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228 articles for “chlorides”
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Comparison Study between Pd/AC and Pd/CB for Simultaneous Production of Hydrogen and Carbon Nanotubes using Thermocatalytic Decomposition of Methane
Abstract: Hydrogen is an attractive alternative source of the future need. It could be produced from the diverse sources and is used for a transport fuel which chiefly alliance with fuel cells. The crucial challenge for hydrogen production is reducing the price of production technologies to make the ensuing hydrogen price economical with conventional fuels. Thermocatalytic decomposition (TCD) of methane is one of the most advantageous technique which will meet the …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 18, Issue 1, 2016 · pp. 18–26 Read article
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Influence of Various Additives on Tensile Strength and Quality of PVC Wire Jacket
Abstract: Polyvinyl chloride (PVC) is one of the most commonly used plastic materials in the world. A number of studies have been done to investigate the various effects of additives in PVCcompounding. This paper primarily reports the effect of the composition of Chlorinated Paraffin Wax (CPW), Di-octyl phthalate (DOP), PVC Resins and Calcium Carbonate on theTensile Strength of PVC wire insulation. DOP is a commonly used plasticizer from the phthalate ester …
Published in Trends in Mechanical Engineering & Technology · Vol. 7, Issue 1, 2017 · pp. 6–12 Read article
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A Physicochemical Analysis of Ground Water from Few Selected Areas of Maharashtra, India
Abstract: Water is one of the valuable natural resource known on Earth. It is important to all living organisms of different ecological systems, human health, food production and economic development. Release of hazardous waste disposals such as synthetic agricultural chemicals, weathering of rocks , leaching of soils, human activities such as littering of plastic bags, used water bottles, mining processes, etc…toxic wastes from various industries in water bodies is a serious …
Published in Journal of Water Pollution & Purification Research · Vol. 8, Issue 2, 2021 · pp. 36–42 Read article
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Formulation And Evaluation Of Captopril Sustained Release Tablet By Qbd Approach.
Abstract: The purpose of present study was to formulation and evaluation of Captopril sustained release tablet by QbD approach using size expanding polymer and cross linker. Captopril is a ACE inhibitor use in treatment of mild to moderate hypertension. Captopril having biological half-life of 2 hrs. The drugs gets degrade as its goes to higher pH, so we selected size expanding GRDDS. In formulation development study by using QbD, we found …
Published in Research & Reviews: A Journal of Drug Formulation, Development and Production · Vol. 10, Issue 1, 2023 · pp. 64–73 Read article
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The Effect of Dried Green Alga Chlorella sorokiniana MH923013 on Corrosion Protection of Stainless Steel in Saline Media
Abstract: Metals interact with their surroundings to undergo corrosion, which is also defined as surface damage or metal decline in an aggressive setting. The objective of the current study was to assess the ability of the green alga Chlorella sorokiniana MH923013 to prevent corrosion of stainless steel in saline medium. Atomic force macroscopy (AFM) and Fourier transform infrared spectroscopy (FTIR) were used to analyse a dry mass of green algae. Electrochemical …
Published in Journal of Polymer & Composites · Vol. 11, Issue 2, 2023 · pp. 24–32 Read article
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Mechanical and Environmental Performance of Curaua Fiber Composites: A Sustainable Alternative to Wood and PVC
Abstract: This study examines the mechanical behavior of curaua fiber composites, comparing their performance to other materials like wood and PVC. Curaua fibers, sourced from the Brazilian Amazon, demonstrate superior mechanical properties, making them a promising alternative for sustainable composite materials. The composites were fabricated using various methods and subjected to tensile, flexural, and impact tests. Results show that curaua fibers exhibit an average tensile strength of 30.7 MPa, outperforming wood …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 467–477 Read article
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Evaluating Fiber Volume Fraction and Defects in Fiber Reinforced Polymer Composites for T Joint applications
Abstract: Fiber-reinforced polymer (FRP) composites have been integral to industries such as aviation, aerospace, shipbuilding, and automotive due to their strength, durability, lightweight, and corrosion resistance. This study examines the production and microstructural analysis of polymer composites using FRP and manual lamination methods. While manual lamination is quick and economical, it relies on operator skill, resulting in low mechanical properties. Microstructure analysis via 3D optical and scanning electron microscopes revealed that …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1222–1235 Read article
