in a triaxial … dynamic of a single cavity in
a vitrimer. Our results have shown that when the loading rate is high, cavity growth in a vitrimer

Role of Dynamic Covalent Bond Density on the Structure and Properties of Vitrimers

H Zhao, Z Li, S Zhan, T Yue, J Qu, H Li, L Zhang… - …, 2024 - ACS Publications
… polymers, require precise regulation of their dynamic and mechanical properties to achieve
vitrimer elastomer model, composed of simple linear polymer chains by varying dynamic

Molecular dynamics simulation of the structural, mechanical, and reprocessing properties of vitrimers based on a dynamic covalent polymer network

H Zhao, X Wei, Y Fang, K Gao, T Yue, L Zhang… - …, 2022 - ACS Publications
… study, a model vitrimer system composed of linear chains is constructed by CGMD
simulations and used to study the mechanical response of vitrimers under different experimental …

Nonsteady fracture of transient networks: The case of vitrimer

T Shen, Z Song, S Cai… - Proceedings of the …, 2021 - National Acad Sciences
… ’s crack extension dynamics by tuning the loading history. … the sensitivity of bond dynamics
to deformation and showed … related to the combined fracture and cavitation of adhesives (45, …

Manipulating the Properties of Polymer Vitrimer Nanocomposites by Designing Dual Dynamic Covalent Bonds

Z Li, H Zhao, P Duan, L Zhang, J Liu - Langmuir, 2024 - ACS Publications
… the viscoelastic properties of the vitrimer, we have also defined dynamic hysteresis loss (DHL)
as the … Cavitation and cracks are more likely to occur in the healed sections during triaxial …

Molecular Insights into the Topological Transition, Fracture, and Self-Healing Behavior of Vitrimer Composites with Exchangeable Interfaces

R Ma, H Wu, C Li, X Zhao, X Li, L Zhang, Y Gao - Macromolecules, 2024 - ACS Publications
… capture the main feature of vitrimers. Meanwhile, the … dynamics. (27) In addition, the
relationship between the microscopic dynamics and the linear rheological behavior of the vitrimer is …

Effect of dynamic bond concentration on the mechanical properties of vitrimers

H Pandya, F Khabaz - Chemical Communications, 2024 - pubs.rsc.org
The presence of dynamic covalent bonds allows vitrimers to undergo topology alterations …
concentration of dynamic bonds on the macroscopic properties of hybrid vitrimer networks by …

Temperature-and Rate-Dependent Fracture in Disulfide Vitrimers

Z Song, G Dong, FJ Vernerey, S Cai - ACS Macro Letters, 2024 - ACS Publications
… primary dynamic defects. By employing small amplitude oscillatory shear, we measured the
loop defect fraction in EPS25 disulfide vitrimers … number of loop defects in disulfide vitrimers. …

Temperature-Dependent Fracture Toughness of Epoxy Vitrimers

Y Sun, X Wang, Y Zhao, X Chen, Q Shi, K Jia - Macromolecules, 2025 - ACS Publications
Vitrimer, a class of covalent dynamic networks, is promising for polymeric applications
requiring reshaping, recycling, and self-healing. The dynamic bonds in vitrimer can be reversibly …

Epoxy vitrimer materials based on disulfide exchange chemistry: experimental study and modeling of the stress relaxation-application to composites reinforced by …

IC Cabrera - 2021 - theses.hal.science
Vitrimer materials are … , vitrimers’ viscosity displays a progressive variation with temperature,
like vitreous silica or strong liquids. Hence, the dynamic reversible covalent bond of vitrimers