Recovery of bis(hexamethylene)triamine

Details Recovery of bis(hexamethylene)triamine Recovery of bis(hexamethylene)triamine

1987-04-15

1989-02-07

Hollrah, Glennon H.

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

Organic compounds

Amino nitrogen containing

564492, 564512, C07C 8526

Patent

active

048033049

ABSTRACT:
Recovery of bis(hexamethylene)triamine from still heels of hexamethylenediamine by extraction using an aliphatic hydrocarbon having a boiling point between about 34.degree. C. and 210.degree. C.

REFERENCES:
patent: 2987452 (1961-06-01), Campbell et al.
patent: 3510522 (1970-05-01), Larkin et al.
patent: 3523973 (1970-08-01), Evans
patent: 4115304 (1978-09-01), Chadwick

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