Results 1 to 10 of about 651 (139)

Cost-efficient and recyclable epoxy vitrimer composite with low initial viscosity based on exchangeable disulfide crosslinks

open access: yesPolymer Testing, 2022
Epoxy (EP) vitrimer with excellent processing and recyclability is of great potential for industrial application. In this study, we prepared an EP vitrimer based on the low viscosity homogenous mixture of diglycidyl ether of bisphenol A (DGEBA) and a ...
Shaojian He, Jun Lin, Xingming Bian
exaly   +3 more sources

High-Performance Bio-Based Epoxy Vitrimers and Composites: Synergizing Robustness and Reprocessability via Fractional Free Volume Regulation. [PDF]

open access: yesAdv Sci (Weinh)
In this work, two bio‐based epoxy monomers were designed to tune the dynamic network of a rigid–flexible hybrid epoxy through free‐volume control, achieving a synergy among high free volume, high cross‐linking density, and segmental mobility while balancing strength and toughness.
Dong K, Zhao D, Zhao C.
europepmc   +2 more sources

A review on the formulation and performance of epoxidized vegetable oil-based vitrimer: stoichiometric calculations, curing agent functionalities and catalyst efficiency [PDF]

open access: yesRoyal Society Open Science
Vitrimers have emerged as an innovative class of polymeric materials that combine the robustness of thermosets with the reprocessability of thermoplastics through dynamic covalent bond exchange.
Chuan Li Lee   +3 more
doaj   +2 more sources

A Waterborne Epoxy Vitrimer: Enabling Moisture‐Driven Actuation, Continuous Moist‐Electric Generation, and Water‐Assisted Degradation [PDF]

open access: yesAdvanced Science
The integration of multiple hydroxyl structures presents a robust strategy for designing epoxy vitrimers based on transesterification reactions (TERs), enabling the realization of optimal dynamic properties.
Jianqiao Wu   +8 more
doaj   +2 more sources

Manufacture of antibacterial carbon fiber-reinforced plastics (CFRP) using imine-based epoxy vitrimer for medical application

open access: yesHeliyon, 2023
An antibacterial carbon fiber-reinforced plastics (CFRP) was manufactured based on a vitrimer containing imine groups. A liquid curing agent was prepared to include an imine group in the matrix, and was synthesized without a simple mixing reaction and ...
Wonbin Kim   +8 more
doaj   +1 more source

Synthesis and Processing of Near Infrared—Activated Vitrimer Nanocomposite Films Modified with β-Hydroxyester-Functionalized Multi-Walled Carbon Nanotubes

open access: yesC, 2023
Films of a vitrimer based on the reaction between diglycidylether of bisphenol A and glutaric acid in the presence of 1-methylimidazole were processed using a solvent-based technique.
Tomás E. Byrne Prudente   +5 more
doaj   +1 more source

A bibliometric survey of research trends in vitrimer

open access: yesHeliyon, 2023
The recent trends of vitrimer studies enhance the thermoset material with superior properties, therefore, it is particularly important to address the critical scientific inquiries in this area using their research metrics.
Harsh Sharma   +5 more
doaj   +1 more source

Carbon material/vitrimer composites: Towards sustainable, functional, and high-performance crosslinked polymeric materials

open access: yesGiant, 2023
Thermosets and their composites have occupied a key place in the polymeric material industry for both plastics and rubbers. Carbon material/thermoset composite is a major category thereof.
Yahe Wu, Yen Wei, Yan Ji
doaj   +1 more source

Recycling strategies for vitrimers

open access: yesInternational Journal of Smart and Nano Materials, 2022
Vitrimer is a new type of material that combine the advantages of thermoplastic and thermoset materials. The rapid dynamic exchange reactions at high temperature allow the topology of cross-linked networks to change and rearrange while keeping material ...
Haochuan Zhang   +3 more
doaj   +1 more source

Photopolymerizable Ionogel with Healable Properties Based on Dioxaborolane Vitrimer Chemistry

open access: yesGels, 2022
Ionogels are solid polymer gel networks loaded with ionic liquid (IL) percolating throughout each other, giving rise to ionically conducting solid electrolytes.
Fengdi Li   +4 more
doaj   +1 more source

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