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1211 articles for “well-being”
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Useful Medicinal Operative: Innovative Formulation of Zoloft
Abstract: A highly effective antidepressant is active metabolite hydrochloride. Zoloft is one of those drugs with one or even more asymmetrical centres where the biological effects of the isomers vary significantly from one another. Depression, dependence, and other anxiety-related illnesses are all treated with sertraline hydrochloride, which selectively blocks serotonine reuptake. The preferred configurations should typically be created as early as feasible in the biosynthesis of sertraline, which has two asymmetric …
Published in International Journal of Composite Materials and Matrices · Vol. 8, Issue 1, 2022 · pp. 19–22 Read article
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Synthesis of Bromobutyl Rubber: Effect of Reaction Temperature and Time on Bromobutyl Rubber Microstructure
Abstract: Butyl rubber is prepared by cationic polymerization process either by solution or slurry phase by randomly copolymerizing isobutylene with small amount of isoprene (1-3 mol %). It has good air impermeability and oxidative stability and thus finds extensive use in inner tube applications. The presence of unsaturation in the form of isoprene units in butyl rubber provides a means of enhancing useful properties of this important commodity elastomer by incorporation …
Published in International Journal of Composite Materials and Matrices · Vol. 9, Issue 1, 2023 · pp. 30–39 Read article
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Demonstration of Adsorbent Morphology of Different Particle Size for Petroleum Hydrocarbon Treatment in Packed Bed
Abstract: The choice of plantain stem, banana stem and palm oil fibre prepared for treatment of water medium polluted with petroleum hydrocarbon was monitored in a packed bed unit. The raw materials (plantain and banana stem as well as palm oil fibre) were room and sun dried and processed to obtained different particle size of 50, 150 µm and 200 µm. The raw material after processed was used as an adsorbent …
Published in International Journal of Composite Materials and Matrices · Vol. 9, Issue 2, 2023 · pp. 13–19 Read article
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MISCIBILITY EVALUATION OF POLYSTYRENE AND POLY(METHYL METHACRYLATE) BLENDS: ANALYSIS OF MECHANICAL, THERMAL, MORPHOLOGY, AND VISCOELASTIC PROPERTIES
Abstract: Partially miscible blend of polystyrene (PS) and poly(methyl methacrylate) (PMMA) was successfully prepared employing melt blending technique. In order to impart miscibility, the processing was carried out at temperature above upper critical solution temperature (UCST) as studied from cloud point measurements. The complex modulii and viscosity derived from melt rheology analysis as a function of angular frequency were also used to study the effect of PMMA loading on the miscibility …
Published in International Journal of Polymer Science and Engineering · Vol. 1, Issue 1-2, 2015 Read article
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Synthesis and Characterization of Poly(etherdiphenylene terephthalamide)-Metal Complexes in Heterogeneous Medium
Abstract: Condensation of terephthalic acid and 4,4ʹ-diaminodiphenyl ether resulted in aminoterminated oligomeric poly(etherdiphenylene terephthalamide) (PODTA) using phosphorylation technique. Schiff base complexes of this polyamide were synthesized with salicylaldehyde and 2-hydroxy-1-naphthaldehyde complexes of Co(II),Ni(II) and Cu(II). All the synthesized polyamide as well as Schiff’s base complexes were characterized by elemental analysis, IR spectroscopy and magnetic susceptibility measurements. Thermal stabilities of ligand and its various complexes were compared by thermogravimetric analysis. While, Co(II) …
Published in International Journal of Polymer Science and Engineering · Vol. 2, Issue 1, 2016 · pp. 13–19 Read article
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EFFECT OF HEAT AGEING ON MECHANICAL PROPERTIES OF POLYAMIDE 6(NYLON 6) & POLYAMIDE 12(NYLON 12)
Abstract: Polyamide 6 or Nylon 6(PA 6) and polyamide 12 or Nylon 12 (PA 12) are well known engineering semi-crystalline polar polymers characterized by the presence of amide linkage (-CONH-) in the repeating units of their chains. The glass transition temperature (Tg) of PA 6 and PA 12 is ~50 °C and ~37 °C respectively. PA 6 is widely used for gears and bearings, fittings in automobile industry for under hood …
Published in International Journal of Polymer Science and Engineering · Vol. 2, Issue 2, 2016 · pp. 1–12 Read article
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Enhancement of Power Factor and Effective Performance of an Induction Motor Based Converter-Fed Rotor
