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公开(公告)号:MY153930A
公开(公告)日:2015-04-15
申请号:MYPI20112189
申请日:2009-11-18
Applicant: BASF SE
Inventor: THOMAS HEIDEMANN , ARMIN ULONSKA
IPC: C10G50/00
Abstract: OLEFINS ARE OLIGOMERIZED BY BRINGING AT LEAST ONE C2 TO C8-OLEFIN INTO CONTACT WITH A NICKEL-CONTAINING HETEROGENEOUS CATALYST. THE CATALYST IS CONDITIONED BEFORE CONTACT WITH THE OLEFIN BY PASSING AN INERT GAS FLOW OVER THE SAME, UNTIL THE INERT GAS FLOW HAS A WATER CONTENT OF LESS THAN 1000 PPM. SELECTIVITY FOR THE PRODUCTION OF HIGHER OLIGOMERS, IN PARTICULAR TRIMERS RELATIVE TO THE FORMATION OF DIMERS IS INCREASED BY THE PRETREATMENT.