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61,005 resultsShowing papers similar to Reed Fiber as a Sustainable Filler for Tuning the Biodegradability of Polylactic acid Composites
ClearEnhanced Biodegradation Rate of Poly(butylene adipate-co-terephthalate) Composites Using Reed Fiber
Researchers blended reed plant fibers with a biodegradable plastic called PBAT to create a composite material that breaks down faster in the environment. They tested the composite with four different enzymes and found that adding reed fiber significantly accelerated degradation rates. The study suggests that incorporating natural plant fibers into biodegradable plastics could help reduce the persistence of plastic waste.
Degradation Characteristics of Reed-Based PBAT Mulch and Their Effects on Plant Growth and Soil Properties
Researchers prepared PBAT and PBAT/reed fibre composite mulch films and characterised their degradation behaviour and effects on soil properties and soybean growth. The PBAT/reed fibre film achieved 90.43% biodegradation in 91 days under composting conditions and 89% under field conditions, but incorporation of 5% PBAT/RF fragments into soil reduced pH by 5.1%, decreased sucrase and catalase activities, and reduced soybean leaf chlorophyll content by 7.2%, indicating growth inhibition despite the composite's faster biodegradation rate.
Aging Process of Biocomposites with the PLA Matrix Modified with Different Types of Cellulose
Researchers prepared polylactic acid composites with three different cellulose-based fillers and studied how they age under UV light exposure. The study found that the type of cellulose additive plays a crucial role in how well the material resists UV degradation, with some forms improving both mechanical properties and degradation timing. These findings support the potential of biodegradable polymer composites as alternatives to conventional plastics that generate persistent microplastic waste.
Mechanical properties of fibre/ filler based poly(Lactic Acid) (Pla) composites : A brief review
This review examines the mechanical properties of polylactic acid (PLA)-based composites reinforced with natural fibers and fillers, presenting PLA as a biodegradable alternative to conventional plastics in applications ranging from agriculture to biomedical devices. Improving the strength and durability of bio-based plastics is essential for replacing petroleum-based materials that generate persistent microplastic pollution.
Strengthening effect of pea dietary fiber on mechanical properties and degradability of polylactic acid
Researchers incorporated pea dietary fiber into polylactic acid (PLA) plastic to improve its mechanical strength and degradability. Strengthening biodegradable plastics without adding conventional plastic additives is important for developing truly compostable alternatives that don't generate persistent microplastic fragments.
High-performance biodegradable poly(lactic acid) composites with xylan and lignin copolymer
Researchers developed high-performance biodegradable poly(lactic acid) composites by incorporating xylan and lignin derived from lignocellulosic biomass, improving PLA mechanical properties and addressing its brittleness limitations while maintaining biodegradability as a sustainable alternative to conventional plastics.
Stability and Composting Behaviour of PLA–Starch Laminates Containing Active Extracts and Cellulose Fibres from Rice Straw
Researchers evaluated the stability and composting behavior of biodegradable laminates made from poly(lactic acid) and starch, with and without active plant extracts and cellulose fibers from rice straw. They found that starch layers became stiffer over time due to retrogradation, while PLA layers remained relatively stable during storage. The study suggests these bio-based laminates can serve as compostable alternatives to conventional plastic packaging.
Influence of the microstructure in the biodegradability process of eco‐friendly materials based on polylactic acid and mango seed for food packaging to minimize microplastic generation
Researchers developed biocomposite food packaging materials by loading mango seed components (kernel and integument) into a polylactic acid (PLA) matrix via casting, characterizing the resulting materials for mechanical, thermal, and biodegradation properties. They found that the mango-PLA composites showed improved performance characteristics and biodegradability potential compared to pure PLA, with implications for reducing microplastic generation from food packaging disposal.
Impact of microcrystalline cellulose extracted from walnut and apricots shells on the biodegradability of Poly (lactic acid)
Researchers extracted microcrystalline cellulose from walnut and apricot shells using alkaline treatments combined with hydrogen peroxide bleaching, then prepared composite films with poly(lactic acid) (PLA) at varying ratios and characterized them via FTIR, tensile testing, TGA, DSC, and SEM. The results demonstrated that incorporation of these agricultural waste-derived celluloses modified the biodegradability and thermomechanical properties of PLA composites.
Investigations on Thermomechanical and Biodegradable Properties of Alkaline Hydrolysis Isolated Nano Hydroxyapatite Reinforced Polylactic Acid Composite Blown Films for sustainable Packaging
Researchers extracted nano-hydroxyapatite (n-HAp) from pink perch fish scales via alkaline hydrolysis and incorporated it at 0.25-1 wt.% into polylactic acid (PLA) blown films to develop sustainable packaging composites. Characterization via XRD, FTIR, Raman, TGA, SEM, and TEM showed that n-HAp improved the thermal, mechanical, and biodegradable properties of the PLA matrix.
Acceleration of Biodegradation Using Polymer Blends and Composites
This review examines how blending biodegradable polymers with other materials can tune both physical properties and biodegradation rates, noting that many biodegradable plastics degrade far more slowly than claimed. The authors stress that biodegradation claims require rigorous validation under realistic environmental conditions.
Bioabsorbable Characteristics of Poly (Lactic Acid) (PLA) for a Fundamental Solution to the Problem of Microplastics Tea Bag SOILON® Made from PLA Fibers
This review examines the biodegradation characteristics of polylactic acid (PLA) materials, discussing the enzymatic and environmental conditions needed for effective breakdown and evaluating PLA's potential as a genuinely biodegradable alternative to conventional petroleum-based plastics.