Abstract: Abstract— Taking a novel concept of a rotor that is fed by a converter, this paper attempts to investigate an induction machine. In this the stator has been directly connected to the grid and it is also Y connected while the rotor windings are open-ended fed to a back-to-back converter with a floating capacitor. The factors that are carefully studied are the power factor and the efficiency improvements of the …
Published in International Journal of Polymer Science and Engineering · Vol. 4, Issue 1, 2018 · pp. 10–19 Read article
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Syenthesis characterization and biological activities of Schiff base metal complexes of Zr (II) Ba(II), Cu(II), Sr(II) and Th (II) derived from sulfa pyridine
Abstract: Abstract : The Schiff base ligand was prepared by sulfapyridine with salicylaldehyde Zr(II), Ba(II), Co(II), Sr(II) and Th (II) complexes of above ligand was synthesized as well. The synthesized complexes have been characterized by powder XRD and SEM. The anti microbial activity of synthesized ligand ant its complexes have been tested for their antibacterial activity against bacterial species, such as Bacillus subtilis, staphylococcus aureus, Pseudomonas, aeruginosa, Enterobacter aerogenes, E-coli and …
Published in International Journal of Polymer Science and Engineering · Vol. 5, Issue 1, 2019 · pp. 30–37 Read article
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Cords of tyres to shed hybridization
Abstract: AbstractCords of tyres have descriptive issues for mechanical stability, break at elongation strength and dimensions. Two polymer reinforced cord form has lying usage from nylon and polyester to search respects for hybridized contributed formation after form from chords. Poly(ethylene naphthalate)-in-polyester yarn or aramid-in-nylonhybrid has provisioned steel cord substitution to raise steer-in-speed at subjective low-in-weight shed. Competencies among as routed fabrics under differential twisting has almost similar break-in-twist strengths as well …
Published in International Journal of Polymer Science and Engineering · Vol. 6, Issue 2, 2020 · pp. 5–11 Read article
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Aerogel to Study Nano-composite
Abstract: This article has linked to economic aerogel utility of build as by apply of thermal insulation from high and low temptation than usual subscription. Aerogel for building construction always esteemed to be damp proof reticulated architected formation. Space mission is inclusive afterwards as an energy absorber. Typified composite form mostly subjected to class as notified form after solidification on drying gelatinous composes from carbon, clay and silica. Multifunctional material characteristics …
Published in International Journal of Polymer Science and Engineering · Vol. 7, Issue 1, 2021 · pp. 1–10 Read article
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Thermal, Mechanical, Morphological and Rheological Behavior of HDPE and Algae Based Polysaccharide Blend
Abstract: The use of renewable resource based materials as filler for thermoplastic polymers showed wide scope in agriculture, textile and commodity applications due to low cost and high mechanical properties. In this work marine red algae based polysaccharide was used as a filler material for high density polyethylene (HDPE). The polysaccharide extracted from marine based red algae is a byproduct of algae to oil extraction process. The blends were prepared using …
Published in International Journal of Polymer Science and Engineering · Vol. 7, Issue 1, 2021 · pp. 35–44 Read article
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Study of Heavy Metal ion adsorption from Synthetic Wastewater with the help of biomass and analysis of Mathematical Model
Abstract: The biofilm matrix is a mixture of secreted polymers, metabolites and nutrients ingested, lysis solution products, and even particle debris. This matrix, which is polyanionic by nature, is essential for the activated carbon of metal cations. In this study, the heavy metal adsorption mechanism in biofilms is modelled in one spatial dimension. The numerical method is a free-boundary value issue for nonlinear parabolic and quadratic partial differential equations. Parabolic equations …
Published in International Journal of Polymer Science and Engineering · Vol. 8, Issue 1, 2022 · pp. 45–56 Read article
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A Literature Review on the Mechanical Properties of Banana Fiber Reinforced Polymer Composites
Abstract: The usage of composite materials and environmental contamination, as well as the utilization of renewable and biodegradable resources, are closely intertwined in today's rapidly developing world. An environmental researcher is hunting for sustainable materials. The forms and sizes of both natural and synthetic fibers are diverse. Researchers, engineers, and scientists have recently become interested in natural fibers as an alternative reinforcement for fiber-reinforced polymer composites. They are used to replace …
