Catalyst for removing olefins from aromatic compounds or mixtures thereof

摘要

PCT No. PCT/EP96/01320 Sec. 371 Date Jan. 7, 1998 Sec. 102(e) Date Jan. 7, 1998 PCT Filed Mar. 26, 1996 PCT Pub. No. WO96/30119 PCT Pub. Date Oct. 3, 1996A catalyst is described on the basis of acid-activated smectitic clay minerals for removing olefins from aromatic compounds or mixtures of aromatic compounds which is characterized in that the acid-activated clay mineral contains at least 5 milli-equivalents/100 g of exchangeable Al3+ cations.