Recovery of lactate esters and lactic acid from fermentation bro

Details Recovery of lactate esters and lactic acid from fermentation bro Recovery of lactate esters and lactic acid from fermentation bro

1991-06-20

1993-05-11

Killos, Paul J.

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

Organic compounds

Carboxylic acids and salts thereof

562580, 560179, C07C 5908

Patent

active

052102963

ABSTRACT:
The production of high purity lactate ester or lactic acid from a concentrated fermentation broth by continuous acidification in the presence of an alcohol diluent with sequential or simultaneous esterification, distillation off of high purity ester, and, if desired, hydrolysis of the ester to high purity lactic acid.

REFERENCES:
patent: 2331948 (1943-10-01), Ward et al.
patent: 2350370 (1944-06-01), Schopmeyer et al.
patent: 2420234 (1947-05-01), Filachione
patent: 4467034 (1984-08-01), Sukstach et al.
patent: 4698303 (1987-10-01), Bailey
patent: 4749652 (1988-06-01), Robison
patent: 4771001 (1988-09-01), Bailey et al.

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