Organic compounds -- part of the class 532-570 series – Organic compounds – Amino nitrogen containing
Patent
1985-08-26
1988-01-26
Warren, Charles F.
Organic compounds -- part of the class 532-570 series
Organic compounds
Amino nitrogen containing
564490, C07C 8512
Patent
active
047218118
ABSTRACT:
An improved process for selectively forming aliphatic polyamines from aliphatic polynitriles having 2 to 3 atoms between cyano groups by reacting aliphatic polynitrile, with hydrogen in the presence of a primary or secondary amine, through a fixed bed reactor while continuously contacting the reactants with granular Raney cobalt packed therein.
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patent: 3673251 (1972-06-01), Frampton et al.
patent: 3733325 (1978-05-01), Yeakey
patent: 4235821 (1980-11-01), Butte et al.
patent: 4375003 (1983-02-01), Allain et al.
Montgomery Stewart R.
Sherwin Martin B.
Wang Shu-Chieh P.
Hanley Elizabeth A.
Troffkin Howard J.
W. R. Grace & Co.
Warren Charles F.
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