The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 24, 2019
Filed:
Jul. 22, 2015
Catalyst composition and process for oligomerization of ethylene to produce 1-hexene and/or 1-octene
Sabic Global Technologies B.v., Bergen Op Zoom, NL;
Mohammed H. Al-Hazmi, Riyadh, SA;
Abdullah Alqahtani, Riyadh, SA;
Uwe Rosenthal, Lambrechtshagen, DE;
Bernd H. Muller, Rostock, DE;
Normen Peulecke, Rostock, DE;
Marco Harff, Munich, DE;
Anina Wohl, Pullach, DE;
Andreas Meiswinkel, Munich, DE;
Heinz Bolt, Wolfratshausen, DE;
Wolfgang Muller, Munich, DE;
SABIC GLOBAL TECHNOLOGIES B.V., Bergen Op Zoom, NL;
Abstract
The present invention relates to a catalyst composition and a process for the oligomerization of ethylene to produce 1-hexene or 1-octene, wherein the catalyst composition comprises a chromium compound; an NPNPN ligand of the formula (R) (R)N—P(R)—N(R)—P(R)—N(R)(R), wherein R, R, R, R, R, Rand Rare each independently hydrogen, halogen, amino, trimethylsilyl or C-Chydrocarbyl, preferably straight-chain or branched C-Calkyl, phenyl, C-Caryl or C-Calkyl-substituted phenyl.