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Estimation of Life Cycle Cost of RC Infrastructure Using Different Analysis Methods
Abstract: Accuracy of service life prediction largely influence life cycle cost of infrastructure. Recent research come up with the conclusion that ingression of chloride to cover concrete is dependent on the water penetration front which dramatically change the service life. Therefore, in this study chloride ion profiles and behavior of penetrating water for slag concrete with w/c ratio as 40%, 55% and 70%, respectively, cast in laboratory, were examined. Furthermore, life …
Published in Journal of Construction Engineering, Technology & Management · Vol. 5, Issue 2, 2015 · pp. 15–21 Read article
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Improving Environment Health through E-Waste Management
Abstract: The rapid growth in technology leads to “replacement market” in developing as well as developed nations. Due to this electrical and electronic waste (E-waste) is increasing day by day and it is of great concern. Environmental health issues and other related issues are making the scientists and technologist to think over it and come with some concrete solutions. This paper talks about these issues and also suggests some corrective steps …
Published in Journal of Microcontroller Engineering and Applications · Vol. 4, Issue 1, 2017 · pp. 4–6 Read article
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Fabrication and Surface Modified Non-woven Calotropis gigantea Fiber Mat Reinforced Polypropylene Composites by Film Stacking Method
Abstract: Nowadays, there is a growing environmental consciousness and awareness about the need for sustainable development, which has led to growing interest in using natural fibers as reinforcement in polymer composites for synthetic fiber substitution. The current work deals with the effects of Calotropis gigantea fiber (CGF) content and chemical modification of CGF mats by treatment with sodium dodecyl sulfate (SDS) and SDS-pretreated benzoyl chloride on the fundamental properties of CGF-filled …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 9, Issue 1, 2022 · pp. 10–22 Read article
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Corrosion Behavior of Steel in Reinforced Concrete
Abstract: There are many environments where steel is exposed to different types of cement as well as different water cement ration along with variable PH of water mixed during the preparation of concrete. Deterioration of steel in such environment causes corrosion and its rate depend upon the type of cement and type of environment because it not only corrode steel but also affect the concreting material as it contains various chemical …
Published in Recent Trends in Civil Engineering & Technology · Vol. 5, Issue 3, 2015 · pp. 66–74 Read article
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Catalysis by Iridium (III) in the Oxidation of Hydrocarbons and Cyclic Alcohols by in situ Prepared Sodium Ferrate
Abstract: Potassium ferrate can be used as an oxidant only after separating it in the solid form for which tedious and multi-step process involving hazardous chemicals is required. Problems of separation of potassium ferrate in the solid form and its storage can be minimized if in situ prepared sodium ferrate is used as an oxidant which easily oxidizes hydrocarbons and cyclic alcohols from the synthetic point of view. Surprisingly, addition of …
Published in Journal of Catalyst & Catalysis · Vol. 3, Issue 1, 2016 · pp. 25–31 Read article
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Investigation and Comparison of Different Action of Catalyst and Process Conditions in the Production of Chlorobenzene
Abstract: Overview on the investigation and comparison of different action of catalyst and process conditions reveals that the productions of chlorobenzenedoesnot occur naturally, Chlorobenzene is an aromatic compound with chemical formula C6H5Cl. This colorless, volatile, water-insoluble, flammable liquid with a penetrating smell of almonds is a common solvent which is gotten mostly from the chlorination of benzene and widely used intermediate in the manufacture of other chemicals. Production of chlorobenzene is …
Published in Journal of Catalyst & Catalysis · Vol. 7, Issue 2, 2020 · pp. 1–4 Read article
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Significance of Halogen in Crude Oil Refining and It’s Test Methods
Abstract: Halogen includes organic and inorganic ions of fluoride, chloride, bromide and iodide. Natural crude oils are fossil fuel and generally not having any halogens. Water is part of exploration out come and it will separate maximum extent however some amount of water remains with crude oils which is main source of inorganic halogens. The source of organic halogens is mainly from process chemicals/additives that are used while exploration/transportation or adulteration …
