Verfahren zur Abtrennung von 6-Aminocapronsäurenitril aus Mischungen, die 6-Aminocapronsäurenitril und ein Imin enthalten
摘要
The invention relates to a method for separating by distillation 6-aminocaproic acid nitrile from mixtures (I) containing 6-aminocaproic acid nitrile and an imine (II). Said method is characterized in that distillation takes place in a distillation column and that the distillation mixture remains on at least one level of the distillation column for an average period of at least 5 minutes.
申请公布号
DE19704613(A1)
申请公布日期
1998.08.13
申请号
DE19971004613
申请日期
1997.02.07
申请人
BASF AG, 67063 LUDWIGSHAFEN, DE
发明人
REHFINGER, ALWIN, DR., 67112 MUTTERSTADT, DE;LUYKEN, HERMANN, 67069 LUDWIGSHAFEN, DE
