NOVEL NICKEL-BASED CATALYTIC COMPOSITION AND USE THEREOF IN A METHOD FOR THE OLIGOMERISATION OF OLEFINS
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United States of America Patent
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Dec 22, 2016
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Jun 26, 2014
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Jun 28, 2013
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The invention describes a novel catalytic composition comprising at least one nickel precursor A with at least one diphosphinamine ligand B1 of formula (R1)(R′1)P—N(R3)—P(R2)(R′2) or an iminobisphosphine ligand B2 of formula (R3)N═P(R1)(R′1)—P(R2)(R′2) or an iminobisphosphine ligand B′2 of formula (R3)N═P(R2)(R′2)—P(R1)(R′1). The invention also describes the use of said catalytic composition in a method for the oligomerisation of olefins.
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