Journal ArticleDOI
Production of biodiesel by esterification of palmitic acid over mesoporous aluminosilicate Al-MCM-41
Alipio C. Carmo,Luiz K. C. de Souza,Carlos E.F. da Costa,Elson Longo,José Roberto Zamian,Geraldo Narciso da Rocha Filho +5 more
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TLDR
In this paper, the catalytic acids were synthesized at room temperature and characterized by atomic absorption spectrometry (AAS), thermal analysis (TG/DTA), X-ray diffraction (XRD), nitrogen absorption (BET/BJH), infrared spectroscopy (IR), scanning electron microscopy (SEM) and transmission electron microscope (TEM).About:
This article is published in Fuel.The article was published on 2009-03-01. It has received 197 citations till now. The article focuses on the topics: Catalysis & Methanol.read more
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Recent developments on heterogeneous catalysts for biodiesel production by oil esterification and transesterification reactions: A review
M.E. Borges,L. Díaz +1 more
TL;DR: In this article, the authors discuss the latest advances in research and development related with heterogeneous catalysts used to produce biodiesel and discuss the application of heterogeneous catalysis in chemical processes such as improved selectivity and easy catalyst separation from reaction mixture.
Journal ArticleDOI
Biodiesel production using heterogeneous catalysts.
TL;DR: The present report is review of the progress made in development of heterogeneous catalysts suitable for biodiesel production and shall help in selection of suitable catalysts and the optimum conditions for biod diesel production.
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Modern heterogeneous catalysts for biodiesel production: A comprehensive review
TL;DR: A review of the use of heterogeneous acid, base and biocatalysts for biodiesel production and their suitability for industrial application is presented in this article, where the authors focused on the recent invention and use of the heterogeneous acids, base, and biometrics.
Journal ArticleDOI
Characterization of the Surface Acidity of MFI Zeolite Nanosheets by 31P NMR of Adsorbed Phosphine Oxides and Catalytic Cracking of Decalin
TL;DR: In this article, a linear correlation has been established between the number of the external strongest acid sites and the catalytic activity in decalin cracking for the MFI zeolite catalysts investigated in this work.
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Enzymatic transesterification for production of biodiesel using yeast lipases: An overview
Mayilvahanan Aarthy,P. Saravanan,Marichetti Kuppuswami Gowthaman,C. Rose,Numbi Ramudu Kamini +4 more
TL;DR: This review aims at compiling the information on various yeast lipase catalyzed transesterification reactions for greener production of biodiesel.
References
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A new family of mesoporous molecular sieves prepared with liquid crystal templates
Jeffrey S. Beck,James C. Vartuli,Wieslaw J. Roth,M. E. Leonowicz,Charles T. Kresge,Kirk D. Schmitt,Cynthia Ting-Wah Chu,David H. Olson,E. W. Sheppard,S. B. McCullen,J. B. Higgins,J.L. Schlenker +11 more
TL;DR: In this paper, the synthesis, characterization, and proposed mechanism of formation of a new family of silicatelaluminosilicate mesoporous molecular sieves designated as M41S is described.
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Surface area and pore texture of catalysts
TL;DR: In this paper, the origin, the classification and the effect on catalytic performance of pore texture of heterogeneous catalysts are briefly examined and the techniques and the methods suitable for the determination of related properties (surface area, pore volume and pore size distribution) are reviewed.
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Ordered mesoporous materials
TL;DR: A review of the state-of-the-art in the synthesis, characterization and application of ordered mesoporous oxides can be found in this paper, with a focus on the applications in catalysis or other areas.
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Organosulfonic acid-functionalized mesoporous silicas for the esterification of fatty acid
TL;DR: In this article, organosulfonic acid-functionalized mesoporous materials were synthesized in a one-step approach of co-condensing inorganic-organic reagents in the presence of different surfactant templates with in situ oxidation of the thiol groups to the sulfonic acid groups.
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Esterification of free fatty acids using sulfuric acid as catalyst in the presence of triglycerides
TL;DR: In this article, the direct esterification reaction of triglycerides to biodiesel was studied and the effects of the main variables involved in the process, reaction temperature, amount of catalyst, initial amount of free fatty acid and the molar ratio alcohol/oil were analyzed.