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:
Aug. 21, 2018
Filed:
Nov. 30, 2017
Applicant:
Evonik Degussa Gmbh, Essen, DE;
Inventors:
Tarek Dishisha, Beni-Suef, EG;
Rajni Hatti Kaul, Lund, SE;
Roya R. R. Sardari, Lund, SE;
Bastian Grund, Recklinghausen, DE;
Oliver Thum, Ratingen, DE;
Assignee:
EVONIK DEGUSSA GMBH, Essen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 45/79 (2006.01);
U.S. Cl.
CPC ...
C07C 45/79 (2013.01);
Abstract
The present invention relates to a method of extracting 3-hydroxypropionaldehyde (3-HPA) and/or derivatives thereof from an aqueous solution comprising 3-HPA, the method comprising: