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21 articles for “Alkali Treatment”
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Synthesis of Groundnut Shell Composites: Exploring Chemical Reactions for Particle Treatmentand Modification
Abstract: The utilization of groundnut shell particles as a sustainable and economical filler in composite materials has garnered significant interest in recent years. This manuscript presents an in-depth analysis of the chemical processes involved in synthesizing groundnut shell-based composites, with a focus on the treatment and modification of the particles to enhance their compatibility and functional properties. The study investigates various chemical reactions, including acid and alkali treatments, aimed at altering …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 10, Issue 2, 2025 · pp. 27–32 Read article
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Interfacial Engineering and Performance Optimization of Jute-Fiber-Reinforced Epoxy Laminates
Abstract: The increasing environmental concerns associated with synthetic fiber reinforced polymer composites have driven substantial research interest toward naturally derived, biodegradable fiber alternatives. This study presents a comprehensive mechanical and thermal characterization of jute fiber reinforced epoxy composites fabricated via hand lay-up followed by compression molding. Jute fibers were subjected to alkali treatment using 5 wt% sodium hydroxide (NaOH) solution for 4 hours at ambient temperature to enhance fiber–matrix interfacial bonding …
Published in International Journal of Polymer Science and Engineering · Vol. 12, Issue 1, 2026 · pp. 52–64 Read article
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Mercerization and Mechanical Properties of Natural Fibre Reinforced Composite: A Comprehensive Review
Abstract: Growing public concern about environmental issues has prompted the production of renewable, economical, and ecologically friendly materials. Thus a shift from synthetic fiber reinforced composites to natural fiber reinforced composites can be seen. Since Fibre reinforcement is deciding factors in the Structural properties of any engineered composite. But poor interfacial adhesion of fibre matrix obstruct it's potential while using in structural applications. Different studies suggested that the surface modification techniques …
Published in International Journal of Composite Materials and Matrices · Vol. 8, Issue 1, 2022 · pp. 1–8 Read article
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Influence of Surface Treatments on the Adhesion of Plant Fibers to Epoxy Resin
Abstract: Because of their primary benefits, moderate strength and stiffness, low cost, and the fact that they are a renewable, biodegradable, and environmentally safe material, natural fibers are seen to have potential use as reinforcing agents in polymer composite materials. Since they are inherently hydrophilic, moisture can easily build up on them, weakening or plasticizing the fibers’ adhesion to the surrounding matrix and affecting the performance of composite materials used in …
Published in International Journal of Agrochemistry · Vol. 11, Issue 1, 2025 · pp. 12–24 Read article
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Uses of Natural Fibres in Polymer Composites
Abstract: The increasing demand for sustainable and eco-friendly materials has led to growing interest in utilizing natural fibers as reinforcements in polymer composites. Natural fibers such as jute, flax, hemp, sisal, and coir have gained notable attention due to their renewable origin, biodegradability, low density, and cost-effectiveness when compared with conventional synthetic fibers like glass or carbon. When combined with suitable polymer matrices, these fibers form natural fiber-reinforced polymer composites (NFRPCs), …
Published in International Journal of Analytical and Applied Chemistry · Vol. 12, Issue 1, 2026 · pp. 1–9 Read article
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Physico-Mechanical Performance of Waste Plant Fiber Reinforced Thermoplastic Composites for Automotive Applications
Abstract: To maximize the interfacial bond strength, it is necessary to investigate the direct relationship between the degree of fiber-matrix adhesion and the mechanical and fracture behavior of composites. In this work, the strength of the interfacial bond between polypropylene (PP) and waste plant fiber (Dharose plant fiber, DF) that have been subjected to ultraviolet radiation (UV) was established. By using hot press molding, unidirectional composites of PP with dharose plant …
Published in International Journal of Chemical Engineering and Processing · Vol. 9, Issue 1, 2023 · pp. 14–24 Read article
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Effect of Natural Cellulosic Fiber Surface Modifications on the Mechanical Feature Reinforced Polymer Composites
