We can't find the internet
Attempting to reconnect
Something went wrong!
Hang in there while we get back on track
Papers
61,005 resultsShowing papers similar to Biodegradability Study of Modified Chitosan Films with Cinnamic Acid and Ellagic Acid in Soil
ClearBiodegradable Chitosan-Based Films as an Alternative to Plastic Packaging
Researchers tested the biodegradability of chitosan-based films enhanced with metal oxides and graphene as potential replacements for conventional plastic packaging. When buried in soil, the films showed significant weight loss and structural breakdown within weeks, confirming they can decompose naturally. The study suggests that these bio-based materials, which also have antimicrobial properties, could offer a practical and environmentally friendly alternative to petroleum-based food packaging.
Exploring the Role of Chitosan in Fabricating Biodegradable Films for Functional Food Packaging: A Review
This review examines the use of chitosan — a biopolymer derived from crustacean shells — in fabricating biodegradable food packaging films, evaluating its mechanical, antimicrobial, and barrier properties as a sustainable alternative to conventional plastics.
Effect of Nano-Silica and Sorbitol on the Properties of Chitosan-Based Composite Films
Chitosan composite films incorporating nano-silica and sorbitol were prepared and characterized, finding that the additives improved film flexibility and mechanical properties while maintaining biodegradability, with potential applications in food packaging.
Chitosan with Natural Additives as a Potential Food Packaging
Researchers reviewed the potential of chitosan, a natural polymer derived from chitin, as a sustainable alternative to conventional plastic food packaging. Chitosan-based materials combined with natural additives show promising antimicrobial and biocompatible properties while being biodegradable. The study suggests these materials could help reduce plastic packaging waste and the associated microplastic pollution from food industry sources.
Antimicrobial Effect of Chitosan Films on Food Spoilage Bacteria
Researchers evaluated the antibacterial activity of chitosan films combined with metal oxides and graphene oxide derivatives against Campylobacter jejuni and Listeria monocytogenes. The results support chitosan-based composite films as promising biodegradable alternatives to synthetic plastic food packaging with inherent antimicrobial properties.
Two Fascinating Polysaccharides: Chitosan and Starch. Some Prominent Characterizations for Applying as Eco-Friendly Food Packaging and Pollutant Remover in Aqueous Medium. Progress in Recent Years: A Review
This review examines the properties of chitosan and starch—two biodegradable natural polymers—and their potential as eco-friendly replacements for petroleum-based plastic packaging. The authors summarize recent progress in improving these materials' strength, water resistance, and pollutant removal capabilities.
An Antibacterial and Antioxidant Food Packaging Film Based on Amphiphilic Polypeptides‐Resveratrol‐Chitosan
Researchers developed a biodegradable food packaging film made from natural materials including chitosan and resveratrol that kills bacteria and prevents food spoilage. Unlike conventional plastic packaging that breaks down into microplastics, this film is made entirely from biological materials and poses no microplastic contamination risk. This type of eco-friendly alternative could help reduce the microplastics that enter the food supply through traditional plastic packaging.
Effect of nanofibrillated cellulose on alginate and chitosan film properties as potential barrier coatings for paper food packaging
Researchers tested nanofibrillated cellulose as an additive for chitosan and alginate biopolymer films intended for food packaging applications. The study found that adding oxidized nanofibrillated cellulose improved the mechanical and barrier properties of the films, suggesting these biodegradable composites could serve as alternatives to conventional plastic packaging coatings.
Chitosan-Based Films Blended with Tannic Acid and Moringa Oleifera for Application in Food Packaging: The Preservation of Strawberries (Fragaria ananassa)
Researchers developed biodegradable food packaging films made from chitosan blended with tannic acid and moringa seed powder, and tested them for strawberry preservation. They found that the bio-based films extended strawberry shelf life while providing antimicrobial properties, offering a potential alternative to conventional plastic packaging. The study suggests that natural polymer-based packaging materials could help reduce plastic waste in the food industry.
Chitosan as a sustainable alternative for fresh food packaging: Structural insights, modification strategies, and innovations for commercial viability
Researchers reviewed how chitosan — a natural biopolymer derived from crustacean shells — can serve as a biodegradable alternative to single-use plastic food packaging, detailing chemical modification strategies, nanocomposite reinforcement approaches, and recent advances in antimicrobial and antioxidant performance that improve its commercial viability.
Crosslinked Chitosan Films Supplemented with Randia sp. Fruit Extract
Researchers developed chitosan films crosslinked with itaconic acid and supplemented with Randia capitata fruit extract, characterizing their mechanical and antimicrobial properties as a potential biodegradable healthcare material.
