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:
Mar. 25, 2008
Filed:
Apr. 25, 2003
Christian Wulff, Mannheim, DE;
Michael Stoesser, Neuhofen, DE;
Georg Heinrich Grosch, Bad Duerkheim, DE;
Kai-uwe Baldenius, Ludwigshafen, DE;
Edward Bohres, Mannheim, DE;
Christian Wulff, Mannheim, DE;
Michael Stoesser, Neuhofen, DE;
Georg Heinrich Grosch, Bad Duerkheim, DE;
Kai-Uwe Baldenius, Ludwigshafen, DE;
Edward Bohres, Mannheim, DE;
BASF Aktiengesellschaft, Ludwigshafen, DE;
Abstract
The present invention relates to a process for preparing at least one alkoxylate, which comprises bringing at least one alkylene oxide selected from the group consisting of ethylene oxide, propylene oxide, butylene oxide, pentylene oxide and decene oxide into contact with at least one starter compound in the presence of at least one double metal cyanide compound, with the reaction being carried out at a temperature of from 130° C. to 155° C., to the alkoxylates, in particular ethoxylates, themselves and to the use of such ethoxylates as emulsifier, foam regulator or as wetting agents for hard surfaces.