摘要 |
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 R1R2P—N(R3)—P(R4)—N(R5)—PR6R7, or any cyclic derivatives thereof, wherein at least one of the P or N atoms of the PNPNP-unit is member of a ring system, the ring system being formed from one or more constituent compounds of the ligand by substitution, and a co-catalyst or activator. |
申请人 |
LINDE AG;SAUDI BASIC INDUSTRIES CORPORATION |
发明人 |
MUELLER, BERND, H.;FRITZ, PETER, M.;BOELT, HEINZ;WOEHL, ANINA;MUELLER, WOLFGANG;WINKLER, FLORIAN;WELLENHOFER, ANTON;ROSENTHAL, UWE;HAPKE, MARKO;PEULECKE, NORMEN;AL-HAZMI, MOHAMMED, HASSAN;ALIYEV, VUGAR, O;MOSA, FUAD, MOHAMMED |