Ethylene tetramerization catalyst systems and method for preparing 1-octene using the same
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United States of America Patent
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Oct 31, 2017
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Nov 21, 2013
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Jan 18, 2007
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Abstract
Disclosed herein is a method of preparing 1-octene at high activity and high selectivity while stably maintaining reaction activity by tetramerizing ethylene using a chromium-based catalyst system comprising a transition metal or a transition metal precursor, a cocatalyst, and a P—C—C—P backbone structure ligand represented by (R1)(R2)P—(R5)CHCH(R6)—P(R3)(R4).
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