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Papers
61,005 resultsShowing papers similar to Biodegradable Composite Film of Brewers’ Spent Grain and Poly(Vinyl Alcohol)
ClearGrain and beer production by-products (wheat bran, grain production residues and Saccharomyces cerevisiae) application in compostable packaging material. The impact on physical-mechanical and barrier properties
This study developed compostable paper packaging coated with bio-based barrier materials made from grain and brewery by-products, as an alternative to conventional petroleum-based polymer coatings that make paper packaging non-recyclable. The bio-coated paper maintained food protection properties while remaining compatible with biological waste treatment.
Biodegradable materials based on poly(vinyl alcohol) (PVA) and poly (lactic acid) (PLA) with antioxidant and antimicrobial activity for food packaging applications
Researchers developed biodegradable food packaging films by combining poly(vinyl alcohol) and polylactic acid with natural antioxidants and antimicrobials. The resulting films extended food shelf life and degraded in the environment unlike conventional plastic packaging. Replacing petroleum-based plastic food packaging with biodegradable alternatives could significantly reduce microplastic contamination from packaging waste.
Biodegradability of Polyvinyl Alcohol Based Film Used for Liquid Detergent Capsules
Researchers confirmed the biodegradability of polyvinyl alcohol film used in liquid detergent capsules through ready biodegradation screening tests, addressing concerns that these water-soluble capsule films might contribute to environmental microplastic accumulation.
Valorization of Agricultural Waste Lignocellulosic Fibers for Poly(3-Hydroxybutyrate-Co-Valerate)-Based Composites in Short Shelf-Life Applications
This paper is not about microplastics; it develops biodegradable PHBV composite films reinforced with agricultural lignocellulosic fibers (almond shell and rice husk) as a sustainable packaging alternative to conventional plastics.
Plásticos biodegradables, una alternativa a los empaques alimentarios actuales
This Spanish-language review examines biodegradable polymers as alternatives to conventional plastic food packaging, covering materials like starch, cellulose, gelatin, chitosan, polylactic acid (PLA), and polyvinyl alcohol. It describes the mechanical and functional properties of packaging films made from each material and discusses their suitability for different food applications. The paper is directly relevant to reducing plastic packaging waste and the downstream microplastic pollution it generates.
Cellulose nanofibrils and silver nanoparticles enhances the mechanical and antimicrobial properties of polyvinyl alcohol nanocomposite film
Researchers developed a biodegradable polyvinyl alcohol nanocomposite film reinforced with sugarcane bagasse cellulose nanofibrils and silver nanoparticles, finding that the combination significantly improved mechanical strength and antimicrobial properties, offering a sustainable alternative to conventional plastic food packaging.
Nano‐fillers Embedded Green Polyvinyl Alcohol/Starch Mixed Matrix Polymeric Thin Film to Enhance the Freshness of Vegetables
Researchers developed biodegradable food packaging films made from polyvinyl alcohol and starch — reinforced with titanium dioxide and graphitic carbon nitride nanoparticles — as a sustainable alternative to conventional petroleum-based plastic packaging. The resulting films showed improved water vapor barrier properties and were designed to slow food spoilage, with the explicit motivation of reducing the microplastic pollution caused by single-use synthetic plastics. While primarily a materials science study, it is relevant to microplastics as part of the effort to replace plastic packaging with safer alternatives.
Ionic liquid assisted gel casting of cellulose BSG protein mixtures for packaging films
Scientists created a new type of plastic film using leftover grain from beer brewing and plant fibers, which could replace some petroleum-based packaging materials. The bio-based films are as strong as commercial packaging and block 96% of harmful UV rays, but they're not waterproof like traditional plastic wrap. This research offers a promising step toward reducing our reliance on conventional plastics, though more work is needed to make these materials water-resistant enough for widespread food packaging use.
Recent Advances in Polyvinyl Alcohol–Based Biodegradable Packaging: Preparation, Modification, and Applications in Food Packaging
This review examines polyvinyl alcohol (PVA) as a promising biodegradable alternative to conventional plastic food packaging, summarizing recent advances in how PVA films are prepared and modified to improve their performance. Researchers highlight methods for making PVA more water-resistant and better at blocking gases, which are key challenges for food packaging applications. The findings suggest that PVA-based materials could help reduce microplastic contamination from traditional plastic packaging.
Investigation of physical properties of microalgae‐pectin‐based bio‐composite with addition of pine needle for environmental application
This paper is not directly about microplastics — it investigates the physical properties of a bio-composite material made from microalgae, pectin, and pine needles as a potential alternative to petroleum-based plastics, without studying microplastic pollution or environmental impacts.
A Study of Plant-Filled Polymer Composites Based on Highly Plasticized Polyvinyl Chloride
Not relevant to microplastics — this is a polymer materials study developing plant-filled PVC composites (using spruce flour, birch flour, and rice husk as fillers) to improve the ecological profile of PVC products, with testing of mechanical and thermal properties.
