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:
May. 11, 2010
Filed:
Jun. 09, 2005
Catalyst comprising chromium and zirconium for the polymerization and/or copolymerization of olefins
Shahram Mihan, Bad Soden, DE;
Andreas Haufe, Ludwigshafen, DE;
Peter Kölle, Köln-Rodenkirchen, DE;
Joachim Wulff-döring, Frankenthal, DE;
Ingo Treffkorn, Dudenhofen, DE;
Guido Funk, Worms, DE;
Shahram Mihan, Bad Soden, DE;
Andreas Haufe, Ludwigshafen, DE;
Peter Kölle, Köln-Rodenkirchen, DE;
Joachim Wulff-Döring, Frankenthal, DE;
Ingo Treffkorn, Dudenhofen, DE;
Guido Funk, Worms, DE;
Basell Polyolefine GmbH, Wes seling, DE;
Abstract
Catalyst for the polymerization and/or copolymerization of olefins which is obtainable by application to a finely divided inorganic support and concluding calcination at temperatures of from 350 to 1050° C. and has a chromium content of from 0.1 to 5% by weight and a zirconium content of from 0.5 to 10% by weight, in each case based on the element in the finished catalyst, with the molar ratio of zirconium to chromium being from 0.6 to 5.