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Highly selective chromium-based ethylene trimerisation catalysts with bulky diphosphinoamine ligands
Kevin Blann1, Annette Bollmann, John T Dixon
1Sasol Technology (Pty) Ltd, R&D Division, 1 Klasie Havenga Road, Sasolburg 1947, South Africa. blannk@sasol.com
Chemical Communications (Cambridge, England)
|January 27, 2005
Abstract:
In situ prepared chromium catalysts containing bulky diphosphinoamine (PNP) ligands, upon activation with MAO, are extremely efficient catalysts for the trimerisation of ethylene to 1-hexene.