Hexamethylene diamine by hydrogenation of adiponitrile in presen

Details Hexamethylene diamine by hydrogenation of adiponitrile in presen Hexamethylene diamine by hydrogenation of adiponitrile in presen

1976-08-03

1977-12-20

Wyman, Daniel E.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

252472, 260578, C07C 8512

Patent

active

040641724

ABSTRACT:
Adiponitrile is hydrogenated to hexamethylene diamine in the presence of a fused and solidified iron oxide catalyst containing at least 96.5% of iron oxide, having an atomic ratio of oxygen to iron of 1.2:1 to 1.4:1, previously activated by heating in hydrogen.

REFERENCES:
patent: 2661338 (1953-12-01), Lanning
patent: 2683726 (1954-07-01), McGrath et al.
patent: 3644216 (1972-02-01), Egalon et al.
patent: 3986985 (1976-10-01), Dewdney et al.

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