Results 21 to 30 of about 131,276 (192)

A Green Route for Wasted Sulfur Consumption: Kinetic Modelling of Methyl Mercaptan Synthesis from Refinery H2S Streams over the K2Wo4/Al2O3 Catalyst [PDF]

open access: yesAdvances in Environmental Technology, 2019
The kinetics of methyl mercaptan production from a reaction between methanol and hydrogen sulfide in the presence of a K2Wo4/Al2O3 catalyst was experimentally studied.
Seyed Abdolmajid Khaksar   +2 more
doaj   +1 more source

Influence of Roller Configuration on the Fiber–Matrix Distribution and Mechanical Properties of Continuously Produced, Mineral-Impregnated Carbon Fibers (MCFs)

open access: yesFibers, 2022
The article at hand is envisaged to enumerate significant technological parameters for the successful impregnation of carbon fiber rovings having 50,000 (50 K) filaments, each within a fine-grained, cementitious suspension.
Marco Liebscher   +5 more
doaj   +1 more source

Activated carbon loaded with manganese and iron for glyphosate adsorption: Kinetics, isotherms and thermodynamic studies

open access: yesRevista Ambiente & Água, 2019
Granular activated carbon was loaded with 0.5% manganese and 1.0% iron (m/m) for glyphosate removal from aqueous solutions. The adsorbent material was characterized by scanning electron microscopy, dispersive energy spectrometry, nitrogen adsorption ...
Natalia Ueda Yamaguchi   +2 more
doaj   +1 more source

Mixed Oxide Catalyst for the Oxidation of Glycerol to Lactic Acid: Influence of the Preparation Method and Calcination Temperature

open access: yesIndonesian Journal of Chemistry, 2020
The selective oxidation reaction of glycerol to produce lactic acid is a high-temperature reaction, and requiring a catalyst with high thermal stability. The mixed metal oxide is one of the potential catalysts to be explored. In this study, prepared CaCe
Noraini Razali, Ahmad Zuhairi Abdullah
doaj   +1 more source

Hydroconversion of Furfural over Cu-Cr/SiO2 Nanocatalysts: A Comparative Study [PDF]

open access: yesIranian Journal of Chemical Engineering, 2018
Furfural is one of the most promising chemical platforms with bright perspective with respect to the production of biobased chemicals and fuels from lignocellulosic material.
M. Ghashghaee, S. Shirvani, V. Farzaneh
doaj  

Influence of Impregnation of Sodium Carbonate Catalyst on Physicochemical Properties of Biochar

open access: yesEngineering Proceedings, 2023
Biochar (BC) has been a viable resource in producing functionalised carbonaceous materials beneficial in soil fertility, environmental remediation, and energy recovery. In this study, the influence of Na2CO3 on the pyrolytic conversion of green pea peels
Norbert Onen Rubangakene   +4 more
doaj   +1 more source

Effect of Co and Mo Loading by Impregnation and Ion Exchange Methods on Morphological Properties of Zeolite Y Catalyst [PDF]

open access: yes, 2016
Coal tar can be used as an alternative raw material for the production of liquid fuels, such as: gasoline and diesel through hydrogenation and cracking process.
Anggoro, Didi Dwi   +3 more
core   +2 more sources

Preparation of Pt-Zeolite Catalyst for Conversion of n-Octanol

open access: yesIndonesian Journal of Chemistry, 2010
Pt-zeolite catalyst has been prepared by immersing a sample of zeolite in PtCl4 solution. After separation, the sample was dried and calcinated at 550 °C for 4 hours under nitrogen stream.
I Made Sadiana   +2 more
doaj   +1 more source

Different Approaches for the Preparation of Composite Ionic Liquid-Based Membranes for Proton Exchange Membrane Fuel Cell Applications—Recent Advancements

open access: yesMembranes, 2023
The use of ionic liquid-based membranes as polymer electrolyte membranes for fuel cell applications increases significantly due to the major features of ionic liquids (i.e., high thermal stability and ion conductivity, non-volatility, and non ...
Mohammad Ebrahimi   +2 more
doaj   +1 more source

Thermal Performance Evaluation of Fatty Acid Ester and Paraffin Based Mixed SSPCMs Using Exfoliated Graphite Nanoplatelets (xGnP)

open access: yesApplied Sciences, 2016
Phase change materials (PCMs) have been used in various fields including the materials of buildings. In this research, mixed shape-stabilized PCMs (Mixed SSPCMs) were prepared by impregnating coconut oil and n-hexadecane into exfoliated graphite ...
Hwayoung Lee   +5 more
doaj   +1 more source

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