基本信息:
- 专利标题： EXTRACTION OF ALKANOIC ACIDS
- 申请号：PCT/EP2019/053786 申请日：2019-02-15
- 公开(公告)号：WO2019158683A1 公开(公告)日：2019-08-22
- 发明人： HAAS, Thomas , BECK, Simon , DEMLER, Martin
- 申请人： EVONIK DEGUSSA GMBH
- 申请人地址： Rellinghauser Straße 1-11 45128 Essen DE
- 专利权人： EVONIK DEGUSSA GMBH
- 当前专利权人： EVONIK DEGUSSA GMBH
- 当前专利权人地址： Rellinghauser Straße 1-11 45128 Essen DE
- 代理机构： EVONIK PATENT ASSOCIATION
- 优先权： EP18156841.1 20180215
- 主分类号： C07C51/48
- IPC分类号： C07C51/48 ; C12P7/40 ; C12P7/62 ; C12P7/64
摘要：
The present invention relates to a method of extracting an alkanoic acid and/or ester there of from an aqueous medium, the method comprising : (a)contacting the alkanoic acid and/or ester thereof in the aqueous medium with at least one extracting medium for a time sufficient to extract the alkanoic acid and/or ester thereof from the aqueous medium into the extracting medium, (b)separating the extracting medium with the extracted alkanoic acid and/or ester thereof from the aqueous medium wherein the extracting medium comprises: -a mixture of at least one alkyl-phosphine oxide, preferably Trioctylphosphine oxide (TOPO), and at least one alkane wherein the alkane comprises at least 12 carbon atoms.