Catalyst composition and process for di-, tri- and/or tetramerization of ethylene

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United States of America Patent

PATENT NO 8637721
APP PUB NO 20100190939A1
SERIAL NO

12452594

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Abstract

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The present invention relates to a catalyst composition and a process for di-, tri- and/or tetramerization of ethylene, wherein the catalyst composition comprises a chromium compound, a ligand of the general structure (A) R1R2P—N(R3)—P(R4)—N(R5)—H or (B) R1R2P—N(R3)—P(R4)—N(R5)—PR6R7, or any cyclic derivatives of (A) and (B), wherein at least one of the P or N atoms of the PNPN-unit or PNPNP-unit is member of a ring system, the ring system being formed from one or more constituent compounds of structures (A) or (B) by substitution and a co-catalyst or activator.

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Patent Owner(s)

Patent OwnerAddress
SABIC GLOBAL TECHNOLOGIES B VNETHERLANDS GELEEN LIMBURG

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Al-Hazmi, Mohammed Hassan Riyadh, SA 2 25
Aliyev, Vugar O Riyadh, SA 12 65
Bölt, Heinz Wolfratshausen, DE 31 214
Fritz, Peter M Unterhaching, DE 14 101
Hapke, Marko Rostock, DE 4 47
Müller, Bernd H Rostock, DE 10 93
Müller, Wolfgang Munich, DE 33 155
Mosa, Fuad Mohammed Riyadh, SA 2 25
Peulecke, Normen Rostock, DE 16 101
Rosenthal, Uwe Lambrechtshagen, DE 18 125
Wöhl, Anina Pullach, DE 17 101
Wellenhofer, Anton Munich, DE 40 136
Winkler, Florian Munich, DE 28 223

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