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1961 articles for “4” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
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Studies on Mechanical, Electrical and Thermal Properties of Compatibilized PLA/ABS Blends Reinforced with Wood Flour
Abstract: AbstractPoly lactic acid (PLA) bio-polymer (60%) was blended with acrylonitrile butadiene styrene (ABS) (40%) and filled with wood flour (0, 10, 20%) using a twin screw compounding extruder and a suitable compatibilizer i.e., glycerol, is also incorporated into that mixture at a percentage of 4% respectively. Test specimens were prepared by using an injection molding machine for mechanical, electrical and thermal properties as per ASTM standards and the properties were …
Published in Journal of Polymer & Composites · Vol. 3, Issue 3, 2015 · pp. 20–26 Read article
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Design, Analysis and Fabrication of Composite Leaf Spring
Abstract: AbstractNowadays composite materials are one of the materials which are greatly attracting researchers. Reducing weight and increasing or maintaining the strength of materials is getting to be highly important research issue in this modern world. In this paper, design, fabrication and analysis of composite leaf spring have been presented. The objective is to design a composite leaf spring with reduced length and weight as compared to steel leaf spring. The …
Published in Journal of Polymer & Composites · Vol. 2, Issue 3, 2023 · pp. 4–14 Read article
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Parametric Study of Twin Screw Extrusion for Processing Epoxy/Carbon Black Nanocomposites Using Orthogonal Array Technique
Abstract: AbstractThis paper presents the experimental investigation of the influence of process parameters of twin screw extrusion on the dispersion and electrical, thermal and mechanical properties of epoxy/CB nanocomposites. Four factors, namely, loading level of carbon black (0, 2, 4, 6, 8 and 10 wt%) in epoxy, screw speed (75, 100 and 125 rpm), temperature (5 °, 15 ° and 30 °C) and number of passes (5, 10 and 15) were …
Published in Journal of Polymer & Composites · Vol. 1, Issue 2, 2013 · pp. 15–26 Read article
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Conductive Organic Polymer Based Inorganic-Organic Hybrid Composite: Synthesis and Characterization
Abstract: Inorganic organic (IO) hybrids where inserted conducting organic polymer (COP) imprints their polymeric nature onto the hybrid material are one of the most promising candidates for solving many technological problems of modern technocratic society. The Inorganic-organic hybrid material of para toluidine (organic) & mercuric chloride (inorganic) was synthesized by using “instant-heating and slow-cooling” technique. Some light orange coloured plate-like crystals were obtained. XRD pattern of the grown crystal were analysed …
Published in Journal of Polymer & Composites · Vol. 8, Issue 1, 2020 · pp. 1–5 Read article
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Utilization of Sugarcane Bagasse as Biopolymer Adsorbent for Arsenic (III) Removal from Aqueous Solutions
Abstract: The present study focuses on the removal of the heavy metal As(III) from aqueous solutions using the low cost adsorbent, sugarcane bagasse. The effect of contact time (10, 20, 30, 40, 50, 60, 70, 80, 90 min), adsorbent dosage (0, 0.25, 0.5, 0.75, 1 gm) and metal concentrations (0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 ppm) on the adsorption were studied and the optimum conditions were …
Published in Journal of Polymer & Composites · Vol. 9, Issue 2, 2021 · pp. 30–44 Read article
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Cubic B-splines for Isogeometric Analysis of Laminated Composite Plates Subjected to Hygroscopic Loading Using Classical Laminated Plate Theory
Abstract: Composite laminates are inevitably used in several engineering structures due to their high strength and stiffness to weight ratio. The laminates are subjected to change in moisture content and the flexural behavior leads to change in the strength. Presence of moisutre may induce residual stresses and strains. Isogeometric analysis is a well-proven method to perform analysis of laminated composite plates. The main focus of this study is to apply isogeometric …
Published in Journal of Polymer & Composites · Vol. 9, Issue 3, 2021 · pp. 19–32 Read article
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Studies on Development of a Super Adsorbent Polymer for the Removal of Nitrogenous Waste Products from Urine Samples and in Intestinal Fluid Simulator
Abstract: Introduction: Colonic dialysis (CD) has been proposed as an appropriate candidate for excretion of electrolytes, nitrogen waste products and excessive fluid using gastrointestinal (GI) tract. Methods: The GI environment simulated in terms of concentrations of nitrogenous waste products, electrolytes, temperature and pressure. In addition, 24-hour urine samples were obtained from 10 healthy adult volunteers. Adsorbing capacity of Super Adsorbent Polymer (SAP) evaluated in GI tract simulating system and urine samples. …
