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39 articles for “Polysters”
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Polystyrene Plastic Waste into Liquid Fuel Using Silica-Alumina Catalyst, Extracted from Rice Husk
Abstract: Catalytic Pyrolysis of Polystyrene (PS) into fuel like products using silica alumina catalyst that was extracted from rice husk was investigated over temperature range of 430–470°C. The output of catalytic pyrolysis was liquid oil, solid residues (char) and gaseous fraction. The product yields as a function of temperature, time and catalyst amount were studied. High conversion of liquid (48.8%) was achieved at 430 and 450ºC in the presence of 12.5 …
Published in Journal of Petroleum Engineering & Technology · Vol. 10, Issue 3, 2020 · pp. 15–31 Read article
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Pickering asphalt-water emulsions stabilized by polystyrene nanoparticles obtained from recycled material
Abstract: In recent years, emulsified asphalt has been found to offer numerous advantages over conventional asphalt. More recently still, emulsified asphalt stabilized with nanoparticles has emerged as an option for the construction field because this substance has many advantages over traditional emulsified asphalt, which is formulated with surfactants that tend to be less stable and more toxic. These new formulations are called Pickering emulsions. They can align with basic sustainability principles. …
Published in Recent Trends in Fluid Mechanics · Vol. 10, Issue 2, 2023 · pp. 1–12 Read article
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TSL Studies of Monovalent and Divalent Salts of Polystyrene Sulfonate
Abstract: AbstractThermally stimulated luminescence (TSL) spectra of monovalent and divalent salts of polystyrene sulfonate (PSS) have been recorded to study molecular relaxations and thermally induced processes. Monovalent salts [sodium polystyrene sulfonate (NaPSS) and potassium polystyrene sulfonate (KPSS)] have shown glow peak around 365 K and 369 K while divalent salts [calcium polystyrene sulfonate (CaPSS) and barium polystyrene sulfonate (BaPSS)] have exhibited two glow peaks around 345 K, 385 K (CaPSS) and …
Published in Journal of Polymer & Composites · Vol. 1, Issue 3, 2013 · pp. 40–46 Read article
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Experimental Study of Modified M20 Concrete with Waste Plastic Polystyrene Cubes
Abstract: The study of this research paper deals with the effectiveness of waste plastics used in concrete construction. The M20 concrete specimens were mixed with waste plastic material like polystyrene as cubes of different sizes such as 5, 6, 7, 8, 9, and 10 cm and were tested for their compressive strength. The standard size of waste plastic concrete specimens was 15 cm × 15 cm × 15 cm with the …
Published in Recent Trends in Civil Engineering & Technology · Vol. 14, Issue 1, 2024 · pp. 14–19 Read article
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Short Review on the Flow and Filtration of Polystyrene Microparticles in Micron-Scale Fluid Mechanics towards the Applications related to fluidic Microelectromechanical Systems
Abstract: Maskless lithography, hot embossing lithography and direct bonding technique are useful to fabricate the polymethylmethacrylate (PMMA) microfluidic devices. Also, maskless lithography and indirect bonding technique are useful to fabricate the SU-8 based glass microfluidic devices. In this work, a short review on microfluidic flow and microfluidic filtration of microparticles is provided by author related to the micron-scale fluid mechanics. This review may be useful to perform the blood filtration in …
Published in Journal of Microelectronics and Solid State Devices Read article
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Performance of Polyster Fibre Reinforced Concrete
Abstract: The present work deals with the results of experimental investigations on Recron 3s Polyester fibre reinforced concrete. Effect of these fibres on various strengths of concrete are studied. Firstly 0.1% fiber content is used and after that varied from 0.2 to 1.8% at an interval of 0.2% by weight of cement. Various strengths considered for investigation are compressive strength, flexural strength, split tensile, bond strength and shear strength. Cube of …
Published in Journal of Construction Engineering, Technology & Management · Vol. 9, Issue 2, 2019 · pp. 37–46 Read article
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Flow and Filtration of Polystyrene Microparticles in Micron-Scale Fluid Mechanics towards the Applications related to fluidic Microelectromechanical Systems
Abstract: Maskless lithography, hot embossing lithography and direct bonding technique are useful to fabricate the polymethylmethacrylate (PMMA) microfluidic devices. Also, maskless lithography and indirect bonding technique are useful to fabricate the SU-8 based glass microfluidic devices. In this work, a short review on microfluidic flow and microfluidic filtration of microparticles is provided by author related to the micron-scale fluid mechanics. This review may be useful to perform the blood filtration in …
