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DE60104481D1 - Herstellung von Milchsäure durch Verdampfungs-Kristallisationsverfahren - Google Patents

Herstellung von Milchsäure durch Verdampfungs-Kristallisationsverfahren

Info

Publication number
DE60104481D1
DE60104481D1 DE60104481T DE60104481T DE60104481D1 DE 60104481 D1 DE60104481 D1 DE 60104481D1 DE 60104481 T DE60104481 T DE 60104481T DE 60104481 T DE60104481 T DE 60104481T DE 60104481 D1 DE60104481 D1 DE 60104481D1
Authority
DE
Germany
Prior art keywords
lactic acid
production
evaporative crystallization
crystallization processes
solution
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 - Lifetime
Application number
DE60104481T
Other languages
English (en)
Other versions
DE60104481T2 (de
Inventor
Eric Dubois
Catherine Fouache
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.)
Roquette Freres SA
Original Assignee
Roquette Freres SA
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 Roquette Freres SA filed Critical Roquette Freres SA
Publication of DE60104481D1 publication Critical patent/DE60104481D1/de
Application granted granted Critical
Publication of DE60104481T2 publication Critical patent/DE60104481T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C07C51/02—Preparation of carboxylic acids or their salts, halides or anhydrides from salts of carboxylic acids

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)
DE60104481T 2000-05-23 2001-05-22 Herstellung von Milchsäure durch Verdampfungs-Kristallisationsverfahren Expired - Lifetime DE60104481T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0006586A FR2809393B1 (fr) 2000-05-23 2000-05-23 Procede de preparation d'acide lactique par evapocristallisation
FR0006586 2000-05-23

Publications (2)

Publication Number Publication Date
DE60104481D1 true DE60104481D1 (de) 2004-09-02
DE60104481T2 DE60104481T2 (de) 2005-08-18

Family

ID=8850527

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60104481T Expired - Lifetime DE60104481T2 (de) 2000-05-23 2001-05-22 Herstellung von Milchsäure durch Verdampfungs-Kristallisationsverfahren

Country Status (7)

Country Link
US (1) US6384276B2 (de)
EP (1) EP1157980B1 (de)
AT (1) ATE272041T1 (de)
CA (1) CA2348052C (de)
DE (1) DE60104481T2 (de)
ES (1) ES2225436T3 (de)
FR (1) FR2809393B1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2002309528A1 (en) * 2001-04-02 2002-10-15 Therasense, Inc. Blood glucose tracking apparatus and methods
DE60323659D1 (de) * 2002-10-22 2008-10-30 Purac Biochem Bv Trennung von biomasse aus milchsäurehaltigen fermentationsprodukten durch ausflockung
US7848935B2 (en) * 2003-01-31 2010-12-07 I.M.D. Soft Ltd. Medical information event manager
CN101306992B (zh) * 2007-05-14 2011-01-19 张家港三源生物工程有限公司 L-乳酸钙连续酸化、结晶制取l-乳酸的方法
US10546295B2 (en) * 2011-09-07 2020-01-28 Elwha Llc Computational systems and methods for regulating information flow during interactions
CN109206312A (zh) * 2017-07-03 2019-01-15 中国石化扬子石油化工有限公司 一种从d-乳酸铵发酵液中分离纯化d-乳酸的方法
CN109206310A (zh) * 2017-07-03 2019-01-15 中国石化扬子石油化工有限公司 一种从d-乳酸钙发酵液中提取d-乳酸的方法
CN109096097A (zh) * 2018-08-30 2018-12-28 河北乐开节能科技股份有限公司 一种制取高纯度聚合级结晶乳酸的方法
CN114276233A (zh) * 2021-11-01 2022-04-05 欧尚元(天津)有限公司 一种粗l-乳酸的精制纯化方法及其纯化装置
CN116004736A (zh) * 2022-08-12 2023-04-25 吉峰久业生物科技(天津)有限公司 L-乳酸生产新工艺

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE222741C (de) *
US1594843A (en) * 1921-08-19 1926-08-03 Du Pont Purification of lactic acid
US2024565A (en) * 1931-10-29 1935-12-17 Standard Brands Inc Process for the production of lactic acid
GB907321A (en) * 1958-07-10 1962-10-03 Bowmans Chemicals Ltd Improvements in the manufacture of lactic acid
JPH02286090A (ja) * 1989-04-18 1990-11-26 Michigan Biotechnol Inst 乳酸の生産および精製方法
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
AT398982B (de) 1993-02-18 1995-02-27 Vogelbusch Gmbh Verfahren zur abtrennung und reinigung von milchsäure
US5681728A (en) * 1995-06-07 1997-10-28 Chronopol, Inc. Method and apparatus for the recovery and purification of organic acids
US6111137A (en) 1996-12-20 2000-08-29 Mitsui Chemicals, Inc. Purification process of lactic acid

Also Published As

Publication number Publication date
FR2809393B1 (fr) 2003-09-05
ATE272041T1 (de) 2004-08-15
FR2809393A1 (fr) 2001-11-30
EP1157980B1 (de) 2004-07-28
ES2225436T3 (es) 2005-03-16
US20020004610A1 (en) 2002-01-10
CA2348052A1 (fr) 2001-11-23
US6384276B2 (en) 2002-05-07
DE60104481T2 (de) 2005-08-18
EP1157980A1 (de) 2001-11-28
CA2348052C (fr) 2010-04-27

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