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US 6,551,803 B1Granted
Method for purification of amino acid containing solutions by electrodialysis
AssigneeBASF SE
InventorsAndreas Fischer, Christoph Martin, Jürgen Müller
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Abstract
A process is described for purifying an amino acid-containing solution by means of electrodialysis, wherein an amino acid-containing solution is employed which is obtained from the fermentation for producing at least one amino acid.
Claims9
A process for purifying an amino acid-containing solution by means of electrodialysis (d), characterized in that an amino acid-containing solution is employed which is obtained from a fermentation for producing at least one amino acid, wherein
- said amino acid-containing solution is purified by mean of a 3-cycle electrodialysis with bipolar membranes and the amino acid is obtained as free amino acid.
Dependencies are inferred from the claim text.