Title:
過酸化水素およびアンモニアによるケトンのアンモオキシム化からの反応混合物の後処理方法
Document Type and Number:
Japanese Patent JP4270823
Kind Code:
B2
Abstract:
Process for working up a reaction mixture formed by ammoxidation of a ketone with hydrogen peroxide and ammonia using a titanium-containing catalyst in homogeneous solution comprises separation of the catalyst; selective separation of the product oxime; discarding the water of reaction; and recycling the solvent. The process has at least one membrane separation step.
Inventors:
Martin Loin
Georg Friedrich Thielle
Gunter Stefer Muir
Franz-Felix Kuppinger
Peter Ernst Esser
Thomas Schiffer
Georg Friedrich Thielle
Gunter Stefer Muir
Franz-Felix Kuppinger
Peter Ernst Esser
Thomas Schiffer
Application Number:
JP2002249051A
Publication Date:
June 03, 2009
Filing Date:
August 28, 2002
Export Citation:
Assignee:
Evonik Degussa GmbH
International Classes:
C07C249/14; B01D9/02; B01D61/36; B01D71/28; B01D71/40; B01D71/70; C07C249/08; C07C251/44; C07C251/48
Domestic Patent References:
| JP63130575A | ||||
| JP62059256A | ||||
| JP6092922A | ||||
| JP4063110A | ||||
| JP61100536A | ||||
| JP10114686A |
Attorney, Agent or Firm:
Toshio Yano
Toshiomi Yamazaki
Takuya Kuno
Einzel Felix-Reinhard
Reinhard Einsel
Toshiomi Yamazaki
Takuya Kuno
Einzel Felix-Reinhard
Reinhard Einsel