Process for preparing linear alpha-olefins using zirconium...

Details Process for preparing linear alpha-olefins using zirconium... Process for preparing linear alpha-olefins using zirconium...

C - Chemistry, Metallurgy

07

C

252/107, 260/719

C07C 2/30 (2006.01) B01J 31/14 (2006.01) B01J 31/16 (2006.01) B01J 31/38 (2006.01)

Patent

CA 1307517

ABSTRACT OF THE DISCLOSURE Linear alpha-olefins are prepared by the oligomeriza- tion of ethylene using a two component catalyst system com- prising (a) a soluble adduct of zirconium tetrahalide, the halogen being Br or Cl, with an organic compound selected from the group of esters, ketones, ethers, amines, nitriles, anhydrides, acid chlorides, amides or aldehydes, the organic compound having up to about 30 carbon atoms and (b) an alkyl metal selected from the group R2AlX. RAlX2, R3Al2X3, R3Al and R2Zn where R is C1-C20 alkyl and X is Cl or Br. ZrCl4 adducts with organic acetates are the preferred embodiments.

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