Process for producing and recovering lactic acid
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United States of America Patent
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Jul 28, 1998
Issued Date -
N/A
app pub date -
Jun 7, 1995
filing date -
Sep 13, 1991
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Described is an improved fermentation process for producing lactic acid. The preferred process is conducted so as to form a fermentation broth containing undissociated lactic acid. The fermentation broth is contacted with an effective amount of solid-phase polymer containing pyridine groups to adsorb and increase rate of production of the free acid.
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