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:
Apr. 04, 2006
Filed:
Nov. 22, 2002
Maurizio Galimberti, Milan, IT;
Angelo Ferraro, Bologna, IT;
Giovanni Baruzzi, Ferrara, IT;
Ofelia Fusco, Ferrara, IT;
Maurizio Galimberti, Milan, IT;
Angelo Ferraro, Bologna, IT;
Giovanni Baruzzi, Ferrara, IT;
Ofelia Fusco, Ferrara, IT;
Basell Polyolefine GmbH, Wesseling, DE;
Abstract
A process for the preparation of heterophasic elastomeric polymer comprising the step of polymerizing ethylene, an alpha-olefin CH2═CHL, where L is an alkyl, cycloalkyl or aryl radical with 1–10 carbon atoms and a non-conjugated diene in the presence of a catalyst system comprising a transition metal catalyst component supported on a porous alpha-olefin polymer, characterized in that at least part of the diene is impregnated on the porous alpha-olefin polymer.