Revalorization of Yerba Mate Residues: Biopolymers-Based Films of Dual Wettability as Potential Mulching Materials
This is not about microplastics — it is a materials science study developing biodegradable mulching films from Yerba Mate agricultural residues, cellulose nanofibers, chitosan, and polylactic acid, aimed at replacing conventional plastic mulch films with a compostable alternative.
Kaolin–Polyvinyl Alcohol–Potato Starch Composite Films for Environmentally Friendly Packaging: Optimization and Characterization
Researchers developed biodegradable composite films using kaolin, polyvinyl alcohol, and potato starch as an environmentally friendly alternative to conventional plastic packaging. The study optimized the film composition using statistical modeling and found that the resulting films demonstrated improved mechanical properties, reduced water absorption, and good biodegradability, suggesting potential for sustainable packaging applications.
Development and Characterization of Bio-Based Composite Films for Food Packing Applications Using Boiled Rice Water and Pistacia vera Shells
Not a microplastics paper — this study develops and tests biodegradable food packaging films made from boiled rice water and pistachio shell powder as a sustainable alternative to conventional plastic packaging.
Preparation of Film Based on Polyvinyl Alcohol Modified by Alkaline Starch and Lignin Fiber
Researchers prepared a polyvinyl alcohol film modified with alkaline starch and lignin fiber (SPL film) from agricultural and forest waste sources through polycondensation under acidic conditions, characterizing the resulting material by SEM, FTIR, ESI-MS, and mechanical testing. The SPL film showed smooth surface morphology with good compatibility between the lignin fiber and the starch-PVA hybrid matrix.
Bio-Based Materials for Packaging
This review evaluates bio-based materials as sustainable alternatives for plastic packaging, examining the environmental performance, mechanical properties, and commercial viability of biopolymers in addressing the global plastic pollution crisis.
Development of Eco-Friendly Silane-Treated Rice Flour/PBS Biocomposites with ENR-50 as a Compatibilizer: A Study on Phase Morphology, Properties and Biodegradation
Despite its title referencing biodegradable packaging, this paper studies the material properties of biocomposite films made from polybutylene succinate (PBS) and rice flour for use as food packaging — not microplastic pollution or health impacts. It examines how different filler amounts and compatibilizers affect mechanical and biodegradation properties and is only indirectly relevant to microplastics as an effort to replace conventional plastic packaging.
Development of functional bacterial cellulose composites from Kombucha waste for biodegradable food packaging
Researchers produced bacterial cellulose composite films from kombucha production waste, modifying them with antimicrobial and structural agents to create biodegradable food packaging. The composites showed adequate mechanical and barrier properties, offering a sustainable alternative to petrochemical packaging that avoids microplastic generation during degradation.
Enhancing the Biodegradability, Water Solubility, and Thermal Properties of Polyvinyl Alcohol through Natural Polymer Blending: An Approach toward Sustainable Polymer Applications
Researchers blended synthetic polyvinyl alcohol with natural polymers like corn starch and cellulose derivatives to create more environmentally friendly plastic alternatives. Adding corn starch doubled the rate of biodegradation in soil, while cellulose blending boosted both water solubility and biodegradation from 10% to 100%. The study offers a practical approach to making existing plastics break down faster, potentially reducing long-term microplastic pollution.
Agro-Food Waste Valorization for Sustainable Bio-Based Packaging
This review examines how waste from food processing can be repurposed into biodegradable packaging materials as an alternative to conventional plastics. Researchers have developed films and coatings from fruit peels, grain husks, and other agricultural byproducts, though most solutions remain at the laboratory stage. Replacing traditional plastic packaging with these bio-based alternatives could help reduce the generation of microplastics that contaminate food and water supplies.
Study of structure and properties of biodegradable composite films based on thermoplastic starch
Researchers studied the structure and properties of biodegradable thermoplastic starch composites as potential replacements for conventional polyethylene plastics. Using starch — a natural, renewable polymer — as a filler in plastic films could reduce microplastic pollution by enabling faster environmental breakdown.
Advancements in the biopolymer films for food packaging applications: a short review
This review covers advances in biodegradable biopolymer films being developed to replace conventional plastic food packaging, which breaks down into microplastics that contaminate soil and water. While these plant-based alternatives show promise for reducing microplastic pollution, they still need improvements in strength and durability before they can compete with conventional plastics at commercial scale.
Development of Biodegradable Films from Carrot, Guava, and Banana Peel Fibers for Environmental Packaging Applications
Despite its classification in this database, this study develops biodegradable packaging films from fruit and vegetable fibers rather than investigating microplastic pollution directly. Films made from 60% guava fiber with 1.8% alginate showed the best mechanical properties and highest soil degradation rate, offering a potential alternative to conventional plastic packaging.
A review of biodegradable thermoplastic starches, their blends and composites: recent developments and opportunities for single-use plastic packaging alternatives
This review analyzed how different plasticizers, compatibilizers, and essential oils affect biodegradable thermoplastic starch blends and composites. The study suggests these materials offer promising alternatives to single-use plastic packaging, highlighting recent developments in improving their mechanical and barrier properties.