Title:
アクリル酸の製造方法
Document Type and Number:
Japanese Patent JP2005514417
Kind Code:
A
Abstract:
A process for the fractional condensation of a hot gas mixture which as well as acrylic acid contains at least one further condensable component in a column in the presence of at least one stabilizer comprises metering in at least a portion of the at least one stabilizer as a melt.
Inventors:
Ulrich Hamon
Jürgen Schroeder
Jürgen Schroeder
Application Number:
JP2003557976A
Publication Date:
May 19, 2005
Filing Date:
January 03, 2003
Export Citation:
Assignee:
BASF Aktiengesellschaft
International Classes:
C07C51/44; C07C51/50; C07C57/075; C07C67/62; (IPC1-7): C07C51/50; C07C51/44; C07C57/075
Domestic Patent References:
| JP2001348359A | 2001-12-18 | |||
| JPH05194614A | 1993-08-03 | |||
| JPH06345681A | 1994-12-20 | |||
| JP2001516737A | 2001-10-02 |
Attorney, Agent or Firm:
Toshio Yano
Toshiomi Yamazaki
Takuya Kuno
Einzel Felix-Reinhard
Reinhard Einsel
Toshiomi Yamazaki
Takuya Kuno
Einzel Felix-Reinhard
Reinhard Einsel