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:
Jan. 30, 2001
Filed:
Feb. 10, 2000
Applicant:
Inventors:
Richard Walter Fischer, Bad Soden, DE;
Wolfgang Anton Herrmann, Freising, DE;
Roland Kratzer, Kriftel, DE;
Assignee:
Aventis Research & Technologies GmbH & Co. KG, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 1/300 ;
U.S. Cl.
CPC ...
C07F 1/300 ;
Abstract
The present invention relates to a process for the preparation of organorhenium oxides from rhenium-containing compounds, where the rhenium-containing compound is reacted with a silylating agent and organylating reagent, and the rhenium-containing compound originates in particular from the residue from a spent organorhenium oxide catalyst or rhenium oxide catalyst.