Papers

61,005 results
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Systematic Review Tier 1

Systematic Review of Plastic Waste as Eco-Friendly Aggregate for Sustainable Construction

This systematic review examines how recycled plastic waste can be used as a substitute for traditional aggregates in concrete and construction materials. Using plastic waste in construction could divert it from landfills and waterways where it breaks down into microplastics. The review evaluates the structural performance and environmental benefits of incorporating plastic into building materials.

2022 International Journal of Sustainable Construction Engineering Technology 18 citations
Article Tier 2

Recycling/reuse of plastic waste as construction material for sustainable development: a review

Researchers reviewed how waste plastic can be incorporated into construction materials — as binders, aggregates, or cement substitutes in bricks, tiles, concrete, and roads — finding that plastic-modified materials often show competitive strength properties while simultaneously diverting plastic waste from landfills.

2021 Environmental Science and Pollution Research 264 citations
Article Tier 2

A Step towards Sustainable Concrete with Substitution of Plastic Waste in Concrete: Overview on Mechanical, Durability and Microstructure Analysis

This review evaluates the use of plastic waste as a substitute material in concrete, analyzing its effects on mechanical strength, durability, and microstructure to assess its viability as a sustainable construction approach.

2022 Crystals 174 citations
Article Tier 2

Utilization of Plastic Waste in Concrete Pavement

Researchers investigated the use of recycled high-density polyethylene (HDPE) plastic waste as an aggregate in concrete pavement mix designs, finding that incorporation of HDPE improved mechanical performance and durability while reducing landfill waste and energy consumption in the concrete sector.

2025 Processes
Article Tier 2

Recycled Mixed Plastic Fine Aggregate in Cement Concrete

Cement concrete mixtures incorporating mixed post-consumer recycled plastic as fine aggregate were characterized, finding that an optimized blend of polymer types produced workable concrete with mechanical properties suitable for construction applications.

2024 Springer Proceedings in Materials
Article Tier 2

Utilization of plastic waste as replacement of natural aggregates in sustainable concrete: effects on mechanical and durability properties

Researchers tested concrete made with recycled polyethylene and PET plastic aggregates substituted for natural sand and gravel, finding that while plastic additions reduced compressive strength and increased water permeability, they improved impact resistance and chloride resistance, with PET concrete showing no microplastic leaching.

2023 International Journal of Environmental Science and Technology 66 citations
Article Tier 2

Recycling of Plastic Waste in the Construction Industry

This review examines the use of recycled plastic waste in construction applications including concrete, asphalt, insulation, and structural composites, assessing the performance, durability, and environmental benefits of incorporating waste plastics into building materials to reduce landfill disposal.

2025 Polymers 4 citations
Article Tier 2

A critical review of the current progress of plastic waste recycling technology in structural materials

Researchers reviewed technologies for recycling plastic waste into construction materials such as concrete and asphalt, finding this approach can meaningfully reduce the environmental burden of plastic pollution. Incorporating plastic waste into building materials offers a practical path toward both waste reduction and more sustainable construction.

2023 Current Opinion in Green and Sustainable Chemistry 210 citations
Review Tier 2

Potential Applications of Different Forms of Recycled Plastics as Construction Materials—A Review

This review examined potential applications of different forms of recycled plastics (granules, powder, fiber, aggregate) as construction materials, identifying suitable recycling methodologies and construction products with performance benefits such as improved toughness and reduced weight.

2023 4 citations
Article Tier 2

On the Cementitious Mixtures Reinforced with Waste Polyethylene Terephthalate

Researchers investigated the reuse of waste polyethylene terephthalate plastic as aggregate material in cement mortars and concretes. They found that incorporating PET waste into cementitious mixtures can be a viable strategy for recycling plastic while also reducing CO2 emissions from traditional aggregate mining. The study suggests that closing the life cycle of PET through construction materials could help address both plastic pollution and the environmental footprint of the building industry.

2024 Materials 12 citations
Article Tier 2

Utilization of Plastic Waste in Road Paver Blocks as a Construction Material

Researchers evaluated the use of recycled plastic waste in road paver blocks in India, finding that incorporating recycled plastic improved block strength and weather resistance compared to conventional materials, offering a construction application for plastic waste.

2023 CivilEng 18 citations
Article Tier 2

Mechanical and Microstructural Investigation of Geopolymer Concrete Incorporating Recycled Waste Plastic Aggregate

This study investigated incorporating recycled waste plastic aggregate into geopolymer concrete, finding that it can produce structurally viable construction materials while diverting plastic waste from landfill and reducing reliance on virgin aggregates.

