Lima, RenataLobato, A.K.C.L.Queiroz, AnaRibeiro, António E.Brito, Paulo2020-02-212020-02-212019Lima, Renata; Lobato, A.K.C.L.; Queiroz, A.M.; Ribeiro, António E.; Brito, Paulo (2019). Production and characterization of biodiesel obtained by transesterification catalyzed by the ionic liquid Choline Hydroxide. In XXV Encontro Galego-Portugues de Química. Santiago de Compostelahttp://hdl.handle.net/10198/20655UNIFACSBiodiesel is a mixture of alkyl esters derived from vegetable oils or animal fat, formed by triglycerides that can be converted into biofuels by different forms, being transesterification the most common used method. In the transesterification process, the most used alcohol is methanol and the byproduct of this reaction is glycerol.engconference poster