Dually Crosslinked Polymer Networks Incorporating Dynamic Covalent Bonds

Covalent adaptable networks (CANs) are polymeric networks containing covalent crosslinks that are dynamic under specific conditions. In addition to possessing the malleability of thermoplastics and the dimensional stability of thermosets, CANs exhibit a unique combination of physical properties, inc...

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Main Authors: Larissa Hammer, Nathan J. Van Zee, Renaud Nicolaÿ
Format: Article
Language:English
Published: MDPI AG 2021-01-01
Series:Polymers
Subjects:
Online Access:https://www.mdpi.com/2073-4360/13/3/396
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author Larissa Hammer
Nathan J. Van Zee
Renaud Nicolaÿ
author_facet Larissa Hammer
Nathan J. Van Zee
Renaud Nicolaÿ
author_sort Larissa Hammer
collection DOAJ
description Covalent adaptable networks (CANs) are polymeric networks containing covalent crosslinks that are dynamic under specific conditions. In addition to possessing the malleability of thermoplastics and the dimensional stability of thermosets, CANs exhibit a unique combination of physical properties, including adaptability, self-healing, shape-memory, stimuli-responsiveness, and enhanced recyclability. The physical properties and the service conditions (such as temperature, pH, and humidity) of CANs are defined by the nature of their constituent dynamic covalent bonds (DCBs). In response to the increasing demand for more sophisticated and adaptable materials, the scientific community has identified dual dynamic networks (DDNs) as a promising new class of polymeric materials. By combining two (or more) distinct crosslinkers in one system, a material with tailored thermal, rheological, and mechanical properties can be designed. One remarkable ability of DDNs is their capacity to combine dimensional stability, bond dynamicity, and multi-responsiveness. This review aims to give an overview of the advances in the emerging field of DDNs with a special emphasis on their design, structure-property relationships, and applications. This review illustrates how DDNs offer many prospects that single (dynamic) networks cannot provide and highlights the challenges associated with their synthesis and characterization.
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spelling doaj.art-1d9c5f3944af45a7a43f289c659bc5ba2023-12-03T14:51:47ZengMDPI AGPolymers2073-43602021-01-0113339610.3390/polym13030396Dually Crosslinked Polymer Networks Incorporating Dynamic Covalent BondsLarissa Hammer0Nathan J. Van Zee1Renaud Nicolaÿ2Chimie Moléculaire, Macromoléculaire, Matériaux, ESPCI Paris, CNRS, Université PSL, 10 rue Vauquelin, 75005 Paris, FranceChimie Moléculaire, Macromoléculaire, Matériaux, ESPCI Paris, CNRS, Université PSL, 10 rue Vauquelin, 75005 Paris, FranceChimie Moléculaire, Macromoléculaire, Matériaux, ESPCI Paris, CNRS, Université PSL, 10 rue Vauquelin, 75005 Paris, FranceCovalent adaptable networks (CANs) are polymeric networks containing covalent crosslinks that are dynamic under specific conditions. In addition to possessing the malleability of thermoplastics and the dimensional stability of thermosets, CANs exhibit a unique combination of physical properties, including adaptability, self-healing, shape-memory, stimuli-responsiveness, and enhanced recyclability. The physical properties and the service conditions (such as temperature, pH, and humidity) of CANs are defined by the nature of their constituent dynamic covalent bonds (DCBs). In response to the increasing demand for more sophisticated and adaptable materials, the scientific community has identified dual dynamic networks (DDNs) as a promising new class of polymeric materials. By combining two (or more) distinct crosslinkers in one system, a material with tailored thermal, rheological, and mechanical properties can be designed. One remarkable ability of DDNs is their capacity to combine dimensional stability, bond dynamicity, and multi-responsiveness. This review aims to give an overview of the advances in the emerging field of DDNs with a special emphasis on their design, structure-property relationships, and applications. This review illustrates how DDNs offer many prospects that single (dynamic) networks cannot provide and highlights the challenges associated with their synthesis and characterization.https://www.mdpi.com/2073-4360/13/3/396covalent adaptable networksdynamic covalent chemistrysupramolecular chemistryvitrimersresponsive materialsself-healing materials
spellingShingle Larissa Hammer
Nathan J. Van Zee
Renaud Nicolaÿ
Dually Crosslinked Polymer Networks Incorporating Dynamic Covalent Bonds
Polymers
covalent adaptable networks
dynamic covalent chemistry
supramolecular chemistry
vitrimers
responsive materials
self-healing materials
title Dually Crosslinked Polymer Networks Incorporating Dynamic Covalent Bonds
title_full Dually Crosslinked Polymer Networks Incorporating Dynamic Covalent Bonds
title_fullStr Dually Crosslinked Polymer Networks Incorporating Dynamic Covalent Bonds
title_full_unstemmed Dually Crosslinked Polymer Networks Incorporating Dynamic Covalent Bonds
title_short Dually Crosslinked Polymer Networks Incorporating Dynamic Covalent Bonds
title_sort dually crosslinked polymer networks incorporating dynamic covalent bonds
topic covalent adaptable networks
dynamic covalent chemistry
supramolecular chemistry
vitrimers
responsive materials
self-healing materials
url https://www.mdpi.com/2073-4360/13/3/396
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