DUAL CATALYST SYSTEM FOR PROPYLENE PRODUCTION

• Main Authors: SHAIKH, Sohel, AKHTAR, Mohammad Naseem, AL-KHATTAF, Sulaiman Saleh, PALANI, Arudra, AITANI, Abdullah M, AL-YAMI, Mohammed A, BHUIYAN, Tazul Islam
• Format: Patent
• Language: English; French; German
• Published: 13.12.2023
• Subjects: ACYCLIC OR CARBOCYCLIC COMPOUNDS; CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY; CHEMISTRY; METALLURGY; ORGANIC CHEMISTRY; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; THEIR RELEVANT APPARATUS; TRANSPORTING

The invention relates to a dual catalyst system for producing propylene from butene comprising a mesoporous silica catalyst impregnated with metal oxide and a mordenite framework inverted (MFI) structured silica catalyst downstream of the mesoporous silica catalyst, where the mesoporous silica catalyst includes a pore size distribution of at least 2.5 nm to 40 nm and a total pore volume of at least 0.600 cm/g, and the MFI structured silica catalyst has a total acidity of 0.001 mmol/g to 0.1 mmol/g.