Removal of catalyst from ethoxylates by centrifugation

Details Removal of catalyst from ethoxylates by centrifugation Removal of catalyst from ethoxylates by centrifugation

1979-07-05

1981-03-03

Mars, Howard T.

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

Organic compounds

Oxygen containing

C07C 4134, C07C 4311

Patent

active

042542871

ABSTRACT:
Barium catalyst is removed from ethoxylated alcohols prepared using these catalysts by admixing the ethoxylated alcohols with water and mineral acid to precipitate the barium catalyst as a solid then centrifuging to remove the precipitate.

REFERENCES:
patent: 2983763 (1961-05-01), Krause
patent: 3000963 (1961-09-01), Speranza
patent: 3030426 (1962-04-01), Moseley et al.
patent: 3328306 (1967-06-01), Ellis
patent: 4129718 (1978-12-01), Muzzio
patent: 4176164 (1979-11-01), Stark
Merck Index (1976), Merck & Co. Inc., Rahway, N.J. p. 130.
Gilman, Organic Synthesis, vol. 1, John Wiley & Sons, New York, 1932.

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