Title:
PROCESS FOR THE PREPARATION OF A MONOVALENT SUCCINATE SALT
Document Type and Number:
WIPO Patent Application WO/2010/063762
Kind Code:
A3
Abstract:
The present invention pertains to a process for the preparation of a monovalent succinate salt comprising the steps of: a) fermenting a carbohydrate source to succinic acid by means of a micro-organism, b) adding a alkaline earth metal hydroxide, carbonate and/or hydrogencarbonate, the alkaline earth metal being calcium or magnesium, as neutralising agent during the fermentation under formation of an aqueous medium comprising calcium succinate or magnesium succinate, c) reacting the alkaline earth metal succinate salt in an aqueous medium with a monovalent hydroxide, carbonate and/or hydrogencarbonate base to form an alkaline earth metal hydroxide, carbonate and/or hydrogencarbonate and a monovalent succinate salt, d) separating the monovalent succinate salt from the alkaline earth metal hydroxide, carbonate and/or hydrogencarbonate, e) recycling the alkaline earth metal hydroxide, carbonate and/or hydrogencarbonate to step b.
Inventors:
VAN KRIEKEN JAN (NL)
VAN BREUGEL JAN (NL)
VAN BREUGEL JAN (NL)
Application Number:
PCT/EP2009/066238
Publication Date:
August 05, 2010
Filing Date:
December 02, 2009
Export Citation:
Assignee:
PURAC BIOCHEM BV (NL)
VAN KRIEKEN JAN (NL)
VAN BREUGEL JAN (NL)
VAN KRIEKEN JAN (NL)
VAN BREUGEL JAN (NL)
International Classes:
C12P7/46; C07C51/41; C07C55/10
Foreign References:
| EP1686183A1 | 2006-08-02 | |||
| FR2925068A1 | 2009-06-19 | |||
| EP1672067A1 | 2006-06-21 | |||
| EP1669459A1 | 2006-06-14 | |||
| GB1011506A | 1965-12-01 |
Other References:
DATABASE WPI Week 200882, Derwent World Patents Index; AN 2008-O20334, XP002529588
DATABASE WPI Week 200930, Derwent World Patents Index; AN 2009-E71480, XP002529589
DATABASE WPI Week 200930, Derwent World Patents Index; AN 2009-E71480, XP002529589
Attorney, Agent or Firm:
VAN HEUVEL, Margaretha et al. (XK Amsterdam, NL)
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