Starch/chitosan/glycerol films produced from low-value biomass: Effect of starch source and weight ratio on film properties

Y. M. Navarro, K. Soukup, V. Jandová, M. M. Gómez, J. L. Solis, J. F. Cruz, R. Siche, O. Šolcová, G. J.F. Cruz

Research output: Contribution to journalConference articlepeer-review

12 Scopus citations

Abstract

Films based on chitosan from giant squid (Dosidicus gigas) residual endoskeleton, starch from different low-value agroindustrial byproducts and glycerol were successfully obtained. Four starch sources and three different weight ratios (1/1, 2/1 and 5/1 of starch/chitosan) were used. Applying a statistical design of completely randomized blocks, the effect of starch source and weight ratio on the film properties were evaluated. The starch source did not affect any of the tested properties. However, film properties such as thickness, water solubility, water vapor permeability, elongation, and tensile strength revealed significant differences (p<0.01) related to the starch weight ratio in the films. A higher starch weight ratio led to lower water solubility; nevertheless, the higher starch weight ratio led to films with higher thickness, water vapor permeability and tensile strength.

Original languageEnglish
Article number012008
JournalJournal of Physics: Conference Series
Volume1173
Issue number1
DOIs
StatePublished - 14 Mar 2019
EventPeruvian Workshop on Solar Energy, JOPES 2018 - Lima, Peru
Duration: 10 May 201811 May 2018

Bibliographical note

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© 2019 Published under licence by IOP Publishing Ltd.

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