Biocomposite of cassava starch reinforced with cellulose pulp fibers modified with deposition of silica (SiO2) nanoparticles

Registro completo de metadados
MetadadosDescriçãoIdioma
Autor(es): dc.creatorRaabe, Joabel-
Autor(es): dc.creatorFonseca, Alessandra de Souza-
Autor(es): dc.creatorBufalino, Lina-
Autor(es): dc.creatorRibeiro, Caue-
Autor(es): dc.creatorMartins, Maria Alice-
Autor(es): dc.creatorMarconcini, José Manoel-
Autor(es): dc.creatorMendes, Lourival Marin-
Autor(es): dc.creatorTonoli, Gustavo Henrique Denzin-
Data de aceite: dc.date.accessioned2026-02-09T12:42:17Z-
Data de disponibilização: dc.date.available2026-02-09T12:42:17Z-
Data de envio: dc.date.issued2020-07-08-
Data de envio: dc.date.issued2020-07-08-
Data de envio: dc.date.issued2015-05-
Fonte completa do material: dc.identifierhttps://repositorio.ufla.br/handle/1/41758-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/capes/1166616-
Descrição: dc.descriptionEucalyptus pulp cellulose fibers were modified by the sol-gel process for SiO2 superficial deposition and used as reinforcement of thermoplastic starch (TPS). Cassava starch, glycerol, and water were added at the proportion of 60/26/14, respectively. For composites, 5% and 10% (by weight) of modified and unmodified pulp fibers were added before extrusion. The matrix and composites were submitted to thermal stability, tensile strength, moisture adsorption, and SEM analysis. Micrographs of the modified fibers revealed the presence of SiO2 nanoparticles on fiber surface. The addition of modified fibers improved tensile strength in 183% in relation to matrix, while moisture adsorption decreased 8.3%. Such improvements were even more effective with unmodified fibers addition. This result was mainly attributed to poor interaction between modified fibers and TPS matrix detected by SEM analysis.-
Formato: dc.formatapplication/pdf-
Idioma: dc.languageen-
Publicador: dc.publisherHindawi Publishing Corporation-
Direitos: dc.rightsacesso aberto-
Direitos: dc.rightshttp://creativecommons.org/licenses/by/4.0/-
Direitos: dc.rightshttp://creativecommons.org/licenses/by/4.0/-
???dc.source???: dc.sourceJournal of Nanomaterials-
Palavras-chave: dc.subjectPlant fibers-
Palavras-chave: dc.subjectComposites-
Palavras-chave: dc.subjectEucalyptus-
Palavras-chave: dc.subjectBiocompósitos-
Palavras-chave: dc.subjectFibras de celulose-
Palavras-chave: dc.subjectNanopartículas de sílica (SiO2)-
Título: dc.titleBiocomposite of cassava starch reinforced with cellulose pulp fibers modified with deposition of silica (SiO2) nanoparticles-
Tipo de arquivo: dc.typeArtigo-
Aparece nas coleções:Repositório Institucional da Universidade Federal de Lavras (RIUFLA)

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