Preparation of polyethylene polyamines from 2-aminoethyl sulfuri

Details Preparation of polyethylene polyamines from 2-aminoethyl sulfuri Preparation of polyethylene polyamines from 2-aminoethyl sulfuri

1985-11-08

1986-10-21

Shaver, Paul F.

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

Organic compounds

Amino nitrogen containing

C07C 8502

Patent

active

046187162

ABSTRACT:
This invention relates to a process for producing linear polyethylene polyamines. In the process ammonia or an ethylene polyamine is reacted with 2-aminoethyl sulfuric acid to form a higher polyethylene polyamine salt. This salt is subsequently neutralized with a base liberating the free polyethylene polyamine. This product can be recovered from the reaction mixture by filtration and the product polyethylene polyamine purified by distillation.

REFERENCES:
patent: 4430513 (1984-02-01), Homeier

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