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Extrusion of poly(vinylidene fluoride) recycled filaments: effect of the processing cycles on the degree of crystallinity and electroactive phase content

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Detalhes bibliográficos
Resumo:This study analyses the possibility of reprocessing used poly(vinylidene fluoride), PVDF, maintaining the main properties critical for its use in piezoelectric sensor/actuator applications. The influence of multiple reprocessing cycles of PVDF on crystallinity and ß-phase content fundamental for its electroactive behaviour, was studied. Nine reprocessing cycles were completed and it was found that the material preserved the characteristics required for its use as piezoelectric polymer without significant degradation.
Autores principais:Silva, Marco Aurélio Pinto
Outros Autores:Martins, R. S.; Carvalho, Helder; Nóbrega, J. M.; Lanceros-Méndez, S.
Assunto:Ferroelectrics PVDF Phase transformation Recycling Reuse Extrusion
Ano:2013
País:Portugal
Tipo de documento:artigo
Tipo de acesso:acesso aberto
Instituição associada:Universidade do Minho
Idioma:inglês
Origem:RepositóriUM - Universidade do Minho
Descrição
Resumo:This study analyses the possibility of reprocessing used poly(vinylidene fluoride), PVDF, maintaining the main properties critical for its use in piezoelectric sensor/actuator applications. The influence of multiple reprocessing cycles of PVDF on crystallinity and ß-phase content fundamental for its electroactive behaviour, was studied. Nine reprocessing cycles were completed and it was found that the material preserved the characteristics required for its use as piezoelectric polymer without significant degradation.