Title:
ジアリールカーボネートの製造方法
Document Type and Number:
Japanese Patent JP5652965
Kind Code:
B2
Abstract:
The present invention provides a method for continuously producing a diaryl carbonate stably for a long time with high productivity. The method for producing a diaryl carbonate according to the present invention comprises a step (1) of obtaining an alkylaryl carbonate; a step (2) of obtaining a reaction product from the alkylaryl carbonate; a step (3) of separating the diaryl carbonate and a high boiling component from the reaction product; and a step (4) of recycling the high boiling component into the steps (1) and/or (2), wherein the high boiling component recycled in the step (4) includes a particular compound, and the particular compound satisfies a particular condition.
Inventors:
西山 ブディアント
三宅 信寿
三宅 信寿
Application Number:
JP2012501828A
Publication Date:
January 14, 2015
Filing Date:
February 23, 2011
Export Citation:
Assignee:
旭化成ケミカルズ株式会社
International Classes:
B01J31/12; C07C68/06; C07C68/08; C07C69/96
Domestic Patent References:
| JP2000191596A | 2000-07-11 | |||
| JPH09165357A | 1997-06-24 |
Foreign References:
| WO2006068053A1 | 2006-06-29 | |||
| WO1997011049A1 | 1997-03-27 | |||
| WO2006067982A1 | 2006-06-29 |
Attorney, Agent or Firm:
Yoshiyuki Inaba
Toshifumi Onuki
Kazuhiko Naito
Toshifumi Onuki
Kazuhiko Naito