Published in Journal of Polymer & Composites · Vol. 10, Issue 2, 2022 · pp. 1–7 Read article
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Enhanced Thermal Conductivity of Polyaniline Nanofluids Synthesized using CuCl2 as Catalyst
Abstract: AbstractThe development of nanofluids for enhancing the heat transfer properties over the conventional fluids is mainly hindered by a vital issue of dispersion stability and hence is being explored in the present work. In the present study, Copper Polyaniline nanoparticle was synthesized by the oxidative polymerization method using CuCl2 as a catalyst. The characterization of Copper Polyaniline was performed. The sizes of nanoparticles were found to be within 7.24 nm …
Published in Journal of Polymer & Composites · Vol. 11, Issue 1, 2023 · pp. 20–40 Read article
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Influence of B2O3 and Li2O on Physical, Thermal and Spectroscopic properties of Bi2O3-B2O3-CdO-Li2O glass system
Abstract: ABSTRACT Bismuth Borate based glasses with compositions BiBCL: 40Bi2O3-(40-X) B2O3-20CdO-XLi2O where x=5,10,15,20,25 mol% were prepared by conventional melt quenching technique. X-ray diffraction (XRD), differential thermal analysis (DTA), UV-VIS absorption spectroscopy, Fourier transform-infrared (FTIR), and Raman spectroscopies were used to analyse the synthesized samples. Through XRD and SEM studies, the synthesized glasses amorphous nature was confirmed. To evaluate the physical and structural characteristics of the glasses, calculations were made for the …
Published in Journal of Polymer & Composites · Vol. 11, Issue 1, 2023 · pp. 51–62 Read article
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Optimization of Drilling Parameters on Hemp-Pineapple Hybrid Natural Fiber Composites
Abstract: Composites are tailor made heterogeneous materials to meet desired mechanical properties for intended applications. Among all the composites, fiber reinforced composites gained wide attention because of ease in synthesis and light weight. Issues such as delamination and surface finish during drilling of composites offers challenges. The present investigation uses design of experimentation method for setting processing parameters such as drill diameter, feed, rotation speed for evaluation of minimum surface roughness …
Published in Journal of Polymer & Composites · Vol. 11, Issue 2, 2023 · pp. 33–39 Read article
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Effect of Length and Tenor of the Introduction of Sansevieria cylindrica Fibers on the Mechanical Performance of Natural Fiber Composites
Abstract: The substitution of synthetic fillers, such as carbon black, with biobased ones in natural rubber (NR) is a trend of interest in view of increased sustainability and exploitation of agroforest waste in the materials sector. In this work, NR was filled with short fibers extracted from Sansevieria cylindrica (SC) leaves of various length (10, 20, 30, or 40 mm) and in different amounts (3, 6, or 10 g per 100 …
Published in Journal of Polymer & Composites · Vol. 11, Issue 2, 2023 · pp. 94–101 Read article
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Ameliorating Surface Roughness and Tensile Strength of ASA Fabricated Parts by Analyzing Significant FDM Printing Parameters Using Response Surface Methodology
Abstract: The constantly growing demand for acrylonitrile styrene acrylate (ASA) polymer in the automotive market to its use for fabricating different components such as dashboards, the interior, lights, and electrical components challenges manufacturers to continuously optimize its mechanical properties to meet consumer demand. Despite the widespread availability of three-dimensional (3D) printing techniques, research on the most efficient and cost-effective methods of producing ASA-printed components is still indispensable. Therefore, the purpose of …
Published in Journal of Polymer & Composites · Vol. 11, Issue 3, 2023 · pp. 1–12 Read article
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Potential Application of Pyrolysis Bio-Oil as a Substitute for Diesel and Petroleum Fuel
Abstract: In this review, the potential of biomass-based pyrolysis bio-oil for a replacement to diesel and petroleum fuel was reported. Relevant articles on the pyrolysis of agricultural wastes were consulted. The properties of the bio-oils, diesel, and petroleum were compared. It was found in the literature values that the bio-oil derived from the pyrolysis of empty fruit bunches (EFB) and wood showed a remarkable heating value of 32.60 and 32.40 MJ/kg, …
Published in Journal of Petroleum Engineering & Technology · Vol. 7, Issue 3, 2017 · pp. 19–29 Read article
