Joaquim Silvério Marques Vital

Professor Auxiliar
Secção de Engenharia Química e Bioquímica

Interesses Científicos

Engenharia da reacção química e catálise; catalisadores baseados em suportes de carvão activado, zeólitos e sílicas mesoestruturadas; membranas catalíticas e reactores de membrana; química fina. 

Publicações Representativas

J. C. van der Waal, H. van Bekkum* and J. Vital, “The hydration and isomerization of pinene over zeolite beta. A new coupling reaction between pinene and ketones”, J. Mol. Catal. A-Chem. 105 (1996) 185-192.

A. Severino, J. Rocha, A. Esculcas, J. Vital, L. S. Lobo*, Effect of extra-lattice aluminium species on the activity, selectivity and stability of acid zeolites in the liquid phase isomerization of -pinene, Appl. Catal. A-Gen. 142 (1996) 255-278.

J.Vital*, A.M. Ramos, I.F. Silva, H. Valente and J.E. Castanheiro, Hydration of -pinene over zeolites and activated carbons dispersed in polymeric membranes, Catal. Today, 56 (2000) 167-172.

A. Valente and J. Vital*, Oxidation of Pinane to 2 Pinane Hydroperoxide over Encaged Metal Phthalocyanines in Y Zeolites. Mechanism and Kinetic Modelling, J. Mol. Catal. A-Chem., 156 (2000) 163-172.

A. Valente, A. M. Botelho do Rego, M. J. Reis, I. F. Silva, A. M. Ramos and J. Vital*, Oxidation of pinane using transition metal acetylacetonate complexes immobilised on modified activated carbon, Appl. Catal. A-Gen., 207 (2001) 221-228.

J. Vital*, A. M. Ramos, I. F. Silva, J. E. Castanheiro, The effect of - terpineol on the hydration of -pinene over zeolites dispersed in polymeric membranes. Catal. Today, 67 (2001) 217-223.

J.E. Castanheiro, A.M. Ramos, I. Fonseca, J. Vital*, The acid-catalysed reaction of alpha-pinene over molibdophosphoric acid immobilized in dense polymeric membranes, Catal. Today 82 (2003) 187-193.

A. Valente, C. Palma, I.M. Fonseca, A.M. Ramos, J. Vital*, Oxidation of pinane over phthalocyanine complexes supported on activated carbon. Effect of the support surface treatment, Carbon 41 (2003) 2793-2803.

P. Oliveira, A.M. Ramos, I. Fonseca, A. Botelho do Rego, J. Vital*, Oxidation of limonene over carbon anchored transition metal Schiff bases complexes: effect of the linking agent, Catal. Today 102–103 (2005) 67–77.

J.E. Castanheiro, I.M. Fonseca, A.M. Ramos, R. Oliveira, J. Vital*, Hydration of alpha-pinene over molibdophosphoric acid immobilized in hydrophobically modified PVA membranes, Catal. Today 104 (2005) 296–304.

L. Guerreiro, J.E. Castanheiro, I.M. Fonseca, R.M. Martin-Aranda, A.M. Ramos, J. Vital*, Transesterification of soybean oil over sulfonic acid functionalised polymeric membranes, Catal. Today 118 (2006) 166-171.

P. Oliveira, M.L. Rojas-Cervantes, A.M. Ramos, I.M. Fonseca, A. Botelho do Rego, J. Vital*, Limonene oxidation over V2O5/TiO2 catalysts, Catal. Today 118 (2006) 307-314.

P. Oliveira, A. Machado, A.M. Ramos, I. Fonseca, F.M. Braz Fernandes, A.M. Botelho do Rego, J. Vital*, MCM-41 anchored manganese salen complexes as catalysts for limonene oxidation, Microporous Mesoporous Mater. 120 (2009), 432-440.

L. Guerreiro, P.M. Pereira, I.M. Fonseca, R.M. Martin-Aranda, A.M. Ramos, J.M.L. Dias, R. Oliveira and J. Vital*, PVA embedded hydrotalcite membranes as basic catalysts for biodiesel synthesis by soybean oil methanolysis, Catal. Today 156 (2010) 191-197.