Preparation of linear polyethylenepolyamines with silica-alumina

Details Preparation of linear polyethylenepolyamines with silica-alumina Preparation of linear polyethylenepolyamines with silica-alumina

1983-12-16

1985-10-15

Warren, Charles F.

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

Organic compounds

Amino nitrogen containing

564469, 564470, 564512, C07C 8506

Patent

active

045475911

ABSTRACT:
Disclosed is a process for preparing predominantly linear polyethylenepolyamines from the catalyzed reaction of (1) an ethyleneamine and an alkanolamine, (2) ethyleneamines or (3) an alkanolamine and ammonia. The catalyst employed is a silica-alumina catalyst. An acidic phosphorus cocatalyst may be used in conjunction with the silica-alumina catalyst.

REFERENCES:
patent: 2574693 (1951-11-01), Engel et al.
patent: 4036881 (1977-07-01), Brennan et al.

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