Alkoxylated amido-containing polyamines and their use for breaki

Details Alkoxylated amido-containing polyamines and their use for breaki Alkoxylated amido-containing polyamines and their use for breaki

1987-10-16

1990-06-19

Barr, Josephine

Compositions

Preservative agents

Anti-corrosion

525420, 528342, 528422, 252344, B01D 1704

Patent

active

049351621

ABSTRACT:
Alkoxylated amido-containing polyamines which are suitable as oil demulsifiers are obtainable by condensing a dicarboxylic acid of 3 to 20 carbon atoms or one of its functional derivatives with a polyalkylenepolyamine having 2 or more carbon atoms and 2 or more amino groups and reacting the product with a total of from 1 to 200 moles/mole of ethylene oxide and/or propylene oxide and/or 1,2-butylene oxide.

REFERENCES:
patent: 2499368 (1950-03-01), Groote et al.
patent: 3528928 (1970-09-01), Rushton et al.
patent: 3893885 (1975-07-01), Ziemann et al.
patent: 3907701 (1975-09-01), Liebold et al.
patent: 4250298 (1981-02-01), Lehmann et al.
patent: 4546151 (1985-10-01), Baur et al.

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