Lourenço, J. P.; Ribeiro, M. F.; Ramôa Ribeiro, F.; Rocha, J.; Gabelica, Z.
SAPO-40 exhibits strong acid sites, which catalyse the reaction of
disproportionation of ethylbenzene. The distribution of diethylbenzene isomers
suggests a high void volume in the structure of this molecular sieve.