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.

Date of Patent:
Dec. 25, 2001

Filed:

Feb. 29, 2000
Applicant:
Inventors:

Shin-ichi Kumamoto, Ichihara, JP;

Hiroaki Katayama, Ichihara, JP;

Akio Imai, Ichihara, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F 4/52 ;
U.S. Cl.
CPC ...
C08F 4/52 ;
Abstract

Described are an aluminum compound-containing solid catalyst component obtained by bringing a carrier into contact with an organoaluminumoxy compound, followed by bringing this product into contact with a compound having an electron attractive group; a transition metal-containing solid catalyst component obtained by bringing the aluminum compound-containing solid catalyst component into contact with a transition metal compound; a catalyst for olefin polymerization, constituting the aluminum compound-containing solid catalyst component and an organoaluminum compound; and a method for producing an olefin polymer, which includes polymerizing or copolymerizing an olefin using the catalyst for olefin polymerization.


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