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:
Jul. 12, 2011
Filed:
Mar. 08, 2005
Luigi Resconi, Ferrara, IT;
Eleonora Ciaccia, Ferrara, IT;
Friederike Morhard, Ferrara, IT;
Giampaolo Pellegatti, Baura, IT;
Luigi Resconi, Ferrara, IT;
Eleonora Ciaccia, Ferrara, IT;
Friederike Morhard, Ferrara, IT;
Giampaolo Pellegatti, Baura, IT;
Basell Polyolefine GmbH, Wesseling, DE;
Abstract
A process for preparing a polymer containing derived units of one or more alpha olefins of formula CH═CHW wherein W is a C-Chydrocarbon radical and optionally from 0 to 81% by mol of derived units of propylene or 1-butene, comprising contacting under polymerization conditions one or more alpha olefins of formula CH═CHW and optionally propylene or 1-butene in the presence of a catalyst system obtainable by contacting: a) a metallocene compound of formula (I)