Invention Grant
- Patent Title: Process for the production of hexamethlenediamine
-
Application No.: US14564483Application Date: 2014-12-09
-
Publication No.: US09446373B2Publication Date: 2016-09-20
- Inventor: Tommaso Crippa , Stefano Alini , Luciano Guida , Alberto Corona
- Applicant: Radici Chimica S.p.A.
- Applicant Address: IT Bergamo
- Assignee: Radici Chimica S.p.A.
- Current Assignee: Radici Chimica S.p.A.
- Current Assignee Address: IT Bergamo
- Agency: Dinsmore & Shohl LLP
- Main IPC: B01J19/18
- IPC: B01J19/18 ; B01J8/22 ; C07C209/48 ; B01J19/00 ; B01J38/72 ; B01J25/02 ; B01J25/04 ; B01J38/48
Abstract:
It is described a process for the production of hexamethylenediamine by hydrogenation of adiponitrile, comprising an improved step of regeneration of the catalyst. Also described are an equipment for the production of hexamethylenediamine, and a washing apparatus (14) for implementing the catalyst regeneration step.
Public/Granted literature
- US20150093301A1 PROCESS FOR THE PRODUCTION OF HEXAMETHLENEDIAMINE Public/Granted day:2015-04-02
Information query
