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:
Aug. 23, 2005
Filed:
Feb. 07, 2002
Applicants:
Marc Oliver Kristen, Limburgerhof, DE;
Benno Bildstein, Innsbruck, AT;
Alexander Krajete, Salzburg, AT;
Inventors:
Marc Oliver Kristen, Limburgerhof, DE;
Benno Bildstein, Innsbruck, AT;
Alexander Krajete, Salzburg, AT;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07F015/04 ; C07F007/00 ; B01J031/00 ; C08F004/44 ;
U.S. Cl.
CPC ...
Abstract
Complexes of the formulae I a to d,where M is an element of groups 6 to 10 of the Periodic Table of the Elements, preferably Ni, can be used for the polymerization and copolymerization of olefins, for example in suspension polymerization processes, gas-phase polymerization processes, bulk polymerization processes and emulsion polymerization processes.