ISSN : 2663-2187

SYNTHESIS OF NOVEL BIOPOLYMER BASED SUSTAINABLE COMPOSITE FOR FOOD PACKAGING MATERIAL AND IT’S APPLICATIONS

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Dr. J. Johncy Caroline, Abinaya. A
» doi: 10.48047/AFJBS.6.8.2024.3186-3196

Abstract

Food packaging has a vital role in protecting foodstuffs from extrinsic factors such as oxidation, heat and light . In today’s circumstance synthetic polymers are widely used, which causes environmental and chemical pollution.A bio-degradable and eco-friendly plastic have been synthesized in this study which is used for food wrapping. Active antioxidant film was fabricated by using polyvinyl alcohol (PVA) and Chitosan and incorporated withcitric acid. The microstructure and physical properties of prepared films were examined by the FT-IR analysis , SEM analysis ,Film thickness , Contact Angle measurement and Antimicrobial activity .The resultshows that addition of citric acid to PVA improved the elongation break and water vapor permeability increased with the addition of citric acid. In addition to citric acid in films, the antioxidant activity properties of the films were enhanced by up to 80%. Further, increasing the amount of citric acid slightly affected the color of the active films. The thermal properties of the films were enhanced with the addition of citric acid and chitosan. The dispersion of chitosan in the PVA matrix was affected by an increase in citric acid concentration in the PVA matrix. The resultssuggest that PVA-chitosan film containing citric can be utilized as a novel antioxidant packaging material in the food processing industry.

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