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Papers
61,005 resultsShowing papers similar to Biomass- and Carbon Dioxide-Derived Polyurethane Networks for Thermal Interface Material Applications
ClearAdaptable Polyurethane Networks Containing Tertiary Amines as Intrinsic Bond Exchange Catalyst
Not relevant to microplastics — this is a polymer chemistry study developing recyclable polyurethane vitrimer materials that incorporate an intrinsic catalyst for bond exchange, improving their thermomechanical properties and recyclability.
Can Polyhydroxyurethane-Derived Covalent Adaptable Networks Provide Environmental Benefits in Composite Applications?
Despite its title referencing sustainable composites and covalent adaptable networks, this paper studies the environmental life cycle assessment of advanced thermoset polymer composites using bio-derived materials — not microplastic pollution. It evaluates carbon footprints and recycling pathways for epoxy and polyhydroxyurethane composite materials and is not directly relevant to microplastic contamination or human health.
High-Performance Castor Oil-Based Polyurethane Composites Reinforced by Birch Wood Fibers
Not relevant to microplastics — this paper reports the development of bio-based polyurethane coatings reinforced with birch wood fibers, a materials science study focused on sustainable construction coatings.
Carbon Capture Utilization for Bio-Based Building Insulation Foams
This study explored using carbon dioxide captured from the atmosphere to make bio-based insulation foams as a greener alternative to petroleum-based building materials. Replacing fossil-fuel-derived plastics with biodegradable alternatives could reduce the long-term accumulation of microplastic pollution.
Nanostructured lignin carriers for efficient flame retardant delivery in natural rubber composites
Not relevant to microplastics — this paper describes using bio-based lignin nanocontainers to deliver a flame retardant in natural rubber composites, improving fire resistance and mechanical properties; it does not address microplastic pollution, environmental contamination, or health effects.
Carbon materials derived from single-use plastics (SUPs) and their applications in pollution mitigation: Challenges and perspectives
This review examines strategies for converting single-use plastic waste into value-added carbon-based materials through thermal, chemical, and catalytic transformation techniques including pyrolysis, carbonization, and chemical activation. The authors assess how these approaches address microplastic contamination risks while contributing to circular economy frameworks by repurposing non-degradable plastic residues.
Furan as Impurity in Green Ethylene and Its Effects on the Productivity of Random Ethylene–Propylene Copolymer Synthesis and Its Thermal and Mechanical Properties
Not relevant to microplastics — this paper studies how trace levels of furan impurity in bio-based ("green") ethylene affect the efficiency of ethylene-propylene copolymer synthesis and the resulting polymer's thermal and mechanical properties.
Obtaining nanocomposites based on recycled polystyrene from urban solid waste with carbon nanostructures: graphene oxide and multi-wall carbon nanotubes, modified with organic acids
This paper is not about microplastic pollution; it describes the fabrication of nanocomposites from recycled polystyrene mixed with graphene oxide and carbon nanotubes to improve material thermal stability.
Mapping Flows, Stocks, Plastic Emissions, and Greenhouse Gas Emissions of Polyurethanes: Decoding Challenges and Pollution Prevention Pathways in China
Researchers mapped material flows, stocks, plastic emissions, and greenhouse gas emissions associated with the polyurethane life cycle, identifying production, use, and end-of-life stages as key hotspots for both microplastic release and carbon emissions.
Novel robust upcycling approach for the manufacture of value-added polymers based on mixed (poly)urethane scraps
This study developed a novel process for recycling mixed polyurethane scraps into new value-added polymers. Upcycling thermoset plastics that are currently unrecyclable could prevent these materials from fragmenting into microplastics in the environment.
Determination of polyurethanes within microplastics in complex environmental samples by analytical pyrolysis
Researchers developed analytical pyrolysis methods to detect and quantify polyurethane microplastics in complex environmental samples, addressing a gap in microplastic monitoring given the highly variable chemical structure of polyurethanes which makes their identification especially challenging.
