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277 articles for “Chemical processing”
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Controlling Catalytic Reactions-Recent Report
Abstract: Catalysts play an important role in various chemical reactions. Their prime role is to speed up the reaction. Catalysts are required in very small amounts and are not consumed during the reaction. Today, catalysts are not only required by chemists to accelerate their chemical processes but they have become a crucial part of the industrial sector as well [1]. This is because use of catalyst in accelerating the reaction rate …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 2, Issue 2, 2016 Read article
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Transforming Waste Plastics Through Pyrolysis: A Sustainable Solution for Polymer Resource Recovery
Abstract: The global accumulation of plastic waste, particularly polymers like polyethylene (PE), presents amajor environmental challenge, demanding innovative solutions for effective management. This studyfocuses on the chemical process of pyrolysis as a promising approach for polymer resource recoveryand environmental sustainability. Pyrolysis involves the thermal decomposition of plastic waste intovaluable products, such as liquid fuels, gases, and solid residues. Key parameters, such as temperature,heating rate, and residence time were optimized to enhance …
Published in International Journal of Polymer Science and Engineering · Vol. 10, Issue 2, 2024 · pp. 12–19 Read article
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Green Solvent Extraction: Sustainable Approaches for Chemical Separation
Abstract: Solvent extraction techniques have advanced significantly as a result of the increased focus on sustainability and environmental responsibility. Traditional organic solvents, while effective in chemical separation processes, often contribute to environmental pollution and pose health risks. In response, researchers have explored greener alternatives that minimize these adverse effects. Compared to traditional procedures, green solvent extraction offers safer and more environmentally friendly solutions by using bio-based solvents, ionic liquids, and deep …
Published in International Journal of Chemical Separation Technology · Vol. 11, Issue 1, 2025 Read article
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Greener ways of synthesizing Styrene oxide
Abstract: Styrene oxide is a key intermediate used in the fragrance, flavour, polymer and pharmaceutical industries, basically synthesized through processes such as epoxidation followed by distillation. These methods generate effluents that give rise to significant environmental challenges and rendering large-scale commercial production non-viable. The urgency for a greener and more economically viable synthesis routes has given rise to the exploration of alternative methods that produces lesser effluent generation. Enzymatic synthesis offers …
Published in International Journal of Green Chemistry · Vol. 11, Issue 2, 2025 · pp. 14–20 Read article
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Dynamic Matrix Control Versus Nonlinear ModelPredictive Control for the Van de Vusse ContinuousStirred-Tank Reactor: Diagnosing and Correcting aCost-Function Pathology That Masked NMPC’sTrue Performance
Abstract: The Van de Vusse reaction in a continuous stirred-tank reactor (CSTR) is a benchmark for nonlinear multivariable control, but its narrow operating envelope creates a trap for nonlinear model predictive control (NMPC): when the setpoint step is small relative to the plant’s reachable range, a standard quadratic NMPC cost function can make zero control action mathematically optimal, even with a perfect prediction model. This paper documents that failure mode, traces …
Published in International Journal of Chemical Separation Technology · Vol. 12, Issue 2, 2026 · pp. 55–66 Read article
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Recent Advances in Analytical and Applied Chemistry: A Comprehensive Review
Abstract: Analytical and Applied Chemistry form the backbone of modern scientific progress, connecting fundamental molecular insights with real-world industrial and societal applications. Over the past decade, these fields have undergone significant transformation, driven by the need for sustainability, precision, and efficiency. This review highlights key advancements in green analytical chemistry (GAC), high-resolution mass spectrometry (HRMS), and the incorporation of nanotechnology into chemical sensing, while also examining their broader implications in applied …
Published in International Journal of Analytical and Applied Chemistry · Vol. 12, Issue 1, 2026 · pp. 36–41 Read article
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Advances and Emerging Trends in Classical and Modern Thermodynamics.