2024 Materials 9 citations
Article Tier 2

Investigating the Use of Post-Consumer LDPE Waste and Stone Dust in Sustainable Concrete Composites

Researchers incorporated post-consumer LDPE plastic waste and stone dust into concrete mixes and found that these additions can maintain acceptable mechanical properties. Reusing plastic waste in construction materials diverts plastics from landfills and reduces their potential to fragment into environmental microplastics.

2023 Applied Research and Innovation 1 citations
Article Tier 2

Integrating Plastic Waste into Concrete: Sustainable Solutions for the Environment

This review examines research on incorporating plastic waste into concrete as a partial replacement for conventional aggregates and cement. Researchers found that adding recycled plastic can reduce concrete density and improve thermal insulation properties, though it generally decreases compressive strength at higher replacement ratios. The study suggests that optimizing plastic content and treatment methods could make this approach a viable strategy for diverting plastic waste from landfills.

2024 Materials 15 citations
Article Tier 2

Potential use of PET and PP as partial replacement of sand in structural concrete

Researchers tested whether PET and polypropylene plastic waste could partially replace sand in structural concrete, evaluating the physical and mechanical properties of the resulting material. Using post-consumer plastic in construction is one strategy for diverting plastic from the waste stream and preventing it from breaking down into environmental microplastics.

2021 Matéria (Rio de Janeiro) 5 citations
Article Tier 2

Innovative Sustainable Concrete: Fresh and Hardened Properties Incorporating Plastic Waste

This study investigated the effects of incorporating plastic waste into concrete on mechanical and durability properties, addressing the hydrophobic nature and poor interfacial adhesion of plastic as a challenge within circular economy frameworks for construction material sustainability.

2025 Current Problems in Research
Article Tier 2

Assessment of Plastic-Infused Concrete Bricks and Their Suitability for Interlocking: Mechanical, Durability, and Environmental Perspectives

Researchers tested plastic-infused concrete bricks as a way to repurpose plastic waste in construction materials, evaluating their mechanical strength and suitability for different building applications. The study explores whether incorporating plastic waste into durable materials can reduce the plastic entering the environment as microplastics.

2025 European Journal of Innovative Studies and Sustainability 1 citations
Article Tier 2

Valorization of Plastic Waste through Incorporation into Construction Materials

This review of 60 studies examines how plastic waste is being incorporated into construction materials — including concrete, asphalt, and bricks — as a sustainable valorization strategy, finding that recycled plastics can improve certain material properties while diverting waste from landfills.

2022 Civil and Sustainable Urban Engineering 21 citations
Article Tier 2

Review- Using Ground Bakelite as Alternative Solution for the Replacement of Fine Aggregate

This paper is not relevant to microplastics research — it evaluates ground Bakelite waste as a partial replacement for fine aggregate in concrete construction, focusing on materials engineering rather than plastic particle pollution in the environment.

2023 International Journal for Research in Applied Science and Engineering Technology
Article Tier 2

Repurposing Single-Use Plastic Waste as Artificial Aggregates Partially Replacing the Natural Fine Aggregate in Concrete — A Review

This review examines how single-use plastic waste can be repurposed as aggregate material in concrete mixtures, replacing natural sand. Analyzing 135 studies, it finds that recycled plastic aggregates can affect concrete mechanical properties while diverting plastic waste from landfills and oceans.

2023 Materials Plus 1 citations
Article Tier 2

Performance of recycled Bakelite plastic waste as eco-friendly aggregate in the concrete beams

Researchers tested concrete mixtures containing recycled Bakelite plastic waste as a partial substitute for stone aggregate, finding that adding up to 10% Bakelite generally reduced strength but prevented sudden cracking during failure. While this offers a way to divert hard-to-recycle plastic from landfills — where it would otherwise slowly break down into microplastics — the strength trade-offs must be carefully managed in structural applications.

2023 Case Studies in Construction Materials 26 citations
Article Tier 2

The Holistic Approach of Plastic Waste Recycling for Sustainable Development

This review examines how plastic waste can be incorporated into construction materials including bricks, tiles, concrete, and roads as a binder, aggregate, or modifier. The authors find that using plastic waste in construction reduces landfill burden and dependence on mined resources, though performance effects vary by application.

2023 International Journal of Energy and Environmental Science
Article Tier 2

An Analysis of the State-of-the-art in Plastic Scrap Recycling Strategies for Construction Components

This review examines strategies for recycling plastic waste in construction applications, covering methods to convert plastic scraps into building components and discussing barriers including contamination, mixed polymer streams, and regulatory restrictions on plastic use in structural applications.

2025
Article Tier 2

Experimental Tests on Lightweight Cement Mortar and Concrete with Recycled Plastic Wastes

This paper is not relevant to microplastics research — it tests the mechanical properties of cement mortar and concrete incorporating recycled plastic waste granules as aggregate substitutes, a construction materials engineering study.

2023 Buildings 6 citations