Buscar
Mostrando ítems 21-22 de 22
Reação de transesterificação de óleo de mamona utilizando TiO2 sulfatado como catalisador
(Universidade Federal de São Paulo, 2017-08-09)
The production of biodiesel generally occurs by means of a transesterification reaction of a vegetable oil or animal fat, in the presence of a catalyst and a short alcohol such as methanol or ethanol. In this project, the ...
Catálise heterogênea na produção de biodiesel: comparação entre a sílica híbrida Si-MCM-48 e as zeólitas X e Y
(Universidade Federal de São Paulo (UNIFESP), 2020-02-20)
Biodiesel can replace petroleum diesel in virtually any engine, without requiring further modifications. It’s production can be accomplished by several methods, and the alkaline transesterification reaction is the most ...