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. 12, 1998
Filed:
Jun. 21, 1996
Applicant:
Inventors:
Michael Riedel, Frankfurt, DE;
Frank Kuber, Oberursel, DE;
Michael Aulbach, Hofheim, DE;
Gerhard Erker, Munster, DE;
Martin Konemann, Munster, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F / ; B01J / ;
U.S. Cl.
CPC ...
556-1 ; 556-8 ; 556 11 ; 556 12 ; 556 20 ; 556 21 ; 556 22 ; 556 43 ; 556 53 ; 556 58 ; 502103 ; 502117 ; 534 15 ; 526127 ; 526160 ; 526132 ; 526170 ; 526943 ;
Abstract
The present invention relates to a stereorigid transition metal compound having as ligands a cyclopentadienyl group and a substituted or unsubstituted heteroatom which are connected to one another via a monocyclic or polycyclic ring system, with the cyclopentadienyl group being fused onto the monocyclic or polycyclic ring system. The transition metal compound of the invention is suitable as a catalyst component for olefin polymerization.