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 Exploring the low-temperature performance of MPP-modified asphalt binders and mixtures using wet method
ClearEngineering properties, microplastics and emissions assessment of recycled plastic modified asphalt mixtures
Researchers evaluated the mechanical performance and environmental impact of adding recycled low-density polyethylene and commingled plastics to hot-mix asphalt, finding reduced moisture resistance but also assessing microplastic release and emissions from these recycled plastic-modified road materials.
Optimization of Asphalt Concrete Performance Using Waste Plastic Bottles (WPB) as a Sustainable Bitumen Modifier: A Comprehensive Rheological and Mechanical Assessment
Not relevant to microplastics — this study evaluates waste plastic bottles as a bitumen modifier to improve asphalt road performance, testing mechanical and thermal properties; it addresses plastic reuse in construction rather than environmental microplastic pollution.
Performance Study of Waste PE-Modified High-Grade Asphalt
This study tests how adding waste polyethylene plastic to road asphalt affects its performance, finding that a 5% blend significantly improves resistance to heat-related deformation while slightly worsening cold-temperature flexibility. While focused on road engineering, the research is relevant to microplastics because plastic-modified asphalt can release polyethylene particles through wear, contributing to road-related microplastic pollution.
A Comprehensive Review of Applications and Environmental Risks of Waste Plastics in Asphalt Pavements
This comprehensive review examined the use of waste plastics (PE, PP, PS, PVC, PET) as asphalt modifiers, covering modification mechanisms, incorporation techniques (wet and dry processes), and environmental risks. While waste-plastic asphalt can improve high-temperature stability and reduce landfill disposal, microplastic shedding from pavement wear remains an unresolved environmental hazard.
A systematic review on sustainable utilization of plastic waste in asphalt: assessing environmental and health impact, performance, and economic viability
Researchers systematically reviewed plastic-modified asphalt, finding that while recycled plastic waste can improve road performance in some cases, it also poses environmental health risks through microplastic release, carcinogenic compound emissions, and volatile organic compound off-gassing, with cost-effectiveness varying widely by plastic type and processing method.
Performance and environmental impacts of waste plastic-modified asphalt pavement: a comprehensive review
This review examined recent research on using waste plastic to modify asphalt pavement and found that it generally improves road durability while reducing harmful emissions during production. However, challenges remain around plastic-bitumen compatibility and potential microplastic release during the pavement's lifetime, and the authors call for more standardized environmental assessments to ensure the approach is truly sustainable.
Recent Advances in Polymer-Modified and Plastic-Reinforced Asphalt: A Comprehensive Review of Performance, Rheology, and Sustainability
Researchers reviewed recent developments in polymer-modified and plastic-reinforced asphalt systems, synthesising findings on performance enhancement, rheological behaviour, and sustainability implications of incorporating recycled plastics and polymer modifiers into asphalt binders and mixtures.
Recycling micro polypropylene in modified hot asphalt mixture
This study incorporated recycled polypropylene microplastics into hot asphalt mixtures and evaluated the resulting performance, finding that small additions of plastic waste can improve certain mechanical properties of asphalt while offering a pathway to reuse plastic waste in road construction.
Reusing Waste Food-packaging Plastic as Additive Modifier in Asphalt Mixtures
This study investigates reusing plastic waste from food and drink packaging, recovered through a maceration process, as an additive modifier in asphalt road mixtures. The approach aims to address the challenge of recycling plastic that cannot be processed through conventional paper and aluminum recovery streams.
Investigating the Potential Release of Microplastics from Recycled Plastic Modified Asphalt Pavement
Researchers investigated whether microplastics are released from recycled plastic-modified asphalt pavement, examining the potential for road surfaces incorporating plastic waste to become a secondary source of microplastic pollution in surrounding environments.
A Comprehensive Review on the Use of Polyethylene Waste in Hot Mix Asphalt: Material Properties, Performance Enhancement, and Sustainability Perspectives
This review examines the use of low-density and high-density polyethylene waste as modifiers in hot mix asphalt, finding that PE incorporation can improve binder performance and pavement durability while diverting plastic waste from landfills. The authors assess material properties, environmental benefits, and economic considerations, positioning plastic-modified asphalt as a viable circular economy approach in road construction.
Effects of marine microplastics on the mechanical performance of bituminous binder for road asphalt pavements
Researchers investigated the effects of marine-sourced microplastics as additives in bituminous binders used for road asphalt pavements, finding that incorporating marine microplastics into bitumen improved mechanical road performance while simultaneously providing a recycling pathway for plastic waste collected from marine environments.
