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:
Jan. 10, 2012
Filed:
Sep. 26, 2006
Richard Schneider, Uffing, DE;
Peter M. Fritz, Unterhaching, DE;
Sebastian Muschelknautz, Munich, DE;
Heinz Bölt, Wolfratshausen, DE;
Talal Ali, Riyadh, SA;
Fuad Mosa, Riyadh, SA;
Richard Schneider, Uffing, DE;
Peter M. Fritz, Unterhaching, DE;
Sebastian Muschelknautz, Munich, DE;
Heinz Bölt, Wolfratshausen, DE;
Talal Ali, Riyadh, SA;
Fuad Mosa, Riyadh, SA;
Saudi Basic Industries Corporation, Riyadh, SA;
Linde AG, Munich, DE;
Abstract
The present invention relates to a method for oligomerization or polymerization of ethylene and/or alpha-olefins utilizing reactor equipment and other equipment wherein starting material comprising monomer(s), catalyst, cocatalyst and solvent is transferred to the reactor equipment via first piping, and product material comprising oligomer and/or polymer, non-reacted monomer(s), catalyst, cocatalyst and solvent is discharged from the reactor equipment via second piping, characterized in that the first piping, second piping, reactor equipment and/or other equipment are flushed with a product fraction obtained by said or a respective previous method prior to and/or after that oligomerization or polymerization method.