2021, №4

сс. 27-33

Effect of Pressure on the Oxidative Dehydrogenation of Ethane with Molecular Oxygen on Mixed Oxide MoVNbTeOx Catalyst

2021, №4

сс. 27-33

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I.I. Mishanin, V.I. Bogdan

Key words: Mo—V—Nb—Te—O-catalysts, oxidative dehydrogenation, ethane, ethylene, molecular oxygen

The process of oxidative dehydrogenation of ethane (ODE) at elevated pressure on
mixed oxide catalyst MoVNbTeOx has been investigated. It was found that when the
reaction is carried out at 280 °C with an increase in pressure from 0,1 to 10,0 MPa, the
proportion of the total amount of reacted oxygen consumed for the formation of ethylene
decreases from 100 to 68 %, which may indicate an increase in the role of chemisorbed
oxygen in the ODE process at high pressure. In this case, the productivity for ethylene at
280 °C and 10,0 MPa higher compared to the value obtained at 360 °C and 0,1 MPa.