Waste Plastic in Asphalt Mixtures via the Dry Method: A Bibliometric Analysis
This bibliometric analysis reviews two decades of research on incorporating waste plastic into asphalt road mixtures using the dry method. The study found that polyethylene and PET are the most commonly used waste plastics, and that smaller particle sizes and melting-based mixing procedures generally improve the performance of the resulting asphalt, pointing to a practical reuse pathway for plastic waste.
Evaluating Effectiveness of Multi-Component Waste Plastic Bags on Bitumen Properties: Physical, Rheological, and Aging
Researchers characterized waste plastic bag samples dominated by low-density and linear low-density polyethylene and tested their performance as bitumen modifiers, finding they improved rutting resistance by one performance grade. The study evaluates a practical route for valorizing plastic waste in road construction materials.
Exploring the effect on the environment of encapsulated micro- and nano-plastics into asphalt mastics for road pavement.
This study tested whether encapsulating waste plastic material into asphalt for road pavement reduces environmental release of micro- and nanoplastics compared to conventional asphalt. The results suggest that this approach can reduce plastic fragment release into the environment while providing a practical use for plastic waste in road infrastructure.
Microscopic Properties of Asphalt and Polyethylene at an Extraordinary High Dosage through Molecular Dynamics Simulation
Molecular dynamics simulations were used to explore how adding waste polyethylene at high doses (20% by weight) changes the properties of asphalt, a potential strategy for recycling plastic waste in road construction. The results showed modest density reductions and that compatibility between asphalt and polyethylene depends strongly on PE chain structure, offering molecular-level guidance for designing plastic-modified pavements that repurpose waste plastic.
The Use of Waste Polymers in Asphalt Mixtures: Bibliometric Analysis and Systematic Review
This systematic review examines how waste plastics can be recycled into asphalt road mixtures, potentially reducing plastic waste in the environment. Researchers found that adding polymer waste to asphalt can actually improve road durability while diverting plastics from landfills and waterways. This matters because reducing plastic waste at the source is one way to lower the amount of microplastics that eventually break down and enter our food and water.
Recycled Plastics in Asphalt Mixtures: A Systematic Review of Mechanical Performance, Environmental Impact and Practical Implementation
This systematic review evaluates using recycled plastics in road asphalt as a way to reduce plastic waste. The research found that incorporating recycled plastic can actually improve road durability while diverting waste from landfills. This approach matters for microplastic reduction because it locks plastic into road surfaces rather than allowing it to break down freely in the environment.
Plastic-Waste-Modified Asphalt for Sustainable Road Infrastructure: A Comprehensive Review
This review provides a comprehensive analysis of using waste plastics to modify asphalt for road construction, covering six major plastic types and both wet and dry processing methods. The study evaluated 42 peer-reviewed studies and found that integrating waste plastics into asphalt can enhance pavement performance while promoting circular economy principles, though environmental considerations such as microplastic release need further assessment.
Performance Evaluation of Marshall Mixed Asphalt Concrete-Binder Course (AC-BC) Using Modified LDPE Waste Asphalt with the Wet Method
This study tested adding Low-Density Polyethylene (LDPE) plastic waste to road asphalt binder layers and found it improved pavement stability, with the best results at a 7% LDPE addition rate. While focused on road engineering rather than microplastic pollution, it is relevant because plastics incorporated into asphalt can fragment and shed tire-road microplastic particles into the environment over time.
Utilization of Styrofoam Waste as an Additive in AC-BC Mixture with Variations in Compaction Temperature
Researchers evaluated the Marshall characteristics of asphalt concrete binder course mixtures incorporating styrofoam waste as an additive at various compaction temperatures, finding that the non-biodegradable polystyrene material can improve pavement performance while reducing plastic waste.
Study on recycled LLDPE modified asphalt using fluorescence microscopy and entropy-weight evaluation for process selection
Recycled linear low-density polyethylene (LLDPE) from agricultural mulch films was used as a modifier in asphalt, with fluorescence microscopy and entropy-weight evaluation used to optimize the incorporation process, offering a road construction approach that both recycles plastic waste and reduces microplastic release into soil.
Investigation of the rheological properties of low-density polyethylene (LDPE) modified bitumens using two plastic wastes
Researchers modified road bitumen with low-density polyethylene (LDPE) plastic waste to improve its performance characteristics. The LDPE-modified bitumen showed improved rheological properties, demonstrating a practical use for plastic waste in road construction that could divert it from landfills and waterways.
Evaluation of eco-friendly asphalt mixtures incorporating waste plastic aggregates and additives: Magnesium, fly ash, and steel slag
Researchers tested adding waste plastic aggregate (WPA) to asphalt road mixtures at various concentrations, finding that 5% WPA content performs well and meets durability standards while also potentially reducing microplastic generation compared to exposed surface-layer applications. The study suggests recycled plastic can be practically incorporated into road construction to divert plastic waste from landfills.