公开(公告)号：EP3339282A1

公开(公告)日：2018-06-27

申请号：EP17208598.7

申请日：2017-12-19

申请人： Evonik Degussa GmbH

发明人： DISHISHA, Tarek ,  HATTI KAUL, Rajni ,  SARDARI, Roya R. R. ,  GRUND, Bastian ,  THUM, Oliver

IPC分类号： C07C45/79 ,  C12P7/24 ,  C07C47/19

摘要： 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:
(a) contacting the aqueous solution with chitosan and/or chitosan comprising polymers;
(b) separating the 3-HPA bound chitosan and/or chitosan comprising polymers; and
(c) washing the 3-HPA bound chitosan and/or chitosan comprising polymers at least once with a washing medium;
wherein 3-HPA and/or derivatives thereof is in the washing medium.