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:
Dec. 16, 1997
Filed:
Feb. 07, 1997
Applicant:
Inventors:
Thomas Weller, Mainz, DE;
Frank Osan, Kelkheim, DE;
Frank Kuber, Oberursel, DE;
Michael Aulbach, Hofheim, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ;
U.S. Cl.
CPC ...
526160 ; 526165 ; 526281 ; 526308 ; 526943 ;
Abstract
A process for preparing a cycloolefin copolymer by polymerization of at least one cycloolefin and at least one acyclic olefin in the presence of a catalyst which contains at least one cocatalyst and at least one metal-locene of the formula (I) ##STR1##