Circular Economy
Circular Economy
Elucidating pathways of polypropylene chain cleavage and stabilization for multiple loop mechanical recycling
07/05/2023 -
Mechanical recycling is a decisive contribution for a sustainable circular economy of polypropylene (PP) but faces the challenge of processing?induced and use?phase accumulated molecular damage,...
Thermo-Mechanical Recyclability of Additively Manufactured Polypropylene and Polylactic Acid Parts and Polypropylene Support Structures
12/05/2023 -
Polymers have a reputation for several advantageous characteristics like chemical resistance, weight reduction, and simple form-giving processes. The rise of additive manufacturing technologies such...
A study on microwave absorption properties of polyaniline/nitrile rubber/graphene/Fe3O4 composites with a thickness of 0.7?mm and high flexibility
17/04/2023 -
AbstractThere is a growing interest in sustainable materials based on recycled or natural feedstocks for the circular economy. Ideally, thermoplastic materials are anticipated to show appropriate...
Developing Post-Consumer Recycled Flexible Polypropylene and Fumed Silica-Based Nanocomposites with Improved Processability and Thermal Stability
24/02/2023 -
Collection and mechanical recycling of post-consumer flexible polypropylene packaging is limited, principally due to polypropylene being very light-weight. Moreover, service life and...
Recycling of disposable single-use face masks to mitigate microfiber pollution
18/02/2023 -
The effectiveness of disposable masks in mitigating the transmission of COVID-19 infection increased the consumption of masks. The cheaper cost and easy accessibility resulted in massive...
Mechanical recycling of PLA: Effect of weathering, extrusion cycles, and chain extender
17/02/2023 -
AbstractCyanate ester?based shape memory composites with superior mechanical properties and good shape memory performance are needed in the aerospace field. In this work, we utilized a simple...
New Biodegradable Materials for Re-Thought Packaging from Pre-Consumer Wastes by Controlling the Storage Time as Method to Increase the Mechanical Recycling Efficiency
10/02/2023 -
The influence of storage conditions on the mechanical recycling of pre-consumer waste (PRE-CW) from the manufacture of multilayer packaging films starting from starch compounds using a...
Investigation on the Mechanical Recycling of Carbon Fiber-Reinforced Polymers by Peripheral Down-Milling
09/02/2023 -
Carbon fiber-reinforced plastics (CFRPs) are composite materials that play a significant role in the growth of many industrial fields where high performance and lightness of the structures are...
Characterization and model?based mechanical analysis of moisture gradients in PA 6
23/01/2023 -
AbstractThis work aimed at investigating the effects of recycling on the mechanical properties of recycled polypropylene (PP)?based composites and improving the mechanical properties of recycled...
Reuse of Carbon Fibers and a Mechanically Recycled CFRP as Rod-like Fillers for New Composites: Optimization and Process Development
24/01/2023 -
The rising amount of carbon fiber reinforced polymer (CFRP) composite waste requires new processes for reintroducing waste into the production cycle. In the present research, the objective is the...
Mechanical Recycling of Ethylene-Vinyl Acetate/Carbon Nanotube Nanocomposites: Processing, Thermal, Rheological, Mechanical and Electrical Behavior
23/01/2023 -
Recycling polymer/carbon nanotube (CNT) nanocomposites is not well common, despite a growing interest in using polymer/carbon nanotube (CNT) nanocomposites in industrial applications. In this study,...
A Green Approach for Recycling Compact Discs
17/01/2023 -
Compact discs (CDs) and digital versatile discs (DVDs) are mainly made by polycarbonate disc, a thin layer of aluminum or silver, a thin layer of a coating and a thin layer of a label of paper or...
Long term thermo-oxidative degradation and stabilization of polypropylene (PP) and the implications for its recyclability
01/02/2023 -
Degradation and stabilization of pristine polypropylene (PP) have been extensively studied especially from the 1980s until the first years of the 21st century. As a result of the increasing...
Characterization of odors and volatile organic compounds changes to recycled high-density polyethylene through mechanical recycling
01/02/2023 -
The application of post-consumer recycled (PCR) plastics is gaining growing attention, yet, the residual odor of recycled plastics hinders its application. In current study, electronic nose...
Comparison between the Mechanical Recycling Behaviour of Amorphous and Semicrystalline Polymers: A Case Study
10/01/2023 -
The increase in waste has motivated the adoption of the circular economy concept, which assumes particular relevance in the case of plastic materials. This has led to research of new possibilities...
Solid?state shear pulverization of post?industrial ultra?high molecular weight polyethylene: Particle morphology and molecular structure modifications toward conventional mechanical recycling
22/12/2022 -
Solid?state shear pulverization (SSSP) is a modified twin screw extrusion technique that can process high melt?viscosity materials in effective, continuous, and sustainable ways. Mechanical recycling...
Determining the Mechanical Properties of Solid Plates Obtained from the Recycling of Cable Waste
16/12/2022 -
In this article, the possibility of obtaining a solid plate from waste cable sheaths, by mechanical recycling, i.e., grinding, plasticising and pressing, is discussed—waste cable...
Plastic Packaging Waste Management in Iceland: Challenges and Opportunities from a Life Cycle Assessment Perspective
15/12/2022 -
The management of plastic packaging waste is advancing quickly, and new strategies are being implemented worldwide for better resource recovery. To assess the environmental benefits of new ways of...
A Review of Recycling Methods for Fibre Reinforced Polymer Composites
15/12/2022 -
This paper presents a review of waste disposal methods for fibre reinforced polymer (FRP) materials. The methods range from waste minimisation, repurposing, reusing, recycling, incineration, and...
Tuning the Morphology of HDPE/PP/PET Ternary Blends by Nanoparticles: A Simple Way to Improve the Performance of Mixed Recycled Plastics
09/12/2022 -
Due to a very low mixing entropy, most of the polymer pairs are immiscible. As a result, mixing polymers of different natures in a typical mechanical recycling process leads to materials with...
Toward the Decarbonization of Plastic: Monopolymer Blend of Virgin and Recycled Bio-Based, Biodegradable Polymer
08/12/2022 -
Decarbonization of plastics is based on two main pillars: bio-based polymers and recycling. Mechanical recycling of biodegradable polymers could improve the social, economic and environmental impact...
