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:
Dec. 30, 2008
Filed:
Mar. 10, 2003
Michael Stoesser, Neuhofen, DE;
Edward Bohres, Ludwigshafen, DE;
Georg Heinrich Grosch, Bad Duerkheim, DE;
Wilfried Sager, Mutterstadt, DE;
Marc Walter, Frankenthal, DE;
Michael Stoesser, Neuhofen, DE;
Edward Bohres, Ludwigshafen, DE;
Georg Heinrich Grosch, Bad Duerkheim, DE;
Wilfried Sager, Mutterstadt, DE;
Marc Walter, Frankenthal, DE;
BASF Aktiengesellschaft, Ludwigshafen, DE;
Abstract
The present invention relates to polyethers which are obtainable from 1 -butene oxide and an alcohol using a double metal cyanide compound as a catalyst and have a content of unsaturated components of 6 mol% or more, to a process for preparing such a polyether and also to the use of a polyether according to the invention as a carrier oil or in a carrier oil formulation, in particular in additive packages for gasoline fuels, and furthermore also to carrier oil formulations and also to fuels comprising a polyether according to the invention.