Process for manufacturing an amide compound using aluminum nitrate promoter
First Claim
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1. In a process for preparing acrylamide by reacting acrylonitrile with water at a temperature of from 50°
- to 400°
C. in the presence of a metallic copper catalyst and a promotor thereof, the improvement comprising using aluminium nitrate as said promotor in an amount of 3 to 600 ppm by weight of the nitrate ion to the total amount of the acrylonitrile and water in the reaction mixture.
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Abstract
An improved process for converting acrylonitrile to the corresponding amide by hydrating said nitrile in the presence of a metallic copper catalyst and aluminum nitrate as promoter for said catalyst.
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Citations
3 Claims
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1. In a process for preparing acrylamide by reacting acrylonitrile with water at a temperature of from 50°
- to 400°
C. in the presence of a metallic copper catalyst and a promotor thereof, the improvement comprising using aluminium nitrate as said promotor in an amount of 3 to 600 ppm by weight of the nitrate ion to the total amount of the acrylonitrile and water in the reaction mixture. - View Dependent Claims (2, 3)
- to 400°
Specification
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Current AssigneeMitsui Toatsu Chemicals Incorporated (Mitsui Chemicals)
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Original AssigneeMitsui Toatsu Chemicals Incorporated (Mitsui Chemicals)
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InventorsHashimoto, Masao, Asano, Shiro, Yoshimura, Kiyotaka
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Primary Examiner(s)Waltz, Thomas
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Application NumberUS05/838,368Time in Patent Office725 DaysField of Search260/561 N, 252/438, 252/477 QUS Class Current564/127CPC Class CodesB01J 23/72 CopperB01J 27/24 Nitrogen compoundsC07D 213/81 Amides; Imides
