Sustainable Chemical Engineering, Volume 5 Issue 2 (2024), 284-603



Open Access Article

Computational Studies of Biodegradation of Polyester-Polyurethanes by Protease Enzyme

by Baggya Karunarathna, G. M. S. T. Gajasinghe, V. T. Hewage, K. K. Govender, M. B. A. Prashantha, J. D. Wanniarachchi

ABSTRACT: Polyurethane (PU) is a widely used synthetic polymer with significant environmental concerns. Recent research into PU biodegradation, especially via protease enzymes, shows potential, yet the...

Open Access Article

Microstructure and Compressive Strength of Geopolymer Materials Based on Metakaolin with Hematite and Magnetite Gels as Additives

by Dimace Lionel Vofo Ngnintedem, Jean Mermoz Siéwé, Hervé Kouamo Tchakouté, Claus Henning Rüscher

ABSTRACT: The purpose of this work is to increase the compressive strength and improve the microstructure of geopolymer materials by adding hematite and magnetite gels, as well as their powders, cured at 80...

Open Access Article

Enhanced Biodiesel Production from Waste Cooking Oil Using Potash-Enriched Natural Base Catalyst

by U. P. Patil, S. U. Patil

ABSTRACT: The transesterification reaction of waste cooking oil with methanol using a sugar apple peel ash catalyst has been reported. Under optimized conditions, the reaction of the oil with methanol in a...

Open Access Article

Enhancing the Cu (II) Removal in Water Using Functional Hybrid Membranes

by Noelle C. Zanini, Rennan F. S. Barbosa, Alana G. de Souza, Rafaela R. Ferreira, Paulo H. Camani, Sueli A. Oliveira, Daniella R. Mulinari, Derval S. Rosa

ABSTRACT: This work developed hybrid EIPS/NIPS membranes of poly (butylene adipate-co-terephthalate) (PBAT) with nanocurcumin (NC) and/or Cloisite 20A (C20A). The dispersed phases were characterized by...

Open Access Article

Sustainable Management of Forest and Building Wastes for Hydrogen- Rich Syngas from Catalytic Steam Gasification with Minimum CO2 Emissions

by D. Vamvuka, S. Panagiotidou, A. Orfanoudaki, M. Galetakis

ABSTRACT: The current study aimed at the exploitation of forest residues and their industrial waste for biofuel production, together with the exploitation of building demolition wastes (BDW) for CO 2...

Open Access Article

Comparison Between Vetiver and Brachiaria Grass in Erosion Control in Tropical Climate

by Mario Guilherme Garcia Nacinovic, Cláudio Fernando Mahler, Maria Clara de Oliveira Marques, José Ronaldo de Macedo, Adoildo da Silva Melo, Guilherme Ottoni Souza, Renata Coura Borges

ABSTRACT: The use of conservation practices, such as level planting, and the use of cover crops are able to reduce the magnitude of erosion processes, reducing losses of soil, water, nutrients and organic...

Open Access Article

Optimization of Pretreatment and Hydrolysis Steps and Estimation of Theoretical Bioethanol Potential from Cattle Manure

by Samomssa Inna, Oumarou Amadou Amadou, Djou Brice, Kamga Richard

ABSTRACT: The depletion of fossil fuels, the pollutant related, insecure supply chain of biomass and the increasing energy price lead to finding alternative energy sources. The goal of this study was to...

Open Access Article

Evaluating the Potential of Modified Mango Leaves as a Biosorbent for the Removal of Mercury (II) Ion and Congo Red from Wastewater

by Oluwaseun Adekoya Adelaja, Babafemi Raphael Babaniyi

ABSTRACT: The discharge of harmful metallic elements from industrial byproducts has resulted in notable environmental and public health risks. The aim of this study was to investigate the effectiveness of...

Open Access Article

Valorization of Fired Clay Bricks Debris (grog) Using Egg Shell and Coconut Shell in the Synthesis of an Ecological Compressed Earth Blocks: Microstructure and Engineering Properties

by Liyong Luc Arnold, Tchuifon Tchuifon Donald Raoul, Fotsop Cyrille Ghislain, Linda Lekuna Duna, Tchedele Langollo Yannick, Nsouandele Jean Luc

ABSTRACT: The aim of this work is to valorize fired clay brick debris (grog, CH) by using egg and coconut shells in the production of eco-friendly compressed earth bricks for sustainable building materials....

