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Upgrading catalytic activity of NiO/CaO/MgO from natural limestone as catalysts for transesterification of coconut oil to biodiesel
Biodiesel Limestone Methyl ester PEG Vegetable oil
2023/12/19
Limestone was converted to high surface area CaO/MgO catalysts via calcination-hydration-dehydration (CHD) method for transesterification of coconut oil to biodiesel. Thermal?decomposition?at 900 degr...
Optimization of safflower oil transesterification using the Taguchi approach
ANOVA, Biodiese Optimization Taguchi approach Transesterification
2018/4/2
Biodiesel is an alternative renewable fuel which is produced by using biomass resources. Its physicochemical properties are close to those of the petroleum diesel fuel. This study highlights biodiesel...
Lipase-catalyzed transesterification of rendering plant fat ?Short Communication
biofuel biodiesel rendering plant fat transesterification lipase
2014/2/26
Soluble lipase (Lipozyme CALB L) was immobilized by covalent bond to chitosan pellets prepared from Aspergillus niger mycelium. This immobilized enzyme was compared with commercial immobilized lipase ...
Effects of Molar Ratio, Catalyst Concentration and Temperature on Transesterification of Triolein with Ethanol under Ultrasonic Irradiation
Triolein Ethanol Ultrasonic irradiation Biodiesel Base catalyst
2009/7/28
The transesterification of triolein with ethanol to make biodiesel fuel was investigated under ultrasonic irradiation to evaluate the effects of the amount of base catalyst (NaOH or KOH), molar ratio ...
Acid catalysed transesterification of animal waste fat
animal fat animal waste biofuel rendering plant transesterification
2014/2/26
Rendering plant fat (RPF) was collected and different conditions were used for transesterification. The course of transesterification of RPF was compared with that of transesterification of lard under...
Zinc Perchlorate Hexahydrate Catalyzed Mono- and Bis-Transesterification of Malonic Esters
Transesterification zinc perchlorate malonic esters mono-substituted malonic esters unsymmetrical malonic esters
2010/4/16
Commercially available zinc perchlorate hexahydrate [Zn(ClO4)2.6H2O] was found to be a highly effective catalyst for the transesterification of malonic esters with alcohols. The treatment of methyl-, ...
Transesterification Reaction of Dimethyl Terephthalate by 2-Ethylhexanol in the Presence of Heterogeneous Catalysts under Solvent-free Condition
transesterification dioctyl terephthalate heterogeneous catalyst plasticizer solvent-free reaction
2007/12/20
In this study, the synthesis of bis-(2-ethylhexyl) terephthalate, via the transesterification reaction of dimethyl terephthalate (DMT) by 2-ethylhexanol in the presence of different heterogeneous cata...
New Alkoxyzinc Salts Mediated Chemoselective Transesterification Reactions
Chemoselective transesterification zinc bromide zinc acetate alkoxyzinc bromide alkoxyzinc acetate
2010/4/19
A new chemoselective method for the transesterification of alkyl esters in the presence of in situ formed alkoxyzinc salts was developed. Electron-rich esters are less reactive than electron poor ones...
Production of Vegetable Oil Fatty Acid Methyl Esters from Used Frying Oil by Combined Acidical/Alkali Transesterification
fatty acid methyl ester esterification transesterification frying oils
2010/8/11
In this paper the actual driving forces of the research, production and utilization of biofuels are listed for directing attention for these. The authors try to find a solution to utilize the greatly ...