| 摘要 |
A PROCESS FOR THE SELECTIVE HYDROGENATION OF ONE OR MORE ALKYNE AND/OR ONE OR MORE DIENE IN AN OLEFIN-CONTAINING HYDROCARBON FEED INCLUDES CONTACTING THE HYDROCARBON FEED WITH A CATALYST UNDER SELECTIVE HYDROGENATION CONDITIONS, THE CATALYST INCLUDING FROM ABOUT 0.0 1 TO ABOUT 0. 1 WEIGHT PERCENT PALLADIUM AND FROM ABOUT 0.005 TO ABOUT 0.6 WEIGHT PERCENT OF AT LEAST ONE GROUP &Igr;B METAL INCORPORATED INTO AN INORGANIC SUPPORT, WHEREIN THE SURFACE AREA OF THE SUPPORT IS FROM ABOUT 2 TO ABOUT 20 M²/G, THE PORE VOLUME IS GREATER THAN ABOUT 0.4 CC/G, AT LEAST ABOUT 90% OF THE PORE VOLUME IS CONTAINED IN PORES WITH PORE DIAMETERS LARGER THAN ABOUT 500 A, AND THE PORE VOLUME OF THE PORES WITH A PORE DIAMETER FROM ABOUT 500 TO ABOUT 1,000 A COMPRISE FROM ABOUT 1% TO ABOUT 2% OF THE TOTAL PORE VOLUME. |
