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:
Oct. 15, 1996
Filed:
Dec. 21, 1994
Applicant:
Inventors:
Michael Aulbach, Hofheim, DE;
Bernd Bachmann, Eppstein, DE;
Gerhard Erker, Munster, DE;
Christian Psiorz, Munster, DE;
Frank Kuber, Oberursel, DE;
Frank Osan, Kelkheim, DE;
Thomas Weller, Mainz, DE;
Hans-Friedrich Herrmann, Darmstadt, DE;
Assignee:
Hoechst AG, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
526160 ; 526126 ; 526127 ; 526170 ; 526351 ; 526352 ; 526282 ; 526943 ;
Abstract
The present invention relates to a process for the preparation of a polyolefin by polymerization of at least one olefin in the presence of a stereorigid metallocene compound containing, as ligands, at least two substituted or unsubstituted cyclopentadienyl groups bonded to one another via a monocyclic or polycyclic ring system, in which at least one cyclopentadienyl group is fused to the monocyclic or polycyclic ring system.