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:
Aug. 21, 1979
Filed:
Sep. 08, 1977
Applicant:
Inventors:
Akinobu Shiga, Niihama, JP;
Yoshiharu Fukui, Niihama, JP;
Kazuhiro Matsumura, Niihama, JP;
Toshio Sasaki, Niihama, JP;
Masahisa Okawa, Niihama, JP;
Assignee:
Sumitomo Chemical Company, Limited, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
2524 / ; 526142 ; 526144 ;
Abstract
A solid catalyst for polymerization of olefins prepared by treatment of a titanium trichloride composition with a mixture of (1) a halogen, an interhalogen compound or a halogenated hydrocarbon compound, and (2) an ether which, in combination with organoaluminum compounds as activators, can be used to polymerize olefins for the efficient production of highly crystalline olefin polymers.
Shiga, Akinobu. (1979). Catalysts for the polymerization of olefins (U.S. Patent No. 4165298). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4165298
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile