Renewable Energy Resources and Technologies
Immobilizing Phosphotungstic Acid on Al2O3-ZnO Nano Mixed Oxides as Heterogeneous Catalyst for Biodiesel Production by Esterification of Free Fatty Acids

Tazkieh Gilvari; Behzad Aghabarari; Mohammad Pazouki

Volume 6, Issue 3 , July 2019, , Pages 1-6

  This study investigated the esterification reaction of different carboxylic acids (Acetic acid, Palmitic acid, and Oleic acid) and ethanol by ZnO, Al2O3-ZnOmixed oxide, and phosphotungestic acid (10 wt %) immobilized on the Al2O3-ZnOmixed oxide. The heterogeneous catalysts were characterized by XRD, ...  Read More

Biodiesel Production Using Hybrid Amino Functionalized Chitosan-carbon Support as Green Catalyst

Behzad Aghabarari

Volume 3, Issue 2 , May 2016, , Pages 57-62

  In this study, Functionalized chitosan with amine groups was synthesized and coated on the surface of carbon black. The hybrid amino functionalized chitosan-carbon support was employed as an efficient, environmentally friendly heterogeneous catalyst for the transesterification reaction of canola oil ...  Read More