公开(公告)号：MY125174A

公开(公告)日：2006-07-31

申请号：MYPI19993039

申请日：1999-07-19

Applicant: BASF AG

Inventor： GUNTHER ACHHAMMER ,  PETER BABLER ,  ROLF FISCHER ,  HERMANN LUYKEN ,  ALWIN REHFINGER ,  MARTIN MERGER ,  GUIDO VOIT ,  FRANK OHLBACH ,  ANDREAS ANSMANN ,  JOHANN-PETER MELDER

IPC: C07B61/00 ,  C07C253/34 ,  C07C209/48 ,  C07C209/84 ,  C07C209/86 ,  C07C211/12 ,  C07C253/30 ,  C07C255/24

Abstract: A PROCESS FOR THE COPRODUCTION OF 6-AMINOCAPRONITRILE AND HEXAMETHYLENEDIAMINE STARTING FROM ADIPONITRILE BY A) HYDROGENATING ADIPONITRILE IN THE PRESENCE OF A CATALYST COMPRISING AN ELEMENT OF THE EIGHTH TRANSITION GROUP AS CATALYTICALLY ACTIVE COMPONENT, TO OBTAIN A MIXTURE COMPRISING 6-AMINOCAPRONITRILE, HEXAMETHYLENEDIAMINE, ADIPONITRILE AND HIGH BOILERS,B) DISTILLATIVELY REMOVING HEXAMETHYLENEDIAMINE FROM THE MIXTURE COMPRISING 6-AMINOCAPRONITRILE, HEXAMETHYLENEDIAMINE, ADIPONITRILE AND HIGH BOILERS, AND EITHER C1) DISTILLATIVELY REMOVING 6-AMINOCAPNITRILE, AND THEN D1)DISTILLATIVELY REMOVING ADIPONITRILE, OR C2) SIMULTANEOUSLY DISTILLATIVELY REMOVING 6- AMINOCAPRONITRILE AND ADIPONITRILE INTO SEPARATE FRACTIONS IS CHARACTERIZED BY BASE OF COLUMN TEMPERATURES BELOW 185? IN STEPS D1) OR C2).(FIGURE 1)