Chemical-Physical Characterization of Bio-Based Biodegradable Plastics in View of Identifying Suitable Recycling/Recovery Strategies and Numerical Modeling of PLA Pyrolysis
Researchers characterized several bio-based and biodegradable polymer alternatives to conventional plastics using chemical-physical methods, assessing their suitability for industrial composting and identifying challenges in managing these bioplastics in the existing waste stream.
Enzymatic Self-Biodegradation of Poly(l-lactic acid) Films by Embedded Heat-Treated and Immobilized Proteinase K
Polylactic acid plastic films containing embedded enzyme proteinase K successfully biodegraded from the inside out, losing 78% of their weight in four days. Immobilizing the enzyme improved its heat stability during manufacturing, offering a new concept for self-biodegrading plastics that could reduce microplastic accumulation in the environment.
Evaluation of Fully Biodegradable PLA/PHB Blend Filled with Microcrystalline Celluloses
Researchers developed biodegradable biocomposites from PLA/PHB polymer blends reinforced with microcrystalline cellulose, finding that adding up to 4 wt% cellulose improved material properties, while higher loadings at 7 wt% reduced crystallinity and thermal stability due to filler aggregation.
3D-printed polylactic acid biopolymer and textile fibers: comparing the degradation process
3D-printed polylactic acid (PLA) objects and PLA textile fibers were compared in their degradation behavior under composting and environmental conditions. Both materials degraded over time but at different rates depending on their physical form and surface area. The study provides insights into how PLA-based products break down and whether they produce persistent microplastic residues.
Sustainable Biodegradable Biocomposites Reinforced With Natural Fibers: A Review on Processing, Properties, and Degradation
As concern grows about plastic waste and microplastic pollution from synthetic polymers, this review examines biodegradable biocomposites reinforced with natural plant fibers as a more sustainable alternative. The authors find that these materials can match or exceed the mechanical performance of conventional plastics while actually degrading in the environment — but note a critical gap: lab biodegradation tests often do not reflect real-world conditions, creating uncertainty about how quickly these materials actually break down. Better standardized testing and lifecycle analysis are needed to confirm whether natural fiber biocomposites can genuinely replace conventional plastics at industrial scale.
3D-Printed Polylactic Acid/Lignin Films with Great Mechanical Properties and Tunable Functionalities towards Superior UV-Shielding, Haze, and Antioxidant Properties
Researchers incorporated lignin into polylactic acid (PLA) to create 3D-printable composite filaments, finding that lignin addition improved mechanical properties and enabled tunable functionalities in the resulting films, expanding options for sustainable additive manufacturing materials.
Enzymatic Degradation and Pilot-Scale Composting of Cellulose-Based Films with Different Chemical Structures
Researchers investigated the enzymatic degradability and pilot-scale composting of 14 cellulose-based materials including regenerated cellulose, cellulose acetate, methyl cellulose, and cellophane, finding that hydrolysis rate decreased exponentially as the degree of chemical substitution increased. The study establishes structure-biodegradability relationships to guide development of cellulose-based plastic alternatives that balance mechanical strength with natural biodegradability.
Decomposition Behavior of Stereocomplex PLA Melt-Blown Fine Fiber Mats in Water and in Compost
Researchers examined the decomposition behavior of stereocomplex polylactic acid (PLA) melt-blown fine fiber mats when exposed to both water and compost environments to assess their biodegradability. The study characterized how the stereocomplex PLA structure influences degradation rates and mechanisms under aquatic versus composting conditions, relevant to understanding the environmental fate of this biodegradable polymer in different disposal pathways.
Functionalization of slow-release fertilizers and “passive predation microplastics” mechanism for polylactic acid composites
Researchers developed a biodegradable fertilizer film made from polylactic acid (PLA) and modified lignin that can slowly release nutrients while breaking down naturally in soil, offering an alternative to conventional plastic mulch. The study also explored how plants absorb tiny fragments of bio-based plastics, which is important for understanding whether even biodegradable alternatives still pose risks to food safety.
Evaluation of Functional and Degradation Properties of Enzyme‐Embedded PLA Films: A Multi‐Analytical Approach and Evaluation of Microplastics Post‐Degradation
This study developed polylactic acid (PLA) films embedded with enzymes designed to help the material degrade more quickly, and then characterized what happens to the plastic during and after degradation — including what kind of microplastic residues are left behind. While enzyme addition accelerated surface breakdown and increased porosity, it also slightly reduced the film's mechanical and thermal strength. Critically, investigating the microplastic byproducts of degradable plastics is important for ensuring that "eco-friendly" materials do not simply create a new wave of micro- and nanoplastic pollution.
Assessment and Optimization of Thermal Stability and Water Absorption of Loading Snail Shell Nanoparticles and Sugarcane Bagasse Cellulose Fibers on Polylactic Acid Bioplastic Films
This study optimized bioplastic films made from polylactic acid combined with sugarcane bagasse cellulose fibers and snail shell nanoparticles, finding that specific combinations significantly improved thermal stability and reduced water absorption compared to plain PLA films.
Production of Biodegradable Polymeric Composites with the Addition of Waste
Researchers produced biodegradable polymer composites using glycerol, starch, and macauba epicarp fiber at varying loadings (10-30%), evaluating mechanical properties, water solubility, and biodegradability. Using agricultural waste fiber as reinforcement in biopolymer composites offers a more sustainable approach to reducing petroleum-based plastic use.