Title:
カルボン酸の製造方法
Document Type and Number:
Japanese Patent JP4652812
Kind Code:
B2
Abstract:
Process for the preparation of a dicarboxylic acid from a cycloaliphatic hydrocarbon by oxidation with oxygen or an oxygen-containing gas in the presence of a catalyst and a lipophilic solvent. It comprises an extraction stage of dicarboxylic acids by liquid phase extraction using a primary extraction solvent in which the oxidation solvent and cycloaliphatic hydrocarbon are not soluble.
Inventors:
Didier Bonnet
Daniel Amoros
Jean-Pierre Simonato
Frederic Aussie
Maria Egne Broglio
Daniel Amoros
Jean-Pierre Simonato
Frederic Aussie
Maria Egne Broglio
Application Number:
JP2004549260A
Publication Date:
March 16, 2011
Filing Date:
October 28, 2003
Export Citation:
Assignee:
Rhodia Polyamide Intermedium
International Classes:
C07C51/31; B01D11/00; C07C51/10; C07C51/12; C07C51/215; C07C51/48; C07C55/02; C07C55/10; C07C55/12; C07C55/14; C07C55/21; C07B61/00
Domestic Patent References:
| JP10114702A |
Foreign References:
| WO2001066502A1 |
Attorney, Agent or Firm:
Axis International Patent Business Corporation
Motohiro Kurauchi
Motohiro Kurauchi