Published in Journal of Microelectronics and Solid State Devices · Vol. 8, Issue 3, 2021 · pp. 36–41 Read article
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Development of Starch/Keratin/Chitosan Composite Material as a Substitute for Polystyrene in Food Packaging
Abstract: The increase in awareness of the environmental impact of non-biodegradable waste from food packaging, has seen manufacturers push towards initiating production of eco-friendly packaging materials. This research serves as a step forward in the direction of going green, through the development of a composite material from natural, biodegradable polymers, for use in production of packaging material for fast foods. The composite was prepared from starch and chitosan with chicken feather …
Published in Journal of Polymer & Composites · Vol. 7, Issue 3, 2019 · pp. 1–7 Read article
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Production of liquid fuel from waste plastic using batch catalytic pyrolysis process
Abstract: Waste polystyrene from households and retailing shops are recognized to be the major sources of environmental problem. On the other hand, it represents a source of energy and valuable chemical products. Pyrolysis as a technique of chemical recycling of waste plastic is as an environmentally and economically acceptable option for converting waste plastics into useful resources. In this study, the operating conditions studied were; temperature was varied from 430 to …
Published in Journal of Catalyst & Catalysis · Vol. 6, Issue 2, 2019 · pp. 34–43 Read article
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Evaluation of Crystallinity in Talc/Poly-styrene Composites by using FTIR and XRD
Abstract: Over the decade, polymers have found their usage in almost all types of industries ranging from food and beverage packaging to automobile industries. Though the polymers are considered highly inert and chemically stable, their performance under mechanical loading is not at par with their metallic counterparts. Thus, polymer composites have started gaining popularity over the years, but their properties are poorly understood. In this study, the effect of talc addition …
Published in Trends in Mechanical Engineering & Technology · Vol. 11, Issue 2, 2021 · pp. 10–16 Read article
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Polymer-Based Medical Restraints: Advances in Polymer Chemistry for Enhanced Patient Safety
Abstract: Medical restraints play a crucial role in ensuring patient and staff safety during medical procedures, particularly when dealing with individuals who may be at risk of self-harm or unintentional movement. Traditional restraints, often made from rigid materials or fabric straps, present several challenges, including patient discomfort, pressure injuries, and incompatibility with advanced medical imaging techniques such as MRI and CT scans. Moreover, traditional materials may deteriorate over time, diminishing their …
Published in Journal of Polymer & Composites · Vol. 13, Issue 4, 2025 · pp. 153–157 Read article
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Use of waste paper sludge and polypropylene to study the performance of concrete
Abstract: A large quantity of waste paper is generated from the offices and industries of the paper mill and it needs to be disposed off through proper waste management system or effectively reutilized in construction industry. Hypo plant in the paper industry generates large volume of waste in the form of slurry, disposal of which causes environmental problems. The increasing amount of waste is a concerning reality that arose various sustainability …
Published in Journal of Structural Engineering and Management · Vol. 7, Issue 2, 2020 · pp. 11–20 Read article
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PARAMETRIC ANALYSIS OF ENERGY SAVING IN BUILDING WALLS BY APPLYING VARIOUS INSULATION MATERIALS
Abstract: The parameters which include Present Worth Factor, the wall structure, thermal conductivity of insulation material, thickness of insulation and the heating /cooling load of building, affect the energy savings in buildings. This study focuses on parametric analysis of the energy savings for building walls by using insulations (Expended Polystyrene and Glass wool). The annual energy requirements of house have been obtained by heating Degree-Days (DD) concept. For economic analysis, the …
Published in Journal of Polymer & Composites · Vol. 11, Issue 12, 2023 · pp. 113–118 Read article
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Synthesis and Characterization of Emulsion Paint Binder from a Copolymer Composite of Dimethylol Urea/Polystyrene
