ALKENE OLIGOMERIZATION PROCESS

摘要

A PROCESS FOR OLIGOMERISING ALKENES HAVING FROM 3 TO 6 CARBON ATOMS WHICH COMPRISES CONTACTING A FEEDSTOCK COMPRISING A) ONE OR SEVERAL ALKENES HAVING X CARBON ATOMS, AND, B) OPTIONALLY, ONE OR SEVERAL ALKENES HAVING Y CARBON ATOMS, X AND Y BEING DIFFERENT, WITH A CATALYST CONTAINING A ZEOLITE OF THE MFS STRUCTURE TYPE, UNDER CONDITIONS TO OBTAIN SELECTIVELY OLIGOMERIC PRODUCT CONTAINING PREDOMINANT AMOUNTS OF CERTAIN OLIGOMERS. THE PROCESS IS CARRIED OUT AT A TEMPERATURE COMPRISED BETWEEN 125 AND 175°C WHEN THE FEEDSTOCK CONTAINS ONLY ALKENES WITH 3 CARBON ATOMS AND BETWEEN 140 AND 240°C, PREFERABLY BETWEEN 140 AND 200°C WHEN THE FEEDSTOCK CONTAINS COMPRISES AT LEAST ONE ALKENE WITH 4 OR MORE CARBON ATOMS. (FIG. 1)