Biomimetic Design of Biodegradable Polymer Films for Sustainable Food Packaging: Integrating Indigenous Material Wisdom with Modern Chemistry
This paper is not primarily about microplastic pollution; it describes the development of biodegradable food packaging films from biopolymers like chitosan and alginate as a sustainable alternative to petroleum-based plastics, with the goal of preventing microplastic generation at the source rather than studying existing contamination.
Agar-Agar and Chitosan as Precursors in the Synthesis of Functional Film for Foods: A Review
This paper is not about microplastics; it reviews the use of agar-agar and chitosan biopolymers to develop sustainable natural packaging films for the food industry.
Development and characterization of active gelatin-chitosan packaging incorporated with guava leaf extract for extending meat shelf life
Researchers developed active food packaging films made from gelatin and chitosan incorporating natural antimicrobial agents, evaluating their barrier properties, mechanical strength, and ability to extend food shelf life. The bio-based packaging showed effective antimicrobial activity and reduced food spoilage compared to untreated films.
A review of advancements in chitosan-essential oil composite films: Better and sustainable food preservation with biodegradable packaging
This review covers how films made from chitosan (a natural material from shellfish) combined with essential oils are being developed as biodegradable food packaging to replace conventional plastics. By reducing reliance on plastic packaging, these alternatives could help decrease the amount of microplastics that migrate into food and are ultimately consumed by people.
Advancements in Chitosan–Anthocyanin Composite Films: Sustainable Food Preservation with Biodegradable Packaging
This review covers recent progress in developing biodegradable food packaging made from chitosan (derived from shellfish) combined with anthocyanins (plant pigments), which can preserve food freshness while avoiding the microplastic contamination associated with traditional plastic packaging. These films have antibacterial and antioxidant properties and can even change color to indicate food spoilage, offering a promising alternative to single-use plastics.
Sustainable biomaterials based on cellulose, chitin and chitosan composites - A review
Researchers reviewed advances in making sustainable composite materials from cellulose, chitin, and chitosan — abundant natural polymers found in plants and shellfish — as biodegradable alternatives to synthetic plastics that contribute to microplastic pollution. The review covers how these biopolymers can be dissolved and combined into fibers, films, and gels for a wide range of environmentally friendly applications.
Functional Nanocellulose, Alginate and Chitosan Nanocomposites Designed as Active Film Packaging Materials
Researchers formulated and characterized 25 nanocellulose-based composite films using cellulose nanocrystals, nanofibrils, and bacterial nanocellulose combined with chitosan and alginate, finding that combinations with chitosan generally provided the best mechanical and barrier properties for potential food packaging use.
Tuning the Properties of Xylan/Chitosan-Based Films by Temperature and Citric Acid Crosslinking Agent
This paper is not about microplastics in an environmental or health context; it describes the development of xylan-chitosan bioplastic films crosslinked with citric acid as a petroleum-free alternative packaging material, focused on material properties rather than pollution or exposure.
Biodegradable Packaging Materials for Foods Preservation: Sources, Advantages, Limitations, and Future Perspectives
This review examines biodegradable packaging materials derived from natural sources as alternatives to conventional petroleum-based plastics for food preservation. Researchers found that materials made from polysaccharides, proteins, and lipids can effectively extend food shelf life while being more environmentally friendly. The study acknowledges that cost and performance limitations remain, but highlights recent advances in combining these natural materials with antimicrobial and antioxidant agents to improve their practical viability.
PLA-Chitosan Composites as Sustainable Alternatives for Menstrual Pads
Researchers developed biodegradable PLA-chitosan composite films as an environmentally friendly alternative to polyethylene in menstrual pads, demonstrating that the composite maintained absorbency and mechanical integrity while offering antimicrobial properties and full biodegradability.
Material and Environmental Properties of Natural Polymers and Their Composites for Packaging Applications—A Review
This review assessed the material and environmental properties of natural polymers including cellulose, starch, chitosan, and protein for food packaging applications, comparing their performance to conventional plastics. The authors found that natural polymer composites can approach the tensile strength and water vapor barrier properties needed for packaging while offering significant environmental benefits at end of life.
Overlooked role of aged cationic natural organic matter in aquatic microplastics aggregation-sedimentation
Aged cationic chitosan (a natural biopolymer) was found to drive aggregation and sedimentation of both conventional polystyrene and biodegradable PMMA microplastics more effectively than other forms of organic matter, revealing a previously overlooked mechanism for microplastic removal in natural waters.
Recent trends in the application of films and coatings based on starch, cellulose, chitin, chitosan, xanthan, gellan, pullulan, Arabic gum, alginate, pectin, and carrageenan in food packaging
This review covers the latest advances in using natural polysaccharides like starch, chitosan, and cellulose to create biodegradable food packaging as an alternative to petroleum-based plastics. Replacing conventional plastic packaging with these biopolymer-based materials could help reduce the generation of microplastics that contaminate food and ultimately enter the human body.