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. 11, 1980
Filed:
Dec. 26, 1978
Applicant:
Inventors:
Glen R Hoff, Naperville, IL (US);
Peter Fotis, Highland, IN (US);
Assignee:
Standard Oil Company (Indiana), Chicago, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
C07F / ;
U.S. Cl.
CPC ...
260987 ; 2604 / ;
Abstract
Method for preparing metal salts of phosphorus acid esters comprising reacting metal salts of organic acids with phosphorus acid esters. By-product removal is facilitated such that high purity products are produced. Products are particularly useful as support materials in the preparation of highly active alpha-olefin polymerization catalyst components.