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:
Oct. 22, 2013
Filed:
Aug. 03, 2010
Alfred Kaizik, Marl, DE;
Hans-gerd Lueken, Marl, DE;
Dirk Fridag, Haltern am See, DE;
Wilfried Bueschken, Haltern am See, DE;
Dirk Mackowiak, Borken, DE;
Frank Brocksien, Duelmen, DE;
Alfred Kaizik, Marl, DE;
Hans-Gerd Lueken, Marl, DE;
Dirk Fridag, Haltern am See, DE;
Wilfried Bueschken, Haltern am See, DE;
Dirk Mackowiak, Borken, DE;
Frank Brocksien, Duelmen, DE;
Evonik Oxeno GmbH, Marl, DE;
Abstract
The invention relates to a method for producing α,β-unsaturated aldehydes, wherein a catalytic aldol condensation of charged aldehydes is carried out in the presence of an aqueous base within a continuous-flow reactor. The aim of the invention is to provide a method for aldolizing aldehydes that can be carried out in a particularly economical manner. The aim is achieved by using a reaction mixing pump as the reactor.