Process for the purification of crude (meth)acrylic acid.
摘要
A process for the purification of crude (meth)acrylic acid in which the crude (meth)acrylic acid is worked up by distillation after addition of a primary amine compound and of an organic sulphonic acid.
申请公布号
EP0648732(A1)
申请公布日期
1995.04.19
申请号
EP19940115717
申请日期
1994.10.06
申请人
BASF AKTIENGESELLSCHAFT
发明人
DOCKNER, TONI, DR.;NESTLER, GERHARD, DR.;HERBST, HOLGER, DR.;LERMER, HELMUT, DR.;MARTAN, HANS, DR.;VOGEL, HERBERT, DR.;EXNER, HERBERT, DR.
