DE69505389T2 - Rückgewinnung einer carbonsäure aus einer ein amin und ein extraktionsanreicherungsmittel enthaltenden lösung - Google Patents

Rückgewinnung einer carbonsäure aus einer ein amin und ein extraktionsanreicherungsmittel enthaltenden lösung

Info

Publication number
DE69505389T2
DE69505389T2 DE69505389T DE69505389T DE69505389T2 DE 69505389 T2 DE69505389 T2 DE 69505389T2 DE 69505389 T DE69505389 T DE 69505389T DE 69505389 T DE69505389 T DE 69505389T DE 69505389 T2 DE69505389 T2 DE 69505389T2
Authority
DE
Germany
Prior art keywords
pct
extraction
amine
recovery
solution containing
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
DE69505389T
Other languages
English (en)
Other versions
DE69505389D1 (de
Inventor
Avraham Baniel
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.)
Primary Products Ingredients Americas LLC
Original Assignee
Innova 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 Innova SA filed Critical Innova SA
Application granted granted Critical
Publication of DE69505389D1 publication Critical patent/DE69505389D1/de
Publication of DE69505389T2 publication Critical patent/DE69505389T2/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
    • C07C51/48—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)
  • Extraction Or Liquid Replacement (AREA)
  • Physical Water Treatments (AREA)
DE69505389T 1994-07-04 1995-06-21 Rückgewinnung einer carbonsäure aus einer ein amin und ein extraktionsanreicherungsmittel enthaltenden lösung Expired - Fee Related DE69505389T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IL11020694A IL110206A (en) 1994-07-04 1994-07-04 Recovery of carboxylic acid from organic solution that contains an amine and an extraction enhancer
PCT/EP1995/002399 WO1996001247A1 (en) 1994-07-04 1995-06-21 Recovery of carboxylic acid from organic solution that contains an amine and an extraction enhancer

Publications (2)

Publication Number Publication Date
DE69505389D1 DE69505389D1 (de) 1998-11-19
DE69505389T2 true DE69505389T2 (de) 1999-03-11

Family

ID=11066304

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69505389T Expired - Fee Related DE69505389T2 (de) 1994-07-04 1995-06-21 Rückgewinnung einer carbonsäure aus einer ein amin und ein extraktionsanreicherungsmittel enthaltenden lösung

Country Status (9)

Country Link
US (1) US5773653A (de)
EP (1) EP0768999B1 (de)
JP (1) JP3786691B2 (de)
AT (1) ATE172179T1 (de)
AU (1) AU689280B2 (de)
CA (1) CA2189246C (de)
DE (1) DE69505389T2 (de)
IL (1) IL110206A (de)
WO (1) WO1996001247A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5510526A (en) * 1993-06-29 1996-04-23 Cargill, Incorporated Lactic acid production, separation and/or recovery process
US6187951B1 (en) 1993-06-29 2001-02-13 Cargill, Incorporated Lactic acid production, separation and/or recovery process
IL121207A (en) * 1997-06-30 2000-10-31 Staley Mfg Co A E Liquid-liquid extraction for the recovery of lactic acid with an amine solution in the presence of carbon dioxide
US6229046B1 (en) 1997-10-14 2001-05-08 Cargill, Incorported Lactic acid processing methods arrangements and products
US7074603B2 (en) 1999-03-11 2006-07-11 Zeachem, Inc. Process for producing ethanol from corn dry milling
ES2400285T3 (es) * 1999-03-11 2013-04-08 Zeachem, Inc. Proceso para producir etanol
US20020102672A1 (en) * 1999-10-04 2002-08-01 Joseph Mizrahi Process for producing a purified lactic acid solution
US6509179B1 (en) 2000-10-12 2003-01-21 Barbara I. Veldhuis-Stribos Continuous process for preparing lactic acid
MX306561B (es) * 2004-01-29 2013-01-09 Zeachem Inc Recuperacion de acidos organicos.
CN101646776A (zh) 2007-02-09 2010-02-10 齐凯姆公司 制造产物的高能效方法
BRPI0905949A2 (pt) * 2008-02-07 2015-06-30 Zeachem Inc Produção indireta de butanol e hexanol
WO2009137708A1 (en) * 2008-05-07 2009-11-12 Zeachem Inc. Recovery of organic acids

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2581452A (en) * 1947-03-29 1952-01-08 Kellogg M W Co Dehydration of organic acids
IL39710A (en) * 1972-06-19 1975-04-25 Imi Inst For Res & Dev Recovery of acids from aqueous solutions by solvent extraction
HU184847B (en) * 1981-04-07 1984-10-29 Egyt Gyogyszervegyeszeti Gyar Process for preparing /z/-1,2-diphenyl-1-/p-/2-dimethylamino-ethoxy/-phenyl/-but-1-ene
AT379582B (de) * 1982-07-09 1986-01-27 Jungbunzlauer Ag Verfahren zur isolierung und/oder reinigung von hydroxycarbonsaeuren
US5426219A (en) * 1993-07-26 1995-06-20 A.E. Staley Manufacturing Co. Process for recovering organic acids

Also Published As

Publication number Publication date
US5773653A (en) 1998-06-30
AU2922395A (en) 1996-01-25
WO1996001247A1 (en) 1996-01-18
CA2189246C (en) 2005-09-13
EP0768999A1 (de) 1997-04-23
IL110206A0 (en) 1994-10-21
JPH10502361A (ja) 1998-03-03
AU689280B2 (en) 1998-03-26
CA2189246A1 (en) 1996-01-18
IL110206A (en) 1996-10-16
DE69505389D1 (de) 1998-11-19
EP0768999B1 (de) 1998-10-14
ATE172179T1 (de) 1998-10-15
JP3786691B2 (ja) 2006-06-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: A.E. STALEY MFG. CO., (N.D.GES.D. STAATES DELAWARE

8339 Ceased/non-payment of the annual fee