DE69805780D1 - Verfahren zur gewinnung von milchsäure - Google Patents

Verfahren zur gewinnung von milchsäure

Info

Publication number
DE69805780D1
DE69805780D1 DE69805780T DE69805780T DE69805780D1 DE 69805780 D1 DE69805780 D1 DE 69805780D1 DE 69805780 T DE69805780 T DE 69805780T DE 69805780 T DE69805780 T DE 69805780T DE 69805780 D1 DE69805780 D1 DE 69805780D1
Authority
DE
Germany
Prior art keywords
lactic acid
alkali metal
alkaline earth
product
conjugated
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69805780T
Other languages
English (en)
Other versions
DE69805780T2 (de
Inventor
Meir Eyal
David Witzke
Rod Fisher
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cargill Inc
Original Assignee
Yissum Research Development Co of Hebrew University of Jerusalem
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yissum Research Development Co of Hebrew University of Jerusalem filed Critical Yissum Research Development Co of Hebrew University of Jerusalem
Publication of DE69805780D1 publication Critical patent/DE69805780D1/de
Application granted granted Critical
Publication of DE69805780T2 publication Critical patent/DE69805780T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P7/00—Preparation of oxygen-containing organic compounds
    • C12P7/40—Preparation of oxygen-containing organic compounds containing a carboxyl group including Peroxycarboxylic acids
    • C12P7/56—Lactic acid
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/02—Preparation of carboxylic acids or their salts, halides or anhydrides from salts of carboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/41—Preparation of salts of carboxylic acids
    • C07C51/412—Preparation of salts of carboxylic acids by conversion of the acids, their salts, esters or anhydrides with the same carboxylic acid part
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
DE69805780T 1997-02-21 1998-02-12 Verfahren zur gewinnung von milchsäure Expired - Fee Related DE69805780T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IL12027997 1997-02-21
IL12027997A IL120279A (en) 1997-02-21 1997-02-21 Process for producing lactic acid and products thereof from its alkaline earth-metal salt
PCT/US1998/002695 WO1998037050A1 (en) 1997-02-21 1998-02-12 A process for the recovery of lactic acid

Publications (2)

Publication Number Publication Date
DE69805780D1 true DE69805780D1 (de) 2002-07-11
DE69805780T2 DE69805780T2 (de) 2004-05-27

Family

ID=11069830

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69805780T Expired - Fee Related DE69805780T2 (de) 1997-02-21 1998-02-12 Verfahren zur gewinnung von milchsäure

Country Status (9)

Country Link
EP (1) EP0970035B1 (de)
AT (1) ATE218530T1 (de)
AU (1) AU6276998A (de)
BR (1) BR9807458A (de)
CA (1) CA2281599A1 (de)
DE (1) DE69805780T2 (de)
ES (1) ES2178158T3 (de)
IL (1) IL120279A (de)
WO (1) WO1998037050A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1416053A1 (de) * 2002-10-22 2004-05-06 Purac Biochem B.V. Trennung von Biomasse aus milchsäurehaltigen Fermentationsprodukten durch Ausflockung
BR0315577A (pt) 2002-10-22 2005-08-30 Purac Biochem Bv Processo para a separação de biomassa do produto de fermentação contendo lactato e ácido láctico presente em um caldo de fermentação
ES2326899T3 (es) * 2004-06-17 2009-10-21 Purac Biochem Bv Proceso para la preparacion de acido lactico o lactato a partir de un medio que comprende lactato de magnesio.
US7705180B2 (en) 2004-06-17 2010-04-27 Purac Biochem B.V. Process for the preparation of lactic acid or lactate from a magnesium lactate comprising medium
WO2011095631A1 (en) 2010-02-08 2011-08-11 Purac Biochem Bv Process for manufacturing lactic acid
US8911978B2 (en) 2010-07-02 2014-12-16 Metabolic Explorer Method for the preparation of hydroxy acids
US11279964B2 (en) * 2011-10-25 2022-03-22 Purac Biochem B.V. Process for the conversion of lignocellulose material into an organic acid

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE678428C (de) * 1936-10-20 1939-07-17 Aeg Verfahren zur Herstellung wasserfreier Mischungen von Milchsaeure und Milchsaeureanhydrid
US2143361A (en) * 1937-09-09 1939-01-10 American Maize Prod Co Method of making a purified sodium lactate
GB907321A (en) * 1958-07-10 1962-10-03 Bowmans Chemicals Ltd Improvements in the manufacture of lactic acid
IL39710A (en) * 1972-06-19 1975-04-25 Imi Inst For Res & Dev Recovery of acids from aqueous solutions by solvent extraction

Also Published As

Publication number Publication date
EP0970035A1 (de) 2000-01-12
CA2281599A1 (en) 1998-08-27
EP0970035B1 (de) 2002-06-05
WO1998037050A1 (en) 1998-08-27
IL120279A (en) 1999-10-28
ES2178158T3 (es) 2002-12-16
ATE218530T1 (de) 2002-06-15
DE69805780T2 (de) 2004-05-27
BR9807458A (pt) 2000-05-09
AU6276998A (en) 1998-09-09
IL120279A0 (en) 1997-06-10

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Legal Events

Date Code Title Description
8332 No legal effect for de
8370 Indication related to discontinuation of the patent is to be deleted
8327 Change in the person/name/address of the patent owner

Owner name: CARGILL, INCORPORATED (N.D.GES.D. STAATES DELAWARE

8328 Change in the person/name/address of the agent

Representative=s name: GRUENECKER, KINKELDEY, STOCKMAIR & SCHWANHAEUSSER

8339 Ceased/non-payment of the annual fee