Abstract: AbstractIn our desire to reduce formaldehyde emission from urea formaldehyde resin (UF), dimethylol urea (DMU) was synthesized. Liquid polystyrene (PS) obtained from waste PS material was copolymerized by blending with the DMU at varying concentrations (10–70%). Infrared spectra infers a reactive blending between DMU and PS, while some physical property tests carried out reveals reduction in moisture uptake, rigidity and further reduction in formaldehyde emission among the favorable changes in …
Published in Journal of Polymer & Composites · Vol. 3, Issue 2, 2015 · pp. 11–21 Read article
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Wearable Antenna using Foam Substrate for Multiband Application
Abstract: The novel and flexible antenna for modern communication system is studied in this paper. The proposed antenna is compact in size, shows high directivity and large bandwidth. Polystyrene foam material is used as a substrate because such antenna is bendable, wearable, inexpensive, require less attention and having good features like low dielectric constant, low loss tangent and better efficiency. The parameters of antenna such as reflection coefficient, gain, bandwidth, radiation …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 4, Issue 2, 2017 · pp. 23–26 Read article
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A review on micro hot embossed Fresnel lenses
Abstract: Background: Micro replication techniques like HE allows for the large-scale manufacturing of the micro components which use polymers like Polymethyle methacrylate, Polycarbonate, polystyrene as the work material. In the hot embossing process, key parameters include applied pressure, temperature during heating, duration of embossing, and temperature during demolding. Research Objectives: Developing straightforward and affordable methods to produce the micro featured molds needed for the hot embossing is a significant research goal. …
Published in Journal of Polymer & Composites · Vol. 12, Issue 8, 2024 · pp. 12–28 Read article
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The Alarming Impact of Microplastics on the Reproductive System of Fish
Abstract: Environmental contaminants that are biologically active significantly affect ecosystems, animals, and human health. Plastic pollution has drawn international attention for its detrimental effect on the environment and biodiversity health. The aquatic ecology of our planet is full of microplastics. Regular, extensive use of nonbiodegradable polymers required several years for them to break down. Over the course of those years, it discharged tiny particles of 100 nm or less. Due to …
Published in Research and Reviews : Journal of Veterinary Science and Technology · Vol. 13, Issue 2, 2024 · pp. 8–13 Read article
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Experimental Investigation of Various 3D Printing Materials for Making Travel Bag Wheels
Abstract: 3D printing is one of the emerging areas of manufacturing. Fused deposition modelling (FDM) is widely used 3D printing technique in various fields like jewellery, fashion, art and sculpture, medical, etc. In this paper, different polymer materials like ABS (Acrylonitrile Butadiene Styrene), PLA (Polylactic Acid), carbon fibre, PETG (Polyethylene Terephthalate), HIPS (High Impact Polystyrene), etc. were analysed for compressive strength by preparing standard specimens according to ASTM standard D695 to …
Published in Journal of Experimental & Applied Mechanics · Vol. 15, Issue 2, 2024 · pp. 1–7 Read article
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Eco-Friendly Innovations: A Review of 3D Printing with Biodegradable Filaments.
Abstract: This comprehensive review paper delves into the evolving landscape of sustainable additive manufacturing, focusing on the utilization of biodegradable filaments in 3D printing technology. As industries increasingly prioritize sustainability, the adoption of eco-friendly practices like biodegradable materials becomes imperative. The study explores the composition and properties of biodegradable filaments, highlighting their transformation from traditional plastic fibres and the environmental benefits they offer. With a particular emphasis on fused deposition modeling …
Published in Journal of Polymer & Composites · Vol. 12, Issue 5, 2024 · pp. 86–102 Read article
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Polymer Use in Soilless Farming Systems with A Comparative Study on Hydroponics and Aquaponics
Abstract: Hydroponics and aquaponics are innovative, sustainable agricultural methods that achieve high productivity with minimal land and water usage in controlled environments. Hydroponics, a technique that involves growing plants in nutrient-rich water solutions, utilizes various polymer-based components. Aquaponics, a symbiotic system combining aquaculture and hydroponics, also relies on polymer-based materials. These soilless techniques are crucial for producing vegetables, fruits, and other crops without relying on soil, allowing adaptability across various locations. …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 868–874 Read article