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Revamp of Feed Preheat Network Using Aspen Hysys in a Kero Hydro-Desulphurization Unit
Abstract: The paper is based on the revamp of feed preheat network in a Kero hydro-desulphurization unit. This revamp is beneficial as it does not require additional equipment to raise the feed temperature. Desulphurization of crude is a catalytic process used in oil and gas refining industry to remove sulphur content from refined petroleum products. Previously, feed was charged from the crude distillation unit at 103°C. Due to envisaged changes, the …
Published in Journal of Petroleum Engineering & Technology · Vol. 7, Issue 2, 2017 · pp. 29–38 Read article
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Utilization of Egg Yolk as A Non-Toxic Emulsifier in Environmentally Friendly Invert Emulsion Drilling Mud
Abstract: Vegetable oil such as Jatropha has been shown to be a comparable alternative to diesel and mineral oils for environmentally friendly oil based drilling mud. However compatibility of the vegetable oils with the usual chemical additives is still a major challenge that calls for compatible and non-toxic substitutes. This study examined the suitability of hen egg yolk as a non-toxic emulsifier in invert emulsion drilling mud using vegetable oil continuous …
Published in Journal of Petroleum Engineering & Technology · Vol. 6, Issue 1, 2016 · pp. 41–49 Read article
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Comparative Study between Smart Controls and Conventional Bottom Hole Completions
Abstract: This research project made use of Schlumberger’s “ECLIPSE 100” reservoir simulator to predict the performance of a reservoir with an overlying gas cap and an underlying aquifer (i.e., a three- phase Water-Oil-Gas reservoir) under conventional BHC techniques. Additional work was done to ascertain the suitability of incorporating an Intelligent Well (IW) to deal with water production problem by placing Inflow Control Valves (ICV) at particular segments in the well to …
Published in Journal of Petroleum Engineering & Technology · Vol. 6, Issue 3, 2016 · pp. 77–89 Read article
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Effect of Variation in LPG Composition on Heating Value Using Aspen HYSYS
Abstract: Liquefied petroleum gas (LPG) is becoming an increasingly important part of the world’s energy sources. The determination of the heating value of LPG is of great economic importance in domestic and industrial purposes. This paper discusses the effects of impurities (e.g., moisture, H2S) and the presence of other hydrocarbons (e.g., ethane, pentane, propene, and butene) on the heating value of LPG fuel with different propane to butane. Different LPG composition …
Published in Journal of Petroleum Engineering & Technology · Vol. 5, Issue 1, 2015 · pp. 51–57 Read article
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A New Description of Multi-phase Flow Behavior at Boundary Layers of Low-permeability Porous Media
Abstract: At present, the recovery factor of low permeability oilfield in China is only about 20%, which is enormously lower than the recovery factor index of 60% by using water-chemical flooding in medium and high permeability layer. There are a lot of causes that resulted in low recovery factor, among them that the complex pore structure, tiny throat, large pore throat ratio and non-Darcy flow in low-permeability oil layer are the …
Published in Journal of Petroleum Engineering & Technology · Vol. 3, Issue 1, 2013 · pp. 1–7 Read article
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Anti-static Additive and Particulate Formation in Jet Fuel at Low Temperature
Abstract: Over-dosed anti-static additive Stadis 450 can form particulates in jet fuel when temperature goes down to around -38oC. The particulate formation was observed during freezing point test. The jet fuel produced by Toruk refinery of Arabian Gulf Oil Company of Libya had freezing point of about -55OC which is lower than required-47OC for jet fuel A-1. Key words: Libya, Tobruk refinery, Sarir refinery, Jet Fuel, Anti-Static Additive, Particulate, Low Temperature
Published in Journal of Petroleum Engineering & Technology · Vol. 9, Issue 2, 2019 · pp. 1–4 Read article
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Production and Characterization of Essential oil using the Solvent Extraction Method from Brassica nigra seeds
Abstract: The purpose of this study is the Production, Optimization and Characterization of oil from Brassica nigra seeds using the Solvent Extraction Method. The result shows no difference from the seed oil extract from the mustard plants which grows in other parts of the world. This is to create awareness to utilize the Brassica nigra seed locally grown, as a potential source of edible oil for health benefit, such as additives …
Published in Journal of Petroleum Engineering & Technology · Vol. 10, Issue 1, 2020 · pp. 5–20 Read article