Self-Healing Activation by Conventional Resistive Heating through the Addition of Carbon Nanotubes in Epoxy Systems Based on Covalent Adaptable Networks

dc.contributor.authorGómez-Sánchez, Javier
dc.contributor.authorFernández Sánchez-Romate, Xoan Xosé
dc.contributor.authorJiménez-Suárez, Alberto
dc.contributor.authorG. Prolongo, Silvia
dc.date.accessioned2024-02-28T08:27:49Z
dc.date.available2024-02-28T08:27:49Z
dc.date.issued2023
dc.descriptionThis work was supported by the Agencia Estatal de Investigación of the Spanish Government [PROJECT PID2019-106703RB-I00]; the Young Researchers R&D Project [ref. M2183, SMART-MULTICOAT] funded by Universidad Rey Juan Carlos and Comunidad de Madrid; and the PREDOC PhD funding program of the Universidad Rey Juan Carlos.es
dc.description.abstractA study of the self-healing capabilities of 2-aminophenyl disulfide (AFD)/epoxy systems is carried out. It has been observed that an excess of AFD promotes an increase of both the storage modulus and the glass transition temperature (Tg) due to an increase of the cross-link density. Concerning the self-healing properties, every AFD/epoxy system shows very good healing efficiencies (above 90%) with no prevalent differences among the different stoichiometries. Furthermore, CNT addition induces an increase of the storage modulus when there is no excess of AFD, but no significant effect is observed on the Tg. In addition, the incorporation of these nanoparticles allows thermal activation by the Joule effect. The results of self-healing tests under convective and resistive heating show similar healing efficiencies (all above 94%). Here, the thermal activation by Joule’s heating presents a lower power consumption and allows localized repair, which is very promising for this type of application.es
dc.identifier.citationJavier Gómez-Sánchez, Xoan Xosé Fernández Sánchez-Romate, Alberto Jiménez-Suárez, and Silvia G. Prolongo ACS Applied Polymer Materials 2024 6 (2), 1106-1115 DOI: 10.1021/acsapm.3c01022es
dc.identifier.doi10.1021/acsapm.3c01022es
dc.identifier.issn2637-6105
dc.identifier.urihttps://hdl.handle.net/10115/30713
dc.language.isoenges
dc.publisherACSes
dc.rightsAtribución 4.0 Internacional*
dc.rights.accessRightsinfo:eu-repo/semantics/openAccesses
dc.rights.urihttp://creativecommons.org/licenses/by/4.0/*
dc.subjectself-healinges
dc.subjectJoule’s effectes
dc.subjectcarbon nanotubeses
dc.subjectAFDes
dc.subjectepoxy matrixes
dc.titleSelf-Healing Activation by Conventional Resistive Heating through the Addition of Carbon Nanotubes in Epoxy Systems Based on Covalent Adaptable Networkses
dc.typeinfo:eu-repo/semantics/articlees

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