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:
Feb. 16, 1982
Filed:
Sep. 23, 1980
Applicant:
Inventors:
Kazuo Matsuura, Kawasaki, JP;
Takeichi Shiraishi, Kawasaki, JP;
Etsuo Kawamata, Kawasaki, JP;
Nobuyuki Kuroda, Yokohama, JP;
Mituji Miyoshi, Kanagawa, JP;
Assignee:
Nippon Oil Company, Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ;
U.S. Cl.
CPC ...
526114 ; 2524 / ; 2524 / ; 526115 ; 526121 ; 526124 ; 526125 ; 526 97 ; 526352 ; 526906 ;
Abstract
An olefin is polymerized using a catalyst obtained by contacting (1) at least one of silicon or aluminum dioxide, (2) a compound of the formula ROH wherein R is a hydrocarbon radical having 1 to 20 carbon atoms, and (3) a substance obtained by supporting a titanium or a vanadium compound on a magnesium or manganese halide.