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:
Nov. 28, 1978
Filed:
Nov. 24, 1976
Toa Nenryo Kogyo Kabushiki Kaisha, Tokyo, JP;
Abstract
A process for the production of a catalyst component for use in the polymerization of .alpha.-olefins, which comprises reducing titanium tetrachloride with an organo aluminum compound having the general formula Al Rn X.sub.3-n wherein R represents a hydrocarbon group having 1 to 18 carbon atoms, x represents a halogen atom and n represents a suitable numeral between o<n.ltoreq.3, to thus obtain a reduced solid, then removing aluminum compounds contained in said reduced solid and activating with a mixture or a complex of titanium tetrachloride and a dialkyl ether of the general formula R'OR' wherein R' and R' are (a) alkyl groups having 1-4 carbon atoms, (b) normal alkyl groups having five carbon atoms, or (c) alkyl groups having 6-20 carbon atoms.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile