Our Patents > WO 1998 016652 / 1998-04-23


The invention provides a process for the production of aspartic acid condensate from a carbohydrate comprising the steps of: fermenting a carbohydrate-containing medium by means of a fumaric acid-producing microorganism, whereby a fumarate-containing fermentation liquor is formed; forming a purified ammonium fumarate solution from the fumarate-containing fermentation liquor; enzymatically converting the purified ammonium fumarate into purified ammonium aspartate; heating an aqueous solution of an aspartate salt derived from the purified ammonium aspartate whereby water is removed, and aspartic acid condensate is formed and a second product is formed, which second product is basic and contains the cation of the aspartate salt; and removing and using the basic second product as a reagent in another step of the process.

Inventors:
EYAL, Aharon, M.; (IL).
JANSEN, Robert, J.; (BE).
VITNER, Asher; (IL).
CAMI, Pierre; (FR).
MAILLY, Emmanuel; (FR).
CHATTAWAY, Thomas; (BE).
JARRY, Bruno; (FR).
MORE, Joelle; (FR).

Applicant:
 AMYLUM BELGIUM N.V. [BE/BE]; Burchtstraat 10, B-9300 Aalst (BE) (All Except US).
GODWIN, Edgar, James [GB/GB]; (GB) (SD only).
EYAL, Aharon, M. [IL/IL]; (IL) (US Only).
JANSEN, Robert, J. [US/BE]; (BE) (US Only).
VITNER, Asher [IL/IL]; (IL) (US Only).
CAMI, Pierre [FR/FR]; (FR) (US Only).
MAILLY, Emmanuel [FR/FR]; (FR) (US Only).
CHATTAWAY, Thomas [FR/BE]; (BE) (US Only).
JARRY, Bruno [FR/FR]; (FR) (US Only).
MORE, Joelle [FR/FR]; (FR) (US Only).
 


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