Repression of polymer formation in the conversion of linear or b

Details Repression of polymer formation in the conversion of linear or b Repression of polymer formation in the conversion of linear or b

1974-05-17

1977-01-04

Rollins, Alton D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260239A, 26029351, 2603268, C07D20706, C07D21102, C07D22304, C07D29502

Patent

active

040012131

ABSTRACT:
The conversion of linear or branched primary diamines to saturated secondary cyclic amines with the repression of the formation of linear or branched secondary amines, tertiary amines and polymers is carried out in the vapor phase, with a diluent, preferably hydrogen, over a solid catalyst comprising an element selected from the group consisting of nickel, copper, cobalt or iron.

REFERENCES:
patent: 2200282 (1940-05-01), Lazier
patent: 2267686 (1941-12-01), Kyrides
patent: 2863872 (1958-12-01), Silverstone
patent: 2952688 (1960-09-01), Kline et al.
patent: 3268588 (1966-08-01), Horlenko
Yasumura, Chem. Abstracts, vol. 59, Col. 2813 (1963).

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