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. 01, 1977
Filed:
Aug. 29, 1975
Applicant:
Inventors:
Kazuo Matsuura, Kawasaki, JA;
Nobuyuki Kuroda, Yokohama, JA;
Takeichi Shiraishi, Kawasaki, JA;
Mitsuji Miyoshi, Kanagawa, JA;
Assignee:
Nippon Oil Company Ltd., , JA;
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ; C08F / ;
U.S. Cl.
CPC ...
2524 / ; 2524 / ; 260 882 ; 260949 ; 526 89 ;
Abstract
A process for the production of polyolefins is disclosed, which is carried out in the presence of catalysts prepared according to the invention. The catalysts comprise a carrier resulting from the reaction of anhydrous magnesium halide, silicon tetrachloride and an alcohol represented by the general formula