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, 2003
Filed:
Jul. 10, 2002
Dirk Dawidowski, Frankfurt am Main, DE;
Ute Emmel, Frankfurt am Main, DE;
Wilfried Weiss, Oberursel, DE;
Ulrich Wietelmann, Friedrichsdorf, DE;
Chemetall GmbH, Frankfurt Am Main, DE;
Abstract
Concentrated, stable solutions of alkali metal alkoxides ROM, which consist of an alkali metal cation and a secondary or tertiary alcohol residue, in aprotic solvents are described, wherein, relative to alkoxide content, the solutions contain at least 1.0 and at most 15 mol % of alkali metal hydroxide M′OH and at most 1.0 mol % of free alcohol R—OH, wherein R is a secondary or tertiary alkyl residue and wherein M and M′ are mutually independently Li, Na, K, Rb or Cs. A process for the production of the solution and the use thereof are also described.