Polyalkylene polyamines from alkanolamine and ammonia or...

Details Polyalkylene polyamines from alkanolamine and ammonia or... Polyalkylene polyamines from alkanolamine and ammonia or...

C - Chemistry, Metallurgy

07

D

260/267.1, 260/2

C07D 295/00 (2006.01) C07D 259/00 (2006.01) C07D 295/023 (2006.01)

Patent

CA 1221092

ABSTRACT A process for preparing polyalkylene polyamine compounds is disclosed wherein ammonia or a primary or secondary amine and an alkanolamine compound are reacted in the presence of an effective amount of a Group IIIB metal acid phosphate at a temperature from about 175 to 400°C under a pressure sufficient to maintain a substantial amount of the ammonia or amine in the reaction zone. The polyalkylene polyamines thus formed are recovered from the reaction mixture.

463024

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