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:
Mar. 24, 1987
Filed:
Jan. 16, 1986
Applicant:
Inventors:
Tsutomu Takahashi, Ichiharashi, JP;
Tetsuya Matsukawa, Ichiharashi, JP;
Yoshihiro Naito, Ichiharashi, JP;
Akihiro Sato, Ichiharashi, JP;
Assignee:
Chisso Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
502108 ; 502120 ; 526119 ; 526138 ; 526904 ;
Abstract
A highly active catalyst for olefin polymerization, which is resistant to catalyst poisons contained in olefins as polymerization raw material and according to which the percentage of amorphous polymer formed is small, is provided, which catalyst is obtained by
Takahashi, Tsutomu. (1987). Catalyst for olefin polymerization and process for producing same (U.S. Patent No. 4652540). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4652540
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile