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. 16, 2007
Filed:
Aug. 13, 2003
Applicant:
Alexander Vogel, Munich, DE;
Inventor:
Alexander Vogel, Munich, DE;
Assignee:
Dow Global Technologies Inc., Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 7/00 (2006.01); B01J 31/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for the preparation of a Group 4 metal amide complex comprising a monovalent or divalent Lewis base ligand the steps of the process comprising contacting a Group 4 metal amide with a neutral source of a monovalent or divalent, Lewis base ligand group and a solid Lewis acid scavenging agent under amine elimination conditions to form a Group 4 metal amide complex containing at least one less amide group per metal moiety than the initial Group 4 metal amide.