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Papers
20 resultsShowing papers similar to Biodegradable Composites Based on Fossil Types of Raw Materials. Part Ii: the Process of Biodegradation (review)
ClearAcceleration 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.
Polymer Biodegradability 2.0: A Holistic View on Polymer Biodegradation in Natural and Engineered Environments
Researchers reviewed the science of biodegradable plastics, examining how material properties and environmental conditions — such as temperature, moisture, and microbial activity — determine how quickly and completely a polymer breaks down. The chapter provides guidance for developing, testing, and regulating biodegradable alternatives to conventional plastics that persist in the environment.
Review on the Biological Degradation of Polymers in Various Environments
This review provides an overview of how biodegradable plastics degrade under different environmental conditions including soil, freshwater, marine, and composting environments. It finds that biodegradability is a material property strongly dependent on environmental conditions, and that many so-called biodegradable plastics degrade far more slowly in nature than in controlled test conditions.
Recent Preparations and Innovations in the Biodegradable Bioplastics and Biocomposites (A Review)
This review covered recent advances in biodegradable bioplastics and biocomposites as alternatives to petroleum-based plastics, including their preparation methods, properties, and environmental performance. The authors noted that while bioplastics reduce reliance on fossil fuels and potentially decrease microplastic persistence, production costs and performance limitations remain barriers.
Biodegradable plastics in the marine environment: a potential source of risk?
This review examines whether biodegradable plastics offer a genuine solution to marine plastic pollution, finding that their environmental behavior depends heavily on specific conditions and that they may still pose risks in marine environments where decomposition is slow.
Environmental Degradation of Plastic Composites with Natural Fillers—A Review
Researchers examined the environmental degradation of polymer composites containing natural fillers, finding that exposure to outdoor conditions accelerates biodegradation of natural components and alters the mechanical properties of the composite material. The degradation process can generate microplastic fragments as the matrix breaks down.
Application of biodegradable plastic and their environmental impacts: A revie
This review examines the environmental impacts of conventional petroleum-based plastics and evaluates biodegradable alternatives made from plant-based and other organic materials. Researchers found that while bioplastics show promise for reducing long-term pollution, their degradation rates vary significantly depending on environmental conditions. The study emphasizes that switching to biodegradable plastics alone is not enough without proper waste management infrastructure.
Biodegradation of Different Types of Bioplastics through Composting—A Recent Trend in Green Recycling
This review examines the biodegradation of various bioplastics through composting and other environments. Researchers found that while bioplastics offer a promising sustainable alternative to petroleum-based plastics, their degradation rates are highly dependent on environmental conditions, and concerns remain about their leakage into the environment and long degradation timeframes during waste management.
The degradation of single-use plastics and commercially viable bioplastics in the environment: A review
Researchers reviewed how conventional single-use plastics degrade over decades in natural environments versus how bioplastics biodegrade, finding that while alternatives like PBS and PHA show genuine biodegradation potential, most require specific industrial composting conditions that are rarely available in practice.
Sustainable struggling: decoding microplastic released from bioplastics—a critical review
This critical review examines biodegradable plastics as an alternative to conventional plastics, finding that many do not fully degrade under real-world conditions and can fragment into microplastics more rapidly than their conventional counterparts.
The Biodegradation of Plastic by Microorganisms
This review examines how the chemical composition of plastics influences their susceptibility to biodegradation by microorganisms, discussing the diverse biophysical-chemical properties of synthetic polymers that affect microbial degradation rates across different environmental contexts.
Bioplastics and the environment: Solution or Green Illusion?
This review critically evaluates whether bioplastics are genuinely environmentally friendly alternatives to conventional plastics, finding that many bioplastics degrade incompletely under real-world conditions, form persistent microplastic fragments, and may pose ecological risks comparable to conventional plastics.
A Review of Nonbiodegradable and Biodegradable Composites for Food Packaging Application
This review compares nonbiodegradable and biodegradable composite materials for food packaging, examining mechanical properties, barrier performance, and end-of-life degradation behavior. The authors identify biodegradable composites as technically feasible alternatives to conventional plastic packaging but highlight cost and processing challenges that currently limit their widespread commercial adoption.
Comparing environmental fate and ecotoxicity of conventional and biodegradable plastics: A critical review
This review compares biodegradable and conventional plastics and finds that biodegradable plastics do not always fully break down under natural conditions -- instead they often fragment into microplastics and release chemical additives, similar to conventional plastics. Both types can absorb pollutants from the environment and cause toxic effects in living organisms, challenging the assumption that biodegradable plastics are a safe alternative.
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.
A review on biodegradable polymer: Shortcomings, developments, and future direction
This review examines the current market share, classifications, and shortcomings of biodegradable polymer materials, synthesizing developments in this field and identifying future directions for reducing environmental pollution caused by conventional non-degradable polymer composites.
Three-Dimensional Printing of Multifunctional Composites: Fabrication, Applications, and Biodegradability Assessment
This paper is not about microplastics; it is a materials science review of polymer composites used in 3D printing, examining additive types, biodegradation pathways, and the environmental safety of biodegradable biocomposites.
Designing biodegradable alternatives to commodity polymers
This review examined the challenges and strategies for designing biodegradable alternatives to commodity polymers, acknowledging that while replacement is necessary, sustainable alternatives must match the performance and economics of conventional plastics.
Biodegradation of typical plastics and its mechanisms
This review summarizes the mechanisms by which common plastic types are broken down by bacteria, fungi, and other microorganisms in the environment. Despite their chemical stability, many plastics can be degraded — though slowly — with the pace depending on environmental conditions and plastic type. The paper provides a foundation for developing faster biodegradation strategies to reduce plastic pollution.
Bridging Three Gaps in Biodegradable Plastics: Misconceptions and Truths About Biodegradation
This review addresses common misconceptions about biodegradable plastics, clarifying that degradation depends heavily on specific environmental conditions and that most biodegradable plastics do not fully break down in typical marine or soil environments.