Title:
【発明の名称】ポリアミンの製造
Document Type and Number:
Japanese Patent JP2845336
Kind Code:
B2
Abstract:
Polyamines are prepared via the batchwise hydrogenation of polynitriles by the gradual addition of the polynitrile into a fed-batch reactor which contains a Raney cobalt catalyst. The hydrogenation is optionally conducted in the presence of anhydrous ammonia. The polyamine is economically obtained in high selectivity and yield.
Inventors:
JERARUDO JOSEFU ONIIRU
ARUBAATO HENRII REBESUKU
ARUBAATO HENRII REBESUKU
Application Number:
JP2620890A
Publication Date:
January 13, 1999
Filing Date:
February 07, 1990
Export Citation:
Assignee:
DABURYU AARU GUREESU ANDO CO KONETEIKATSUTO
International Classes:
C07B61/00; C07C209/48; C07C211/13; C07C211/14; B01J25/00; (IPC1-7): C07C211/13; B01J25/00; C07C209/48; C07C211/14
Domestic Patent References:
| JP61286350A | ||||
| JP6251647A | ||||
| JP62273938A | ||||
| JP62270550A | ||||
| JP6048953A | ||||
| JP6048952A | ||||
| JP5755705B2 |
Attorney, Agent or Firm:
Heiyoshi Odashima