Preparation of polyalkylene polyamines

Details Preparation of polyalkylene polyamines Preparation of polyalkylene polyamines

1984-02-07

1989-12-19

Daus, Donald G.

Organic compounds -- part of the class 532-570 series

Organic compounds

Nitrogen attached directly or indirectly to the purine ring...

544357, 564479, 564480, 564512, C07D29512

Patent

active

048884251

ABSTRACT:
Enhanced production of predominantly linearly extended polyalkylene polyamines from alkylenediamines reacted with alkylene glycols or alkanolamines using a phosphorus-containing catalyst is achieved by removing water during the reaction.

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patent: 4316841 (1982-02-01), Ford et al.
patent: 4324914 (1982-04-01), McConnell
patent: 4552961 (1985-11-01), Herdle

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