Published in International Journal of Polymer Science and Engineering · Vol. 8, Issue 2, 2022 · pp. 1–12 Read article
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Reviewing the Evolution of Nanotechnology in the Oil and Gas Sector: Focus on the Utilization of Silica Nanoparticles
Abstract: Nanotechnology is advancing notably in the oil and gas sector, with its applications demonstrating substantial progress. The use of nanoparticles in various aspects of the industry has shown promise in addressing challenges and improving efficiency. Nanotechnology is finding applications across multiple facets of the oil and gas industry, encompassing areas such as the development of drilling and hydraulic fracturing fluids, cementing for oil wells, improved oil recovery techniques, corrosion prevention, …
Published in International Journal of Polymer Science and Engineering · Vol. 9, Issue 2, 2023 · pp. 30–36 Read article
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A Brief note on Biomechanics
Abstract: Biomechanics is generally referred to as the study of how the systems of living organisms from plants to animals, react to the various forces of nature and stimuli. Biomechanics is the science of dealing with effects produced by external and internal forces on the living body. The need to study biomechanics for any the particular case is necessary for every physical educator or coach, who is involved in teaching movement …
Published in International Journal of Mechanics and Design · Vol. 2, Issue 2, 2016 · pp. 47–49 Read article
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Effect of Burr Height in Drilling Low Carbon Steels for Different Drill Point Angles
Abstract: In the present work low carbon steel have been used to observe the burr height at the exit end of the workpiece of a drilled hole under different machining conditions. Three uncoated 12 mm diameter HSS twist drills are used. These drills have different drill point angles, i.e., 118°, 100°, 80°. All the experiments are carried out on a CNC milling machine with and without the application of coolant. Cutting …
Published in International Journal of Mechanics and Design · Vol. 5, Issue 1, 2019 · pp. 24–37 Read article
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Hardened Steel an Appliance with Low Degeneration
Abstract: Combination of high hardness, toughness, and strain hardening capacities with reasonable ductility have privileged Hadfield steel in sectors such as mining, transportation, military, agricultural and earthmoving equipment. Micro- porosities formation during casting by last solidifying liquids at inter-dendritic spaces in directional solidification have been insidious crack initiators during service exposure. Particulate penetration resistant wear part surfaces for secondary and tertiary crushers are found to add chromium and vanadium prone to …
Published in International Journal of Mechanics and Design · Vol. 5, Issue 2, 2019 · pp. 56–60 Read article
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Solar Assisted Dehumidification Systeme Using Liquid Desiccant (Fabrication)
Abstract: A dehumidifier is a device which removes moisture from air and makes the air dry. A solar assisted dehumidifier using liquid desiccant has advantages of being solar powered as well as use of liquid desiccant increases the efficiency and minimizes the health hazards.
Published in International Journal of Mechanics and Design · Vol. 6, Issue 1, 2020 · pp. 12–16 Read article
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Experimental Investigation on Mechanical Failure of Bio-Implant Material for Orthopedic Applications
Abstract: Loss of limbs or destruction of bones in accidents and battle requires partial or complete replacement of the damaged body parts and bones in particular for complete recovery. The materials which can be used as artificial bio-implants for the replacement must be bio-Integrable as well as biocompatible with the host human body and possess very high mechanical properties to withstand high wear and stresses involved in various joints. Existing research …
Published in International Journal of Mechanics and Design · Vol. 6, Issue 1, 2020 · pp. 21–28 Read article
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Design and Performance Testing of Brown Grass Flower Broom Reinforced Composites
Abstract: Engineering materials are classified into many varies and composites are those which are finding their role in all modern day engineering applications. Composite materials are materials made of two basic components, polymer resins and fibers. It combines the physical properties and high mechanical properties of the fiber, as well as the appearance, adhesion and performance of the polymer. Here, we prefer brown grass flower brooms as our main fiber to …
Published in International Journal of Mechanics and Design · Vol. 6, Issue 2, 2020 · pp. 34–37 Read article