| 摘要 |
A METHOD OF PREPARING A VASBBMMNNOX CATALYST USEFUL IN THE AMMOXIDATION OF A C2-C5 HYDROCARBON TO ITS CORRESPONDING (ALPHA)ß UNSATURATED NITRILE COMPRISING HEATING AN AQUEOUS MIXTURE COMPRISING V2O5 AND SB2O3 AT A TEMPERATURE ABOVE ABOUT 100° TO 250°C, PREFERABLY 110° TO 175°C, MOST PREFERABLY 120° TO 160°C, UNDER AUTOGENOUS PRESSURE WITH AGITATION TO FORM A CATALYST PRECURSOR, DRYING THE CATALYST PRECURSOR AND CALCINING THE CATALYST PRECURSOR TO FORM THE FINISHED CATALYST.
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