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:
Mar. 06, 2001
Filed:
May. 02, 1997
Applicant:
Inventors:
Stefan Seelert, Frankenthal, DE;
Franz Langhauser, Bad Dürkheim, DE;
Jürgen Kerth, Carlsberg, DE;
Patrik Müller, Kaiserslautern, DE;
David Fischer, Gönnheim, DE;
Günther Schweier, Friedelsheim, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/44 ;
U.S. Cl.
CPC ...
C08F 4/44 ;
Abstract
Multiphase homo- or copolymers of C,-C,-alk-1-enes are prepared by a process in which polymerization is effected in the presence of two different catalyst systems in one reaction zone, one of the catalyst systems containing, as active components, a metallocene complex of the general formula (I) or (II)