DE69714277T2 - Verfahren zur gewinnung von milchsäure aus wässrigen lösungen, die sie enthalten, mit hilfe eines basischen organischen extraktionsmittels - Google Patents

Verfahren zur gewinnung von milchsäure aus wässrigen lösungen, die sie enthalten, mit hilfe eines basischen organischen extraktionsmittels

Info

Publication number
DE69714277T2
DE69714277T2 DE69714277T DE69714277T DE69714277T2 DE 69714277 T2 DE69714277 T2 DE 69714277T2 DE 69714277 T DE69714277 T DE 69714277T DE 69714277 T DE69714277 T DE 69714277T DE 69714277 T2 DE69714277 T2 DE 69714277T2
Authority
DE
Germany
Prior art keywords
lactic acid
aqueous solutions
aqueous solution
solutions containing
basic organic
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
DE69714277T
Other languages
English (en)
Other versions
DE69714277D1 (de
Inventor
Meir Eyal
R Gruber
R Fisher
J Kolstad
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
Cargill Inc
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 Cargill Inc filed Critical Cargill Inc
Application granted granted Critical
Publication of DE69714277D1 publication Critical patent/DE69714277D1/de
Publication of DE69714277T2 publication Critical patent/DE69714277T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • C07C51/47—Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
DE69714277T 1996-10-09 1997-10-02 Verfahren zur gewinnung von milchsäure aus wässrigen lösungen, die sie enthalten, mit hilfe eines basischen organischen extraktionsmittels Expired - Fee Related DE69714277T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IL11938796A IL119387A (en) 1996-10-09 1996-10-09 Process for the recovery of lactic acid by liquid-liquid extraction with a basic extractant
PCT/US1997/015844 WO1998015517A2 (en) 1996-10-09 1997-10-02 Process for the recovery of lactic acid by contacting aqueous solutions containing the same with a basic organic extractant

Publications (2)

Publication Number Publication Date
DE69714277D1 DE69714277D1 (de) 2002-08-29
DE69714277T2 true DE69714277T2 (de) 2003-03-06

Family

ID=11069359

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69714277T Expired - Fee Related DE69714277T2 (de) 1996-10-09 1997-10-02 Verfahren zur gewinnung von milchsäure aus wässrigen lösungen, die sie enthalten, mit hilfe eines basischen organischen extraktionsmittels

Country Status (12)