Published in Journal of Petroleum Engineering & Technology · Vol. 13, Issue 1, 2023 · pp. 1–5 Read article
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Pharmaceutico-analytical Study of Navasadara Satva
Abstract: AbstractNavasadara (Ammonium Chloride; NH4Cl) is one of the rasadravyas included under sadharana rasa varga. Navasadara satvapatana is one of the potent formulations explained in the text Rasatarangini. Navasadara satva possesses the properties like deepana, kapha nissaraka, ruchya, and indicated in amlapitta, hrudaya dourbalya, murcha, puppusashotha, etc. In general, satvapatana means extraction of metallic portion from ore. But here satvapatana process is mentioned for mineral like navasadara. So present study has …
Published in Journal of AYUSH: Ayurveda, Yoga, Unani, Siddha and Homeopathy · Vol. 2, Issue 2, 2013 · pp. 32–36 Read article
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Assessment and Monitoring of Carbonation Ingress in Reinforced Concrete Structures: Non-Destructive Testing for Durability and Performance Evaluation
Abstract: This research addresses the urgent concern of the accelerated and premature deterioration observed in reinforced concrete (RC) structures over recent decades. Emphasizing the necessity for effective condition evaluation, the study introduces various non-destructive testing (NDT) techniques tailored for monitoring civil infrastructures. Covering key parameters crucial for performance assessment and condition monitoring, including reinforcement cover, corrosion, carbonation, chloride concentration, and concrete strength, the research employs methods such as covermeter and rebar …
Published in Journal of Offshore Structure and Technology · Vol. 10, Issue 3, 2023 · pp. 21–30 Read article
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Investigation on the Characteristics of Flood Water Quality in Egi Clan in Rivers State of Nigeria
Abstract: Physicochemical analysis of flood water was performed in four communities in Egi Clan: Ogbogu, Obagi, Oboburu and Akabuka in Rivers State, Nigeria. The physiochemical perameters analysed were: pH, chloride, sulphate, iron, conductivity, total hardness, alkalinity, turbidity, total dissolved solids, and total suspended solids. The result of pH of the four communities in the order above were 6.34, 5.04, 5.50 and 5.90 for chloride: 50.4 mg/l, 171.9 mg/l and 198.52 mg/l …
Published in Journal of Water Pollution & Purification Research · Vol. 8, Issue 2, 2021 · pp. 33–43 Read article
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Synthesis, Characterization of Novel 5-(Dimethylamino) Naphthalene Sulfonamide Derivatives
Abstract: 5-(Dimethylamino) naphthalene-1-sulphonic acid was synthesized by methylation of 5-amino naphthalene-1-sulphonic acid. 5-(Dimethylamino) naphthalene-1-sulphonyl chloride were synthesized by the chlorination of 5-amino naphthalene-1-sulphonic acid. 5-(Dimethylamino) naphthalene-1-sulfonamide derivatives were synthesized by condensation of 5-(Dimethylamino) naphthalene-1-sulphonyl chloride and corresponding primary amines. There chemical structures were confirmed by I. R., 1HNMR and elemental analysis. Keywords: Synthesis, sulfonamides derivatives, 5-(Dimethylamino) naphthalene-1-sulphonic acid, 5-(Dimethylamino) naphthalene-1-sulphonyl chloride Cite this ArticleKhan Asif, Mishra Ritesh, Malvia Hitesh, et al. …
Published in Research & Reviews: A Journal of Drug Design & Discovery · Vol. 2, Issue 2, 2015 · pp. 1–5 Read article
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Synthesis and Chemical Characterization of Benzopyran Derivatives Fused to Pyrimidine Moiety
Abstract: In an attempt to find a new class of antimicrobial agents, a series of fused benzopyran derivatives containing pyrimidine moiety were prepared via the reaction of 2-(1h-benzo[d] imidazol-2-yl acetonitrile with 2-amino-3-(1h-benzo[d] imidazol-2-yl)-4-phenyl-4h-chromen-7-ol in the presence of piperidine and anhydrous zinc chloride. The target molecules were also synthesized using interchange component strategy. These compounds were screened for their antibacterial activity against gram-positive bacteria (Staphylococcus aureus and Streptococcus pyogenes), gram-negative bacteria (Pseudomonas …
Published in Research & Reviews: A Journal of Drug Formulation, Development and Production · Vol. 5, Issue 3, 2018 · pp. 11–23 Read article
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Investigation of the Effects of Physicochemical Behaviour, Design, and Contaminants on Corrosion Mechanisms for Coatings
Abstract: Advanced coating systems have been developed to address the challenges of coating life and corrosion mechanisms in various industries. These coating systems are designed to provide enhanced protection, prolong the lifespan of coated surfaces, and reduce the effects of corrosion. A corrosion study with respect to contaminants (water soluble salts like sulphates, chlorides and nitrates etc.), design of the components (macro and micro defects developed due to improper design and …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 44–54 Read article