Abstract: Thermodynamics, as a foundational discipline of physical science, has continually evolved from its classical roots to modern, interdisciplinary applications. Classical thermodynamics established the laws governing energy, entropy, and equilibrium, providing the framework for analyzing heat engines, refrigeration cycles, and chemical processes. Recent advances have expanded these principles into new domains, integrating statistical mechanics, quantum theory, and non‑equilibrium systems. Emerging trends highlight the role of thermodynamics in nanoscale and quantum technologies, …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 12, Issue 1, 2026 · pp. 1–8 Read article
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Biocatalytic Synergy: Organic Chemistry Strategies for Sustainable Biochemical Transformation
Abstract: In the pursuit of greener and more sustainable chemical processes, biocatalysis has emerged as a pivotal field bridging organic chemistry with biochemical innovation. This paper explores how principles from organic chemistry are being integrated into biocatalytic systems to enable environmentally friendly biochemical transformations. Emphasis is placed on enzyme engineering, co-factor recycling, green solvent usage, and hybrid chemo-enzymatic methodologies that enhance selectivity, reduce toxicity, and minimize environmental impact. Recent advancements—including machine …
Published in International Journal of Industrial Biotechnology and Biomaterials · Vol. 11, Issue 2, 2025 · pp. 38–41 Read article
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Kinetic Modifications in Polymers under Cryogenic Stress: A Thermochemical Study
Abstract: This study explores the kinetic modifications in polymers subjected to cryogenic stress, focusing on the thermochemical behavior and structural changes that occur at low temperatures. Polymers, when exposed to cryogenic conditions, exhibit distinct molecular rearrangements, influencing their mechanical properties and thermal stability. The investigation involves characterizing these polymers using advanced spectroscopic and thermal analysis techniques to identify alterations in crystallinity, molecular weight distribution, and glass transition temperature. By examining the …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 10, Issue 2, 2024 Read article
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A Review on Challenges and Opportunities in Green Pharmacy
Abstract: The green chemistry revolution is providing an enormous number of challenges to those who practice chemistry in industry, education and research. With these challenges however, there are an equal number of opportunities to discover and apply new chemistry, to improve the economics of chemical manufacturing and to enhance the much-tarnished image of chemistry. After introducing the concept of new sustainable chemical technologies and also including a brief assessment of green …
Published in International Journal of Green Chemistry · Vol. 1, Issue 1, 2015 · pp. 33–41 Read article
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Green Pharmacy - Opportunities and Challenges
Abstract: The green chemistry revolution is providing an enormous number of challenges to those who practice chemistry in industry, education and research. With these challenges however, there are an equal number of opportunities to discover and apply new chemistry, to improve the economics of chemical manufacturing and to enhance the much-tarnished image of chemistry. After introducing the concept of new sustainable chemical technologies and also including a brief assessment of green …
Published in International Journal of Green Chemistry · Vol. 3, Issue 2, 2017 · pp. 15–23 Read article
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Studies on Molecular Electronics
Abstract: This article is study of molecular electronics to circumvent usual scope, as of, lithographically adjective constitutive proclaim. Molecular electronics has been interdisciplinary study among physics, chemistry, and material science. Ethical has been to unify feature as molecular building block fabricate to assign as electronic components. Lithographic removal of bulk has reticulated synergism under miniature scope scheme i.e., growing individual molecular block by chemical process. Thus, top-down lithography has substitutive apt …
Published in International Journal of Analog Integrated Circuits · Vol. 7, Issue 2, 2021 · pp. 1–4 Read article
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Comparative Study of Effect of Weight, Time and Temperature on Extracted Oil Recovered from Some Mango Seed
Abstract: This research was used to evaluate and characterised the product obtained from a unique process called mechanothermal extraction/distillation process of 3 mango seeds materials (opioro, Enugu and Benue Species) of 3 species each for the production of oil. The oil obtained from the process will serve as raw materials and be useful in the following areas: Pharmaceutical, chemical and food processing industries respectively. The quality and quantity of the oil …
