Use of quaternized polyalkylene polyamines as demulsifiers

Details Use of quaternized polyalkylene polyamines as demulsifiers Use of quaternized polyalkylene polyamines as demulsifiers

1981-12-01

1983-06-07

Gantz, Delbert E.

Liquid purification or separation

Processes

Making an insoluble substance or accreting suspended...

210735, 208188, B01D 1704

Patent

active

043870287

ABSTRACT:
Emulsions of oil and water are broken by contacting the emulsions with a quaternized polyalkylene polyamine, e.g., the adduct of 2-hydroxy-3-chloropropyl trimethyl ammonium chloride and a polyethylene polyamine.

REFERENCES:
patent: 3004924 (1961-10-01), Kirkpatrick et al.
patent: 3205169 (1965-09-01), Kirkpatrick et al.
patent: 4029708 (1977-06-01), Seitz et al.
patent: 4088600 (1978-05-01), Harrington et al.
patent: 4089803 (1978-05-01), Bessler
patent: 4308149 (1981-12-01), Selvaratan

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