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dc.contributor.author
Lopez, Olivia Valeria
dc.contributor.author
Versino, Florencia
dc.contributor.author
Villar, Marcelo Armando
dc.contributor.author
Garcia, Maria Alejandra
dc.date.available
2016-12-29T18:30:49Z
dc.date.issued
2015-12-10
dc.identifier.citation
Lopez, Olivia Valeria; Versino, Florencia; Villar, Marcelo Armando; Garcia, Maria Alejandra; Agro-industrial residue from starch extraction of Pachyrhizus ahipa as filler of thermoplastic corn starch films; Elsevier; Carbohydrate Polymers; 134; 10-12-2015; 324-332
dc.identifier.issn
0144-8617
dc.identifier.uri
http://hdl.handle.net/11336/10621
dc.description.abstract
Biocomposites films based on thermoplastic corn starch (TPS) containing 0.5% w/w fibrous residue from Pachyrhizus ahipa starchextraction(PASR) were obtainedbymelt-mixing andcompressionmolding. PASR ismainly constituted by remaining cell walls and naturalfibers, revealed by Scanning ElectronMicroscopy (SEM). Chemical composition of the residue indicated that fiber and starch were the principal components. Biocomposites thermo-stability was determined by Thermo-Gravimetric Analysis. A continuous PASR-TPS interface was observed by SEM, as a result of a good adhesion of the fibrous residue to starch matrix. Likewise, films containing PASR presented fewer superficial cracks than TPS ones, whereas their fracture surfaces were more irregular. Besides, the presence of PASR increased starch films roughness, due to fibers agglomerates. Films reinforced with PASR showed significantly lower water vapor permeability (WVP). In addition, PARS filler increased maximum tensile strength and Young’s modulus of TPS films, thus leading to more resistant starch matrixes.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Elsevier
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-nd/2.5/ar/
dc.subject
Thermoplastic Starch
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Fibrous Residue
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Biocomposite Films
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Structure Characterization
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Barrier And Mechanical Properties
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Recubrimientos y Películas
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Ingeniería de los Materiales
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INGENIERÍAS Y TECNOLOGÍAS
dc.title
Agro-industrial residue from starch extraction of Pachyrhizus ahipa as filler of thermoplastic corn starch films
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2016-12-28T16:24:45Z
dc.journal.volume
134
dc.journal.pagination
324-332
dc.journal.pais
Países Bajos
dc.journal.ciudad
Amsterdam
dc.description.fil
Fil: Lopez, Olivia Valeria. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Bahía Blanca. Planta Piloto de Ingeniería Química (i); Argentina. Universidad Nacional del Sur; Argentina
dc.description.fil
Fil: Versino, Florencia. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico la Plata. Centro de Investigaciones En Criotecnología de Alimentos (i); Argentina. Universidad Nacional de La Plata. Facultad de Ciencias Exactas; Argentina
dc.description.fil
Fil: Villar, Marcelo Armando. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Bahía Blanca. Planta Piloto de Ingeniería Química (i); Argentina. Universidad Nacional del Sur; Argentina
dc.description.fil
Fil: Garcia, Maria Alejandra. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico la Plata. Centro de Investigaciones En Criotecnología de Alimentos (i); Argentina. Universidad Nacional de La Plata. Facultad de Ciencias Exactas; Argentina
dc.journal.title
Carbohydrate Polymers
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1016/j.carbpol.2015.07.081
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://www.sciencedirect.com/science/article/pii/S0144861715007109
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