Comptes Rendus Chimie

Esterification of free fatty acids (Biodiesel) using nano sulfated-titania as catalyst in solvent-free conditions

M Hosseini-Sarvari, E Sodagar

Index: Hosseini-Sarvari, Mona; Sodagar, Esmat Comptes Rendus Chimie, 2013 , vol. 16, # 3 p. 229 - 238

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Citation Number: 7

Abstract

Nano sulfated titania was tested as catalyst for esterification of free fatty acids, specially methanolic and ethanolic esterification of stearic acid (biodiesels). Factorial design evidenced a positive effect of reaction temperature, amount of catalyst, and solvents on ester conversion. This nano-sized sulfated titania has been prepared by a sol-gel hydrothermal process. This prepared sulfated titania showed high catalytic activity in direct esterification ...