用于生产六亚甲基二胺的改进的工艺

An improved process for the production of hexamethylenediamine

Abstract

本发明描述了用于通过己二腈氢化来生产六亚甲基二胺的生产工艺,工艺包括使催化剂再生的改进步骤。本发明还描述了用于生产六亚甲基二胺的装置,以及用于实施催化剂再生步骤的洗涤设备(14)。
A process for the production of hexamethylenediamine by hydrogenation of adiponitrile is described by the invention, comprising an improved step of regeneration of the catalyst. A device for the production of hexamethylenediamine, and a washing apparatus (14) for implementing the catalyst regeneration step are also described by the invention.

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Patent Citations (1)

    Publication numberPublication dateAssigneeTitle
    US-4429159-AJanuary 31, 1984Monsanto CompanyCatalyst separation in production of amines

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