(19)
(11) EP 2 070 593 A8

(12) CORRECTED EUROPEAN PATENT APPLICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 A1)

(48) Corrigendum issued on:
02.12.2009 Bulletin 2009/49

(43) Date of publication:
17.06.2009 Bulletin 2009/25

(21) Application number: 07024462.9

(22) Date of filing: 18.12.2007
(51) International Patent Classification (IPC): 
B01J 31/04(2006.01)
B01J 31/02(2006.01)
B01J 31/38(2006.01)
C07C 2/32(2006.01)
B01J 27/135(2006.01)
 B01J 31/14(2006.01)
B01J 31/22(2006.01)
C07C 2/30(2006.01)
C07C 11/02(2006.01)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR MK RS

(30) Priority: 06.12.2007 EP 07023618

(71) Applicants:
  • Saudi Basic Industries Corporation
    11422 Riyadh (SA)
  • Linde AG
    80331 München (DE)

(72) Inventors:
  • Aliyev, Vugar c/o Saudi Basic Industries Corp.
    11551 Riyadh (SA)
  • Mosa, Fuad c/o Saudi Basic Industries Corp.
    11551 Riyadh (SA)
  • Al-Hazmi, Mohammed c/o Saudi Basic Industries Corp.
    11551 Riyadh (SA)

(74) Representative: Scholz, Volker 
Forrester & Boehmert Pettenkoferstrasse 20-22
80336 München
80336 München (DE)

   


(54) Catalyst composition and process for preparing linear alpha-olefins


(57) The present invention relates to a catalyst composition for the oligomerization of ethylene, comprising a transition metal compound of the general formula MXm (OR')4-m or MXm(OOCR')4-m, wherein R' is an alkyl, alkenyl, aryl, aralkyl or cycloalkyl group, X is chlorine or bromine and m is from 0 to 4 and a reaction product of an organoaluminium compound and a cyclic amide, preferably 2-pyrrolidone; as well as to a process for preparing linear alpha-olefins utilizing this catalyst composition.