Polysaccharides: Sources, Characteristics, Properties, and Their Application in Biodegradable Films

Biodegradable films emerge as alternative biomaterials to conventional packaging from fossil sources, which, in addition to offering protection and increasing the shelf life of food products, are ecologically sustainable. The materials mostly used in their formulation are based on natural polysaccha...

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Main Author: Elsa Díaz-Montes
Format: Article
Language:English
Published: MDPI AG 2022-06-01
Series:Polysaccharides
Subjects:
Online Access:https://www.mdpi.com/2673-4176/3/3/29
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author Elsa Díaz-Montes
author_facet Elsa Díaz-Montes
author_sort Elsa Díaz-Montes
collection DOAJ
description Biodegradable films emerge as alternative biomaterials to conventional packaging from fossil sources, which, in addition to offering protection and increasing the shelf life of food products, are ecologically sustainable. The materials mostly used in their formulation are based on natural polysaccharides, plasticizing agents, and bioactive components (e.g., antimicrobial agents or antioxidants). The formulation of biodegradable films from polysaccharides and various plasticizers represents an alternative for primary packaging that can be assigned to specific food products, which opens the possibility of having multiple options of biodegradable films for the same product. This review describes the main characteristics of the most abundant polysaccharides in nature and highlights their role in the formulation of biodegradable films. The compilation and discussion emphasize studies that report on the mechanical and barrier properties of biodegradable films when made from pure polysaccharides and when mixed with other polysaccharides and plasticizing agents.
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spelling doaj.art-b5ca2341763d4b28b889241d714e39de2023-11-23T18:32:16ZengMDPI AGPolysaccharides2673-41762022-06-013348050110.3390/polysaccharides3030029Polysaccharides: Sources, Characteristics, Properties, and Their Application in Biodegradable FilmsElsa Díaz-Montes0Unidad Professional Interdisciplinaria de Biotecnología, Instituto Politécnico Nacional, Av. Acueducto s/n, Barrio La Laguna Ticoman, Ciudad de México 07340, MexicoBiodegradable films emerge as alternative biomaterials to conventional packaging from fossil sources, which, in addition to offering protection and increasing the shelf life of food products, are ecologically sustainable. The materials mostly used in their formulation are based on natural polysaccharides, plasticizing agents, and bioactive components (e.g., antimicrobial agents or antioxidants). The formulation of biodegradable films from polysaccharides and various plasticizers represents an alternative for primary packaging that can be assigned to specific food products, which opens the possibility of having multiple options of biodegradable films for the same product. This review describes the main characteristics of the most abundant polysaccharides in nature and highlights their role in the formulation of biodegradable films. The compilation and discussion emphasize studies that report on the mechanical and barrier properties of biodegradable films when made from pure polysaccharides and when mixed with other polysaccharides and plasticizing agents.https://www.mdpi.com/2673-4176/3/3/29polysaccharidesnatural polymerssourcescharacteristics and propertiesbiodegradable films
spellingShingle Elsa Díaz-Montes
Polysaccharides: Sources, Characteristics, Properties, and Their Application in Biodegradable Films
Polysaccharides
polysaccharides
natural polymers
sources
characteristics and properties
biodegradable films
title Polysaccharides: Sources, Characteristics, Properties, and Their Application in Biodegradable Films
title_full Polysaccharides: Sources, Characteristics, Properties, and Their Application in Biodegradable Films
title_fullStr Polysaccharides: Sources, Characteristics, Properties, and Their Application in Biodegradable Films
title_full_unstemmed Polysaccharides: Sources, Characteristics, Properties, and Their Application in Biodegradable Films
title_short Polysaccharides: Sources, Characteristics, Properties, and Their Application in Biodegradable Films
title_sort polysaccharides sources characteristics properties and their application in biodegradable films
topic polysaccharides
natural polymers
sources
characteristics and properties
biodegradable films
url https://www.mdpi.com/2673-4176/3/3/29
work_keys_str_mv AT elsadiazmontes polysaccharidessourcescharacteristicspropertiesandtheirapplicationinbiodegradablefilms