Thermoset polyurethanes from biobased and recycled components
Researchers synthesized thermoset polyurethanes using a recycled PET-derived monomer (BHET) combined with a biobased castor oil polyol, demonstrating a pathway to produce sustainable polymer materials from marine plastic litter and biobased feedstocks.
Recent Advances in Polymeric Systems for CO2 Capture: A Small Catalogue
This review surveys advances in polymer-based materials for capturing carbon dioxide as part of climate change mitigation. Polymer science advances relevant to CO2 capture are also applicable to developing materials that can remove microplastics from water and air.
Engineered polysaccharide alpha‐1,3‐glucan in highly filled thermoplastic polyurethane systems
Researchers incorporated a plant-derived polysaccharide into thermoplastic polyurethane composites at very high loading levels, demonstrating a bio-based approach to reducing petroleum content in plastic products. This work explores more sustainable alternatives to fully synthetic plastic formulations.
Structural, functional, and molecular docking analyses of microbial cutinase enzymes against polyurethane monomers
Researchers performed structural, functional, and molecular docking analyses of microbial cutinase enzymes against polyurethane monomers, identifying promising enzyme candidates for biodegradation of polyurethane plastic waste.
Water-Borne Polyurethane Based Composites and Their Applications in Functional Textile Coatings
This review covers water-borne polyurethane composites and their applications in textile coatings, including how different reinforcing materials affect performance. Polyurethane coatings on textiles are a significant but often overlooked source of microplastic fibers released into waterways during washing.
Atom-economy upcycling of commodity thermoset polyurethane into photocuring 3D printing resins based on selective cleavage—crosslink strategy
Researchers developed a selective cleavage strategy using food-grade ethyl acetoacetate to break biuret crosslinks in thermoset polyurethane waste while preserving urethane and urea bonds, enabling the deconstructed product to be upcycled into photocuring 3D printing resins with up to approximately 90% waste content and strong mechanical properties.
Introduction to advances in bio-based polymers: chemical structures and functional properties at the interface
This introduction to a special issue on bio-based polymers summarized recent advances in the chemical structures, synthesis, and functional applications of polymers derived from renewable biological sources. It contextualizes how bio-based materials can replace petrochemical plastics across multiple industries.
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.
Sustainable cycloaliphatic polyurethanes: from synthesis to applications
This review examines sustainable cycloaliphatic polyurethanes derived from bio-based and recycled feedstocks, covering synthesis routes, properties, and applications as alternatives to conventional fossil-based polyurethanes to reduce environmental impact.
Solving the plastic dilemma: the fungal and bacterial biodegradability of polyurethanes
This review examined the biodegradability of polyurethane by fungi and bacteria, identifying promising microbial species and enzymes capable of breaking down this widely used but environmentally persistent plastic polymer.
Effect of Polymer Properties on the Biodegradation of Polyurethane Microplastics
Researchers investigated biodegradation of different thermoplastic polyurethane formulations in compost, finding that the ester bond chemistry of polyurethanes enables some degree of hydrolytic degradation. The rate and extent of biodegradation varied substantially with polymer chemistry, with ester-based polyurethanes degrading faster than ether-based types.
Poly(lactic-co-glycolic acid) Networks with Dynamic Covalent Bonds: Synthesis and Characterization
Researchers synthesized a biodegradable poly(lactic-co-glycolic acid) network with dynamic chemical bonds that degrade under environmental conditions, making it a candidate to replace microplastic-generating polyolefins in packaging and agriculture. The study characterizes its thermal and mechanical properties for practical applications.
Co-Valorisation Energy Potential of Wastewater Treatment Sludge and Agroforestry Waste
Not relevant to microplastics — this study characterizes the energy potential of various biomass feedstocks including sewage sludge, forestry waste, swine manure, cork, and biochar as renewable energy co-valorisation resources, finding substantial variation in calorific values across materials.