Abstract: The current era's remedies to global warming revolve around replacing fossil fuels with more ecologically friendly biodegradable materials in order to slow down the rate at which they are being depleted. Calotropis gigantea fruit bunch (CGFB) fiber is one kind of substitute material that this work envisage using in place of plastics in the construction of composite materials, as supported by the study literature. CGFB fiber was chosen for this …
Published in International Journal of Chemical Engineering and Processing · Vol. 11, Issue 1, 2025 Read article
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Mechanical Behavior of Calotropis Gigantea FruitBunch Fiber-Epoxy Composites
Abstract: Global warming solutions in the modern era are centered on substituting environmentally friendly biodegradable materials for fossil fuels to slow down the rate at which they are being depleted. The study literature supports the use of substitute materials for plastics in the creation of composite materials, and this work envisions the use of Calotropis gigantea fruit bunch fiber as one such substitute material. Since Calotropis gigantea fruit bunch fiber is …
Published in International Journal of Composite Materials and Matrices · Vol. 10, Issue 2, 2024 · pp. 45–58 Read article
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Synthesis of Biodegradable Nano Composite of PMMA vinyl Polymer with Corn Cob
Abstract: Vinyl polymers are the largest category of polymers which have wide applications. PMMA is important vinyl polymer which when modified with with Corn Cob(agricultural waste) for nanocomposite formation, then it may result biodegradable modified polymer. Corn cobs (focal piece of maize) are either treated as waste or consumed as fuel causing ecological concern. So as to accomplish its worth option in new research regions, corn cob can be prepared synthetically …
Published in International Journal of Polymer Science and Engineering · Vol. 6, Issue 1, 2020 · pp. 20–24 Read article
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Optimization Process Parameters of Manganese Phosphate coating developed on En-19 Steels by Statistical Design of Experiment
Abstract: Phosphating is a chemical conversion process in which constituents of a metal surface with a view to produce thin adherent protective coating of insoluble crystalline phosphate by reaction with phosphoric acid solution. This conversion coating should have strong interfacial adhesion and porous enough. The growth of phosphate coating is influenced by method of cleaning of metal surface to be treated before treatment, use of surface activating rinses and acid or …
Published in International Journal of Metallurgy and Alloys · Vol. 2, Issue 2, 2016 · pp. 6–12 Read article
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Study on the Significance of Water Treatment Using Activated Carbon from Palm Bunch Fiber
Abstract: Activated carbon produced from palm bunch fibers was investigated for water treatment with the aim to improve water quality for industrial consumption and not for humans and animal consumption. Dominantly the activated carbon produced from palm bunch fiber was used for treatment of industrial effluent water and the application is environmental friendly. The high alkali concentration in the activated carbon improved the pH level of the treated water from 4.03 …
Published in International Journal of Industrial Biotechnology and Biomaterials · Vol. 6, Issue 1, 2020 · pp. 30–46 Read article
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Study on the Possibility of Ginger Juice Extract in Methyl Orange Decolorization
Abstract: In this research work, the authors investigated the potential of ginger juice as a natural and eco- friendly agent for the decolorization of an azo dye under varying pH conditions. Specifically, the study focused on the probability of dye decolorization at pH 6 and pH 8 to understand the influence of acidic and alkaline environments. Additionally, the effect of hydrogen peroxide (H₂O₂) as a co- treatment agent was assessed. For …
Published in International Journal of Plant Biotechnology · Vol. 11, Issue 1, 2025 · pp. 26–33 Read article
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Caffeine Prove as Neurostimulant by Enhancing the Acid and Alkaline Phosphatase Levels in Young Rat Liver and Young and Old Aged Wistar Rat Brain
Abstract: ABSTRACTAcid phosphatase (ACP) and Alkaline phosphatase (ALP) specific activity was estimated for young (150–220 g) and old aged (320–520 g) wistar rats and for similar groups with caffeine (neurostimulant) treated whole brain and liver tissues. Rats were orally administered with caffeine 13 mg/kg body weight for 3 and 6 days. Brains of young and old rats showed significant increased ACP activity 34.21 and 22.836 nmol/min/mg of protein for 3 days …
Published in International Journal of Animal Biotechnology and Applications · Vol. 5, Issue 1-2, 2019 · pp. 38–48 Read article
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Synthesis of Zeolites: An Overview
