State of art of alkaline earth metal oxides catalysts used in the transesterification of oils for biodiesel production

JA Tavizón-Pozos, G Chavez-Esquivel… - Energies, 2021 - mdpi.com
Biodiesel produced through catalytic transesterification of triglycerides from edible and non-
edible oils and alcohol is considered an alternative to traditional petro-diesel. The interest in …

Continuous production of biodiesel from rapeseed oil by ultrasonic assist transesterification in supercritical ethanol

SV Mazanov, AR Gabitova, RA Usmanov… - The Journal of …, 2016 - Elsevier
In Europe, rapeseed is a renewable raw material which has been widely used for the
production of biodiesel by various processes. The transesterification reaction of rapeseed oil …

New catalysts for biodiesel production under supercritical conditions of alcohols: A comprehensive review

V Demir, M Akgün - ChemistrySelect, 2022 - Wiley Online Library
Nowadays, due to detrimental carbon dioxide emissions and dwindling non‐renewable
fossil energy from crude oil, biodiesel from green sources such as vegetable oils, animal …

Environment-friendly heterogeneous alkaline-based mixed metal oxide catalysts for biodiesel production

HV Lee, JC Juan, TY Yun Hin, HC Ong - Energies, 2016 - mdpi.com
The critical problem arising from the depletion of fossil fuels has stimulated recent interests
in alternative sources for petroleum-based fuel. An alternative fuel should be technically …

Heterogeneous catalytic esterification of oleic acid under sub/supercritical methanol over γ-Al2O3

J Zhang, J Liu, X Huang, S Choi, R Zhu, S Tang… - Fuel, 2020 - Elsevier
A continuous pack-bed reactor experimental system was employed to investigate the
heterogeneous catalytic esterification of oleic acid and sub/supercritical methanol with γ-Al 2 …

Lipid-based biofuel synthesized from palm-olein oil by supercritical ethyl acetate in fixed-bed reactor

W Sakdasri, S Ngamprasertsith, S Daengsanun… - Energy Conversion and …, 2019 - Elsevier
This study aimed to investigate the effects of temperature, ethyl acetate to palm oil molar
ratio, residence time, and packing alumina balls on triglyceride conversion, ethyl ester, and …

Influence of Kinetic Variables on Rubber Seed Oil Trans-esterification Using Bifunctional Catalyst CaO-MgO/SiO2

KD Pandiangan, W Simanjuntak… - Oriental Journal of …, 2017 - repository.lppm.unila.ac.id
In this study, syntheses of bifunctional catalyst (CaO-MgO/SiO2) with different ratios of CaO:
MgO: SiO2 of 1: 1: 3 and 1: 1: 5 were carried out by sol-gel method. The catalysts were …

Production of biodiesel from palm oil under supercritical ethanol in the presence of ethyl acetate

N Akkarawatkhoosith, A Kaewchada, A Jaree - Energy & Fuels, 2019 - ACS Publications
A simple technique offering high biodiesel yield and quality was proposed. Palm oil and
ethanol were used as raw materials, while ethyl acetate was used as a reactive cosolvent to …

Catalytic synthesis of fatty acid methyl esters from Madhuca indica oil in supercritical methanol

N Lamba, S Adhikari, JM Modak, G Madras - Energy Conversion and …, 2018 - Elsevier
Fatty acid methyl esters (FAMEs) that are used as biodiesel can be synthesized in
supercritical methylating agents such as supercritical methanol. While the synthesis can be …

[HTML][HTML] Supercritical transesterification of beef tallow for biodiesel production in a batch reactor

PA Marulanda-Buitrago… - … -Ciencia, Tecnología y …, 2015 - scielo.org.co
Supercritical transesterification experiments of beef tallow with ethanol were carried out in a
batch reactor in order to assess the effect of temperature (350-400 C), reactant molar ratio …