Published in International Journal of Chemical Engineering and Processing · Vol. 10, Issue 1, 2024 Read article
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Artificial Intelligence for the Art and Science of Separation: Optimizing Chemical Systems
Abstract: Chemical separation processes play a critical role across chemical manufacturing, energy production, pharmaceuticals, and environmental remediation, yet they remain among the most energy-intensive operations in modern industry. Recent advancements in artificial intelligence (AI) offer transformative opportunities to significantly improve the efficiency, selectivity, and sustainability of these systems by leveraging computational power and data-driven insight. This article reviews the emerging integration of machine learning, data-driven modeling, and advanced optimization algorithms with …
Published in International Journal of Chemical Separation Technology · Vol. 11, Issue 2, 2025 · pp. 1–7 Read article
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Application of Solar Nano-photocatalysis in the Pretreatment of Reverse Osmosis Seawater Desalination
Abstract: The reverse osmosis membrane is very sensitive to contaminations present in seawater which makes the pre-treatment step very important to ensure maximum efficiency of the RO process. The photocatalysis can be used to replace the conventional chemical pretreatment process. Semiconductors photocatalysts are used to oxidize contaminated seawater. It can decompose organic matter into smaller compound and low poisonousness inorganic matter thereby increase life span of RO membrane. This research aims …
Published in International Journal of Applied Nanotechnology · Vol. 3, Issue 1, 2017 · pp. 11–17 Read article
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Industrial Biotechnology and Circular Economy: A Pathway to Sustainable Bio-Manufacturing
Abstract: Industrial biotechnology, also known as white biotechnology, represents the application of biological systems and organisms in industrial processes, focusing on the production of bio-based products, including biofuels, chemicals, and materials. With the pressing need for sustainable manufacturing practices to address environmental degradation, resource depletion, and climate change, integrating industrial biotechnology with the principles of the circular economy offers an innovative pathway to ensure sustainability. The circular economy, which focuses on …
Published in International Journal of Industrial Biotechnology and Biomaterials · Vol. 11, Issue 1, 2025 · pp. 17–21 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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Optimization and Control of Evaporative Separation Processes
Abstract: Evaporative separation processes are widely used in various industries, including chemical manufacturing, petroleum refining, and food and beverage processing, to separate components based on their vapor pressures. These processes involve the use of equipment such as distillation columns, evaporators, and membrane-based systems, and are critical for ensuring product quality and process efficiency. However, the complexity of evaporative separation processes and the inherent variability in feedstock composition and quality make it …
Published in International Journal of Chemical Separation Technology · Vol. 8, Issue 2, 2022 · pp. 27–31 Read article
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AN OUTLINE OF KINETICS VERSUS THERMODYNAMICS CHEMISTRY
Abstract: Nearly all chemical reactions has a kinetic and a thermodynamic feature. The terms ‘kinetic’ and ‘thermodynamic’ though inter-related are two diverse aspects of a chemical reaction. This paper represents an outline of the underlying relationships between the two through application to chemical reactions and an example from natural processes. A required condition for thermodynamic control is reversibility or a mechanism allowing the equilibration between products. In this manner, the thermodynamically …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 3, Issue 2, 2017 · pp. 17–20 Read article
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Studies on Extraction of Total Tannin Content from seeds of Momordica charantia
Abstract: Bitter Gourd is also known as Bitter Melon or Bitter Apple and few other names also, We called it bitter due to its bitter taste as it contain vitamin C. Its scientific name is Momordica charantia. It is a tropical and subtropical fermented beverage which is grown primarily in India and Eastern regions of Asia. The fruit contains a number of important nutrients. It belongs to the family of Cucurbitaceae …
Published in International Journal of Industrial Biotechnology and Biomaterials · Vol. 8, Issue 2, 2022 · pp. 20–26 Read article