Title:
アルカンジオールおよびジアルキルカルボナートの調製プロセス
Document Type and Number:
Japanese Patent JP5350465
Kind Code:
B2
Abstract:
The invention relates to a process for the preparation of an alkanediol and a dialkyl carbonate comprising: (a) reacting an alkylene carbonate and an alkanol at a temperature of from 10 to 200° C., at a pressure of from 5×104 to 5×106 N/m2 and in the absence of a transesterification catalyst, to obtain a mixture comprising hydroxyalkyl alkyl carbonate, alkanol and alkylene carbonate; (b) contacting the mixture comprising hydroxyalkyl alkyl carbonate, alkanol and alkylene carbonate with a transesterification catalyst at a temperature of from 10 to 200° C. and at a pressure of from 5×104 to 5×106 N/m2, to obtain a mixture comprising the alkanediol and the dialkyl carbonate; and (c) recovering the alkanediol and the dialkyl carbonate from the mixture comprising the alkanediol and the dialkyl carbonate.
Inventors:
Are, Siriu Paul
Borence, Minnie
Juan del Heide, Evert
Borence, Minnie
Juan del Heide, Evert
Application Number:
JP2011507895A
Publication Date:
November 27, 2013
Filing Date:
May 05, 2009
Export Citation:
Assignee:
Ciel International Research Mart Shats Pay BV
International Classes:
C07C27/00; C07C29/128; C07C31/20; C07C68/06; C07C69/96; C07B61/00
Domestic Patent References:
| JP2003300918A | ||||
| JP2004099554A | ||||
| JP2003081893A | ||||
| JP2004010519A | ||||
| JP2010516730A | ||||
| JP6157409A | ||||
| JP2004532732A | ||||
| JP2001318088A | ||||
| JP2009527529A | ||||
| JP2009527530A |
Foreign References:
| WO2003033450A1 | ||||
| WO2003089400A1 | ||||
| US20050234258 |
Attorney, Agent or Firm:
Kawaguchi International Patent Office