ATE218530T1 - Verfahren zur gewinnung von milchsäure - Google Patents

Verfahren zur gewinnung von milchsäure

Info

Publication number: ATE218530T1
Authority: AT; Austria
Prior art keywords: lactic acid; alkali metal; alkaline earth; product; conjugated
Prior art date: 1997-02-21

Application number

AT98905056T

Other languages

English (en)

Inventor

Aharon Meir Eyal

David Witzke

Rod Fisher

Original Assignee

Yissum Res Dev Co

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.)

1997-02-21

Filing date

1998-02-12

Publication date

2002-06-15

1998-02-12 Application filed by Yissum Res Dev Co filed Critical Yissum Res Dev Co

2002-06-15 Application granted granted Critical

2002-06-15 Publication of ATE218530T1 publication Critical patent/ATE218530T1/de

Links

JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 abstract 12
229910052783 alkali metal Inorganic materials 0.000 abstract 7
235000014655 lactic acid Nutrition 0.000 abstract 6
239000004310 lactic acid Substances 0.000 abstract 6
229910052784 alkaline earth metal Inorganic materials 0.000 abstract 5
-1 alkaline earth-metal salt Chemical class 0.000 abstract 5
150000001340 alkali metals Chemical class 0.000 abstract 4
239000002585 base Substances 0.000 abstract 4
150000001342 alkaline earth metals Chemical class 0.000 abstract 3
150000007514 bases Chemical class 0.000 abstract 3
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 3

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

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Oil, Petroleum & Natural Gas (AREA)
Wood Science & Technology (AREA)
Zoology (AREA)
General Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Life Sciences & Earth Sciences (AREA)
Biochemistry (AREA)
Health & Medical Sciences (AREA)
Microbiology (AREA)
Bioinformatics & Cheminformatics (AREA)
General Engineering & Computer Science (AREA)
General Health & Medical Sciences (AREA)
Genetics & Genomics (AREA)
Biotechnology (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Preparation Of Compounds By Using Micro-Organisms (AREA)

AT98905056T 1997-02-21 1998-02-12 Verfahren zur gewinnung von milchsäure ATE218530T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
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 (1)

Publication Number	Publication Date
ATE218530T1 true ATE218530T1 (de)	2002-06-15

Family

ID=11069830

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT98905056T ATE218530T1 (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
DE60323659D1 (de) *	2002-10-22	2008-10-30	Purac Biochem Bv	Trennung von biomasse aus milchsäurehaltigen fermentationsprodukten durch ausflockung
DE602005014478D1 (de) *	2004-06-17	2009-06-25	Purac Biochem Bv	Verfahren zur herstellung von milchsäure oder lactat aus einem magnesiumlactat enthaltenden medium
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
BR112012019684B1 (pt) *	2010-02-08	2019-09-24	Purac Biochem B.V.	Processos para produção de ácido lático e para a preparação de lactídeo e/ou ácido polilático
WO2012001003A1 (en)	2010-07-02	2012-01-05	Metabolic Explorer	Method for the preparation of hydroxy acids
CA2853053C (en) *	2011-10-25	2019-08-27	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

1997
- 1997-02-21 IL IL12027997A patent/IL120279A/xx not_active IP Right Cessation
1998
- 1998-02-12 AU AU62769/98A patent/AU6276998A/en not_active Abandoned
- 1998-02-12 AT AT98905056T patent/ATE218530T1/de not_active IP Right Cessation
- 1998-02-12 ES ES98905056T patent/ES2178158T3/es not_active Expired - Lifetime
- 1998-02-12 CA CA002281599A patent/CA2281599A1/en not_active Abandoned
- 1998-02-12 DE DE69805780T patent/DE69805780T2/de not_active Expired - Fee Related
- 1998-02-12 BR BR9807458-0A patent/BR9807458A/pt not_active Application Discontinuation
- 1998-02-12 EP EP98905056A patent/EP0970035B1/de not_active Expired - Lifetime
- 1998-02-12 WO PCT/US1998/002695 patent/WO1998037050A1/en not_active Ceased

Also Published As

Publication number	Publication date
IL120279A (en)	1999-10-28
WO1998037050A1 (en)	1998-08-27
AU6276998A (en)	1998-09-09
EP0970035B1 (de)	2002-06-05
CA2281599A1 (en)	1998-08-27
IL120279A0 (en)	1997-06-10
DE69805780D1 (de)	2002-07-11
DE69805780T2 (de)	2004-05-27
EP0970035A1 (de)	2000-01-12
BR9807458A (pt)	2000-05-09
ES2178158T3 (es)	2002-12-16

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Legal Events

Date	Code	Title	Description
2002-12-15	RER	Ceased as to paragraph 5 lit. 3 law introducing patent treaties