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, 1984
Filed:
Aug. 05, 1982
Applicant:
Inventors:
Lambertus J van de Leemput, Echt, NL;
Godefridus A Nooijen, Helden-Panningen, NL;
Assignee:
Stamicarbon B.V., Geleen, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ; C08F / ;
U.S. Cl.
CPC ...
502154 ; 526114 ; 526115 ; 502170 ;
Abstract
Disclosed is a catalyst comprising an inert, particulate, inorganic support onto which has been deposited a group II or III metal hydrocarbyl complex of chromium and at least one additional complex or compound of a transition metal selected from the group consisting of nickel, molybdenum, and titanium. The catalyst is activated by heating in the range 200.degree. C.-1200.degree. C. Also disclosed is the process for the polymerization of .alpha.-olefins in the presence of said catalyst.