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:
Apr. 07, 1981
Filed:
Jun. 25, 1979
Applicant:
Inventors:
Masato Harada, Kisarazushi, JP;
Yoshikatsu Ishigaki, Ichiharashi, JP;
Sadahiko Yamada, Ichiharashi, JP;
Atsushi Suzuki, Ichiharashi, JP;
Jun Masuda, Ichiharashi, JP;
Tadamitsu Hamazaki, Ichiharashi, JP;
Toshiaki Yoshida, Ichiharashi, JP;
Kiyoto Fukuda, Ichiharashi, JP;
Assignee:
Chisso Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ;
U.S. Cl.
CPC ...
526115 ; 2524 / ; 2524 / ; 526 97 ; 526114 ; 526116 ; 526119 ; 526124 ; 526125 ; 5263486 ; 526351 ; 526352 ; 526906 ;
Abstract
A method for producing .alpha.-olefin polymers or copolymers by the use of an improved catalyst having a specific solid product combined with an organoaluminum compound is provided. The specific solid product (III) is prepared by