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Bio-based vitrimer-like polyurethane based on dynamic imine bond with high-strength, reprocessability, rapid-degradability and antibacterial ability
Bio-based polyurethane Vitrimer-like Imine bond Rapidly-degradable Antibacterial property
2023/12/8
Synthesis of vitrimer with dynamic?covalent bond?is a surprising solution to overcome the inherent limitations of traditional?thermosets. A bio-based vitrimer-like?polyurethane?formed by?castor oil,?v...
Cavitation dynamics in a vitrimer
Vitrimer Cavitation dynamics Strain stifening Viscoelasticity
2023/12/8
Vitrimer is a polymer network with dynamic covalent bonds, which can be dynamically broken and reformed. Thanks to the dynamic covalent bonds, vitrimer behaves like an elastomer at high deformation ra...
Epoxy vitrimer based on borate ester bond for green degradation, closed-loop recycling, and ready reprocessing
Green degradation Thermoset Dynamic covalent bond Recyclable
2023/12/1
The three-dimensional network of traditional epoxy resin endows it with suitable properties, but it also presents challenges in reprocessing and recycling. Recent years have witnessed the development ...
Bio-based epoxy vitrimer for recyclable and carbon fiber reinforced materials: Synthesis and structure-property relationship
Vitrimer Epoxy-acid-anhydride system CFRMs Degradable Recycling
2023/11/30
Recycling or degradation of epoxy resins is difficult because of their covalent cross-linking structures, which causes resource crisis, environmental pollution, and resource waste. To address this cha...
Exploring the effects of bound rubber phase on the physical properties of nano-silica composites with a vitrimer-like bond exchangeable matrix
DYNAMIC COVALENT CHEMISTRY CROSS-LINK DENSITY MECHANICAL-PROPERTIES POLYMER NANOCOMPOSITES
2023/11/30
We demonstrate the preparation and unique properties of composite vitrimer-like materials containing silica nanoparticles (SNPs). The matrix is composed of polyacrylate-based polymers crosslinked via ...