Country Link
US (1) US7019170B2 (de)
EP (1) EP0932592B1 (de)
AT (1) ATE221041T1 (de)
AU (1) AU4891497A (de)
BR (1) BR9712227A (de)
CA (1) CA2268313C (de)
DE (1) DE69714277T2 (de)
DK (1) DK0932592T3 (de)
ES (1) ES2180951T3 (de)
IL (1) IL119387A (de)
PT (1) PT932592E (de)
WO (1) WO1998015517A2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6475759B1 (en) 1997-10-14 2002-11-05 Cargill, Inc. Low PH lactic acid fermentation
US6229046B1 (en) 1997-10-14 2001-05-08 Cargill, Incorported Lactic acid processing methods arrangements and products
US20020102672A1 (en) 1999-10-04 2002-08-01 Joseph Mizrahi Process for producing a purified lactic acid solution
MXPA03010183A (es) * 2001-05-07 2004-03-16 Cargill Inc Proceso para preparar acidos carboxilicos y derivados de los mismos.
DE102005033432A1 (de) * 2005-07-18 2007-01-25 Basf Ag Verfahren zur Extraktion von Milchsäure aus wässrigen Suspensionen
JP2009067775A (ja) * 2007-09-17 2009-04-02 Rohm & Haas Co ヒドロキシカルボン酸、またはその塩を、不飽和カルボン酸および／またはそのエステルに変換する方法
DE102008040193A1 (de) 2008-07-04 2010-01-07 Evonik Röhm Gmbh Verfahren zur Herstellung freier Carbonsäuren
DE102009009580A1 (de) 2009-02-19 2010-08-26 Evonik Degussa Gmbh Verfahren zur Herstellung freier Säuren aus ihren Salzen
DE102010002065B4 (de) 2010-02-17 2014-04-10 Deutsches Institut Für Lebensmitteltechnik E.V. Vorrichtung und integriertes Herstellungsverfahren für Ammoniumlactat
KR101616171B1 (ko) 2010-10-28 2016-04-28 토탈 마케팅 서비스 유기산 제조에서의 모나스쿠스의 용도
PT106039A (pt) * 2010-12-09 2012-10-26 Hcl Cleantech Ltd Processos e sistemas para o processamento de materiais lenhocelulósicos e composições relacionadas
GB2505148B8 (en) 2011-04-07 2016-12-07 Virdia Ltd Lignocellulose conversion processes and products
EP2878349B1 (de) 2012-05-03 2022-07-06 Virdia, LLC Fraktionierung eines Gemisches mittels sequenzieller simulierter Fliessbettchromatographie
US9493851B2 (en) 2012-05-03 2016-11-15 Virdia, Inc. Methods for treating lignocellulosic materials
NZ743055A (en) 2013-03-08 2020-03-27 Xyleco Inc Equipment protecting enclosures
SE538899C2 (en) 2015-02-03 2017-01-31 Stora Enso Oyj Method for treating lignocellulosic materials
CN105367405B (zh) * 2015-11-27 2017-05-10 河南金丹乳酸科技股份有限公司 乳酸衍生转化生产丙酮酸中的丙酮酸提纯工艺
US11597951B2 (en) 2018-02-13 2023-03-07 Lygos, Inc. Method for preparation of diester derivatives of malonic acid
CA3136780A1 (en) 2019-04-18 2020-10-22 BluCon Biotech GmbH Extreme thermophilic bacteria of the genus caldicellulosiruptor suitable for the conversion of cellulosic and starchy biomass
WO2021139894A1 (en) 2020-01-10 2021-07-15 BluCon Biotech GmbH Extreme thermophilic bacteria of the genus caldicellulosiruptor suitable for the conversion of cellulosic and starchy biomass
CN112745215B (zh) * 2019-10-31 2022-11-11 中国石油化工股份有限公司 一种从乳酸盐的含水原料中转化乳酸和提取乳酸相耦合的方法
US20230052467A1 (en) 2020-01-10 2023-02-16 BluCon Biotech GmbH Methods of producing lactic acid from unmodified starch
CN114380683A (zh) * 2021-12-21 2022-04-22 安徽丰原发酵技术工程研究有限公司 一种从含乳酸钙的发酵液中提取乳酸的方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2820942A1 (de) * 1978-05-12 1979-11-22 Sueddeutsche Kalkstickstoff Uebersaure feste metallactate, verfahren zu deren herstellung und verwendung
US4444881A (en) * 1981-10-26 1984-04-24 Cpc International Inc. Recovery of organic acids from a fermentation broth
JPS62146595A (ja) 1985-12-20 1987-06-30 Daicel Chem Ind Ltd 醗酵による有機酸の連続製造方法
US5252473A (en) * 1990-01-23 1993-10-12 Battelle Memorial Institute Production of esters of lactic acid, esters of acrylic acid, lactic acid, and acrylic acid
US5210296A (en) * 1990-11-19 1993-05-11 E. I. Du Pont De Nemours And Company Recovery of lactate esters and lactic acid from fermentation broth
US5132456A (en) * 1991-05-07 1992-07-21 The Regents Of The University Of California Sorption of carboxylic acid from carboxylic salt solutions at PHS close to or above the pKa of the acid, with regeneration with an aqueous solution of ammonia or low-molecular-weight alkylamine
US5510526A (en) * 1993-06-29 1996-04-23 Cargill, Incorporated Lactic acid production, separation and/or recovery process
DE4341770A1 (de) * 1993-12-08 1995-06-14 Basf Ag Verfahren zur Herstellung von Milchsäureestern
IL109003A (en) * 1994-03-16 1999-09-22 Yissum Res Dev Co Process and extractant composition for extracting water-soluble carboxylic and mineral acids
US5766439A (en) * 1996-10-10 1998-06-16 A. E. Staley Manufacturing Co. Production and recovery of organic acids

Also Published As

Publication number Publication date
DK0932592T3 (da) 2002-09-02
ES2180951T3 (es) 2003-02-16
CA2268313A1 (en) 1998-04-16
EP0932592A2 (de) 1999-08-04
IL119387A0 (en) 1997-01-10
US7019170B2 (en) 2006-03-28
WO1998015517A2 (en) 1998-04-16
IL119387A (en) 2001-06-14
EP0932592B1 (de) 2002-07-24
CA2268313C (en) 2007-02-20
PT932592E (pt) 2002-11-29
AU4891497A (en) 1998-05-05
DE69714277D1 (de) 2002-08-29
WO1998015517A8 (en) 2008-08-07
BR9712227A (pt) 2002-02-05
ATE221041T1 (de) 2002-08-15
US20030187300A1 (en) 2003-10-02
WO1998015517A3 (en) 1998-05-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee