Recovery of acetic acid from a fermentation broth

Details Recovery of acetic acid from a fermentation broth Recovery of acetic acid from a fermentation broth

1981-10-26

1983-09-20

Bascomb, Jr., Wilbur L.

Chemistry: molecular biology and microbiology

Micro-organism, tissue cell culture or enzyme using process...

Preparing oxygen-containing organic compound

435842, 203 16, 203 38, 562513, 562608, C07C 5148, C07C 5150, C12P 754

Patent

active

044057172

ABSTRACT:
A process is provided for the recovery of acetic acid from dilute aqueous solutions. The acid in the form of its calcium salt is treated with a tertiary amine carbonate and the resulting trialkylammonium acetate is isolated and heated to give the acetic acid plus a tertiary amine.

REFERENCES:
patent: 1864838 (1932-06-01), Langwell et al.
patent: 3158649 (1964-11-01), Colin et al.
patent: 3238252 (1966-03-01), Giacometti
patent: 3816524 (1974-06-01), Grinstead
patent: 4100189 (1978-07-01), Mercier
patent: 4282323 (1981-08-01), Yates
patent: 4364960 (1982-12-01), Kunimatsu et al.
patent: 4371619 (1983-02-01), Schwartz et al.
Wardell et al.: Journal of Chemical Eng. Data, vol. 23, No. 2, 1978, Solvent Equilibra for Extraction of Carbon Acid from Water.

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