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:
Nov. 28, 2000
Filed:
Aug. 28, 1998
Applicant:
Inventors:
Assignee:
The Dow Chemical, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F / ; C07F / ; C08F / ;
U.S. Cl.
CPC ...
556 11 ; 556-1 ; 556 12 ; 556 21 ; 556 28 ; 556 43 ; 556 53 ; 556 58 ; 548402 ; 534 15 ; 526126 ; 526160 ; 526352 ; 526943 ; 502103 ; 502117 ; 502152 ; 502155 ;
Abstract
Group 3-6 or Lanthanide metal complexes possessing two metal centers, catalysts derived therefrom by combining the same with strong Lewis acids, Bronsted acid salts, salts containing a cationic oxidizing agent or subjected to bulk electrolysis in the presence of compatible, inert non-coordinating anions and the use of such catalysts for polymerizing olefins, diolefins and/or acetylenically unsaturated monomers are disclosed.