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Article

Utilization of Marine Waste to Obtain β-Chitin Nanofibers and Films from Giant Humboldt Squid Dosidicus gigas

1
Unidad de Desarrollo Tecnológico, Parque Industrial Coronel, Universidad de Concepción, Concepción 3349001, Chile
2
Facultad de Ingeniería, Universidad del Bío-Bío, Concepción 4051381, Chile
3
Department of Chemical Dynamics and Permanent Education, Vinca Institute of Nuclear Sciences—National Institute of the Republic of Serbia, University of Belgrade, Mike Petrovica-Alasa 12-14, 11000 Belgrade, Serbia
4
Departamento de Físico-Química, Facultad de Ciencias Químicas, Universidad de Concepción, Edmundo Larenas 129, Casilla 160-C, Concepción 4070371, Chile
5
Carbon and Catalysis Laboratory (CarboCat), Department of Chemical Engineering, University of Concepción, Concepción 4030000, Chile
6
Clermont Auvergne INP, Université Clermont Auvergne, CNRS, Institut Pascal, F-63000 Clermont-Ferrand, France
7
Institute Universitaire de France (IUF), 1 rue Descartes, 75005 Paris, France
8
Centro de Investigación de Estudios Avanzados del Maule (CIEAM), Vicerrectoría de Investigación y Postgrado, Universidad Católica del Maule, Talca 3460000, Chile
9
Dalian Engineering Research Center for Carbohydrate Agricultural Preparations, Liaoning Provincial Key Laboratory of Carbohydrates, Dalian Institute of Chemical Physics, Chinese Academy of Sciences, Dalian 116023, China
*
Authors to whom correspondence should be addressed.
Mar. Drugs 2021, 19(4), 184; https://doi.org/10.3390/md19040184
Submission received: 10 February 2021 / Revised: 23 March 2021 / Accepted: 24 March 2021 / Published: 26 March 2021

Abstract

β-chitin was isolated from marine waste, giant Humboldt squid Dosidicus gigas, and further converted to nanofibers by use of a collider machine under acidic conditions (pH 3). The FTIR, TGA, and NMR analysis confirmed the efficient extraction of β-chitin. The SEM, TEM, and XRD characterization results verified that β-chitin crystalline structure were maintained after mechanical treatment. The mean particle size of β-chitin nanofibers was in the range between 10 and 15 nm, according to the TEM analysis. In addition, the β-chitin nanofibers were converted into films by the simple solvent-casting and drying process at 60 °C. The obtained films had high lightness, which was evidenced by the CIELAB color test. Moreover, the films showed the medium swelling degree (250–290%) in aqueous solutions of different pH and good mechanical resistance in the range between 4 and 17 MPa, depending on film thickness. The results obtained in this work show that marine waste can be efficiently converted to biomaterial by use of mild extractive conditions and simple mechanical treatment, offering great potential for the future development of sustainable multifunctional materials for various industrial applications such as food packaging, agriculture, and/or wound dressing.
Keywords: Humboldt giant squid; β-chitin; nanofibers; characterization; films Humboldt giant squid; β-chitin; nanofibers; characterization; films
Graphical Abstract

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MDPI and ACS Style

Cabrera-Barjas, G.; González, C.; Nesic, A.; Marrugo, K.P.; Gómez, O.; Delattre, C.; Valdes, O.; Yin, H.; Bravo, G.; Cea, J. Utilization of Marine Waste to Obtain β-Chitin Nanofibers and Films from Giant Humboldt Squid Dosidicus gigas. Mar. Drugs 2021, 19, 184. https://doi.org/10.3390/md19040184

AMA Style

Cabrera-Barjas G, González C, Nesic A, Marrugo KP, Gómez O, Delattre C, Valdes O, Yin H, Bravo G, Cea J. Utilization of Marine Waste to Obtain β-Chitin Nanofibers and Films from Giant Humboldt Squid Dosidicus gigas. Marine Drugs. 2021; 19(4):184. https://doi.org/10.3390/md19040184

Chicago/Turabian Style

Cabrera-Barjas, Gustavo, Cristian González, Aleksandra Nesic, Kelly P. Marrugo, Oscar Gómez, Cédric Delattre, Oscar Valdes, Heng Yin, Gaston Bravo, and Juan Cea. 2021. "Utilization of Marine Waste to Obtain β-Chitin Nanofibers and Films from Giant Humboldt Squid Dosidicus gigas" Marine Drugs 19, no. 4: 184. https://doi.org/10.3390/md19040184

APA Style

Cabrera-Barjas, G., González, C., Nesic, A., Marrugo, K. P., Gómez, O., Delattre, C., Valdes, O., Yin, H., Bravo, G., & Cea, J. (2021). Utilization of Marine Waste to Obtain β-Chitin Nanofibers and Films from Giant Humboldt Squid Dosidicus gigas. Marine Drugs, 19(4), 184. https://doi.org/10.3390/md19040184

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