Abstract: Zeolites are microporous, aluminosilicate minerals commonly used as commercial adsorbents and catalysts. Zeolite synthesized from CFA is a minor but interesting product, with high environmental applications. Zeolites may be easily obtained from CFA by relatively cheap and fast conversion processes. This paper provides an overview on the methodologies for zeolite synthesis from CFA, and a detailed description of conventional alkaline conversion processes, with special emphasis on the experimental conditions to …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 3, Issue 2, 2017 · pp. 8–14 Read article
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Synthesis, Characterization, Chromatographic and Antifungal Evaluation of New Chalcone-Azo Ligand and Complexes
Abstract: Ligand chemistry is fundamental to coordination chemistry, complex chemistry, analytical reagents, andthe treatment of heavy ion pollutants. Recently, ligand complexes have been used in biologicalapplications such as radiation and the treatment of certain types of tumors. Researchers have expandedtheir studies to include complexes such as nanomaterials and drug carriers, demonstrating theireffectiveness through their nanoscale properties. It is worth noting that we chose indole and linked it to achalcone group to …
Published in International Journal of Analytical and Applied Chemistry · Vol. 12, Issue 1, 2026 · pp. 10–19 Read article
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Recent Trends in Production, Characterization, and Utilization of Fungal Chitosan
Abstract: Chitosan is the second most abundant biopolymer in nature after cellulose that can be extracted from marine sources, as well as from agricultural waste products such as mushrooms or other fungal sources following chitin deacetylation. The consistent production of these glycans by fungi is unaffected by seasonal changes, allowing for precise process control. This results in a more consistent quality of the final product. Currently, crustacean shells and other marine …
Published in International Journal of Industrial Biotechnology and Biomaterials · Vol. 10, Issue 1, 2024 · pp. 23–31 Read article
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Physico-Chemical Analysis of Oji-River in Enugu State,Nigeria to Ascertain its Pollution Level
Abstract: Physico-chemical investigations were carried out on Oji-river using standard methods to ascertain thelevel and sources of pollution. The distribution of pollutants due to anthropogenic activities wasreported. Evaluation revealed the mean range values of the following parameters; pH, 5.98 – 6.15,turbidity, 2.10 – 7.90 NTU, total suspended solid (TSS), 0.70 – 5.40 mgL-1, total dissolved solid (TDS),18.20 – 49.60 mgL-1, electrical conductivity (EC), 39.60 – 107.90 µScm-1, alkalinity, 20.0 – 34.0 …
Published in International Journal of Chemical Engineering and Processing · Vol. 10, Issue 1, 2024 · pp. 1–12 Read article
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Mechanical and Thermal Characterization of Natural Fiber-Reinforced Epoxy Composites for Structural Applications
Abstract: Natural fiber reinforced polymer (NFRP) composites have emerged as promising alternatives to conventional synthetic fiber composites owing to their environmental sustainability, low density, and competitive specific mechanical properties. However, a comprehensive and simultaneous evaluation of both mechanical and thermal performance of jute/sisal hybrid natural fiber epoxy composites under systematic fiber treatment conditions remains insufficiently addressed in the literature. The present study investigates the mechanical and thermal characterization of jute and …
Published in International Journal of Composite Materials and Matrices · Vol. 12, Issue 1, 2026 · pp. 37–48 Read article
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Preparation and Evaluation of Plant-Based Coir Fiber-Reinforced Polypropylene Composites
Abstract: In the present article, unidirectional coir fiber (CF) and alkali-treated CF (ACF) were incorporated in polypropylene (PP) with and without 3-aminopropyl trimethoxy silane (AS) and tetramethoxy orthosilicate (TS) to produce composites by a compression molding technique. The basic properties of PP/CF composites (e.g. tensile strength, tensile modulus, impact strength, and water absorption) have enhanced with increasing CF content. The incorporation of AS and TS after alkali pretreatment for CF composites …
Published in International Journal of Polymer Science and Engineering · Vol. 7, Issue 2, 2021 · pp. 34–47 Read article
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Stability Indicating Spectrophotometric Methods for the Determination of Enrofloxacin in Pharmaceuticals
Abstract: Enrofloxacin (EFX) is a first fluoroquinolone veterinary antibiotic and used for the treatment of some urinary tract, respiratory tract, and skin infectious diseases in pets and livestock. Three simple, selective and stability indicating UV-spectrophotometric methods have been developed and validated for the assay of EFX in bulk drug and in its dosage forms. The first proposed method (method A) is based on the measurement of the absorbance of EFX in …
Published in International Journal of Analytical and Applied Chemistry · Vol. 2, Issue 2, 2016 · pp. 26–37 Read article