Open Access Article

Morphological, Thermal, Physicomechanical and Optical Properties of Crosslinked Poly (Ester-Urethane-Acrylate): Effect of Added Methyl Methacrylate

by Shyam Dev Maurya, Sanjay K. Nayak

ABSTRACT: Poly (ester-urethane-acrylate) (PEUA) macromonomer was prepared by reacting two moles of isophorone diisocyanate (IPDI) with one mole of bis (1,4-butanediol ortho-phthalate) (BPE), followed by...

Open Access Article

Design and Mechanical Analysis of a Continuous Stirred Tank Reactor (CSTR) for the Optimum Operation and Production of Propylene Glycol from Propylene Oxide Hydrolysis

by Wosu Chimene Omeke, Ezeh Ernest Mbamalu, Owu Festus Uwagbaoje

ABSTRACT: This study aimed to optimize the production of propylene glycol by designing a continuous stirred tank reactor (CSTR) and analyzing its thickness. The research involved developing a reaction...

Open Access Article

Regeneration and Reusability of Bleaching Earth as a Sustainable Material for Tartrazine Yellow (E102) Removal: Insights into Kinetic Mechanisms

by Chaida Butumap Ngolong Ngwethe, Gervais Kounou Ndongo, Donald Raoul Tchuifon Tchuifon, Cyrille Ghislain Fotsop, Dave Sanchez Mouafo Dongmo, Urselin Roland Noumsi Foko, Lynda Nathalie Nkom Soue, Melea Charles Kede

ABSTRACT: Anionic dyes, like tartrazine, have harmful effects on aquatic life and humans and therefore, their elimination from industrial effluents needs to be taken very seriously. The elimination of...

Open Access Article

Enhanced Biogas Purification Using Low-Cost Adsorption and Absorption Techniques

by Anceita Jepleting, Doricah Moraa, Dorcas Cheptoo, Achisa C Mecha

ABSTRACT: The effectiveness of biogas as a source of energy is hampered by low calorific value and equipment degradation due to corrosive impurities in raw biogas. Current purification techniques are...

Open Access Article

Review of Sulfate Removal in Low Concentration Brine Solutions

by Paulo Guilherme Freitas Melo, Kátia Cecília de Souza Figueiredo

ABSTRACT: Sulfate is a common ion present in natural water bodies at low concentrations and as effluent in different metallurgical processes. The discharge of sulfate in rivers and waterbodies can cause...

Open Access Article

Insight into the Bouguer-Beer-Lambert Law: A review

by Moses Kayanda Kiteto, Cleophas Achisa Mecha

ABSTRACT: The Bouguer-Beer-Lambert law, a fundamental principle in spectroscopy that establishes a linear relationship between absorbance and concentration, has been indispensable for chemical analysis and...

Open Access Article

Sustainable Starch Strategies: Nano and Macro Adsorbents for the Detoxification of Synthetic Dyes and Heavy Metals

by Wajeeha Naeem, Fazal Haq, Hashmat Ullah, Abid Khan, Rabia Kundi, Irum Bukhari, Iffat Ayesha Khan, Mehwish Kiran, Arshad Farid

ABSTRACT: The research being conducted explores environmentally friendly techniques for heavy metal and synthetic dye detoxification from aquariums via nano- and macro adsorbents based on starch. In...

Open Access Article

Computational Approach for Architecture, Tailoring, and Advancements in Perfluorinated Compounds: Synthesis, Characterization, and Future Directions in Fire Suppression Technology

by Rajiv Kumar, Chinenye Adaobi Igwegbe

ABSTRACT: The demand for effective fire extinguishants has spurred investigation into novel perfluorinated molecules due to their exceptional properties, including high thermal stability, low toxicity, and...

Open Access Article

Bio-Based Oligomers: Progress, Applications, and Future Perspectives

by Tahereh Hayeri (Neda)

ABSTRACT: In response to escalating environmental concerns, the coatings industry is experiencing a profound shift towards sustainability. Central to this transformation are advanced technologies such as...