ATE339399T1 - Ein lösungsmittelaustauschverfahren - Google Patents

Ein lösungsmittelaustauschverfahren

Info

Publication number
ATE339399T1
ATE339399T1 AT01939553T AT01939553T ATE339399T1 AT E339399 T1 ATE339399 T1 AT E339399T1 AT 01939553 T AT01939553 T AT 01939553T AT 01939553 T AT01939553 T AT 01939553T AT E339399 T1 ATE339399 T1 AT E339399T1
Authority
AT
Austria
Prior art keywords
metal salt
organic acid
aqueous phase
exchange process
solvent exchange
Prior art date
Application number
AT01939553T
Other languages
English (en)
Inventor
Nick Allen Collins
Steven Thomas Perri
Original Assignee
Eastman Chem 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.)
Filing date
Publication date
Application filed by Eastman Chem Co filed Critical Eastman Chem Co
Application granted granted Critical
Publication of ATE339399T1 publication Critical patent/ATE339399T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D307/62—Three oxygen atoms, e.g. ascorbic acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Furan Compounds (AREA)
  • Detergent Compositions (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
AT01939553T 2000-06-05 2001-05-25 Ein lösungsmittelaustauschverfahren ATE339399T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/587,752 US6320061B1 (en) 2000-06-05 2000-06-05 Solvent exchange process

Publications (1)

Publication Number Publication Date
ATE339399T1 true ATE339399T1 (de) 2006-10-15

Family

ID=24351058

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01939553T ATE339399T1 (de) 2000-06-05 2001-05-25 Ein lösungsmittelaustauschverfahren

Country Status (9)

Country Link
US (1) US6320061B1 (de)
EP (1) EP1286944B1 (de)
JP (1) JP2003535837A (de)
CN (1) CN1433394A (de)
AT (1) ATE339399T1 (de)
BR (1) BR0111412A (de)
DE (1) DE60123046T2 (de)
MX (1) MXPA02011952A (de)
WO (1) WO2001094288A2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4554277B2 (ja) * 2004-05-27 2010-09-29 昭和電工株式会社 微生物によるコハク酸の製造方法
ES2534767T3 (es) * 2006-07-20 2015-04-28 Albemarle Corporation Tecnología del proceso de recuperación de polímeros estirénicos bromados a partir de mezclas de reacción en las cuales se forman y/o convierten estas mezclas en pellets o en gránulos o pastillas
CN114516822B (zh) * 2022-03-07 2023-06-02 运城学院 一种烷基苯磺化产生的废磺酸精制回收方法

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB428814A (en) * 1933-10-25 1935-05-20 Tadeus Reichstein Process for the manufacture of laevo-ascorbic acid (vitamin-c)
US2421611A (en) 1945-05-04 1947-06-03 Byron E Gray Preparation of 2-keto gulonic acid and its salts
US2421612A (en) 1945-05-04 1947-06-03 Byron E Gray Preparation of 2-keto gulonic acid and its salts
US2462251A (en) 1945-05-16 1949-02-22 Merck & Co Inc Process for preparing ascorbic acids
FR922949A (fr) * 1946-02-26 1947-06-23 Bataafsche Petroleum Procédé pour préparer l'acide ascorbique à partir d'esters de l'acide cetogulonique
US4113771A (en) 1971-04-07 1978-09-12 Ethyl Corporation Process for the purification of citric acid
US4202828A (en) 1978-01-10 1980-05-13 Kawasaki Kasei Chemicals Limited Process for separation of naphthoquinone and phthalic acid
FR2421864A1 (fr) 1978-04-05 1979-11-02 Hoechst France Procede de fabrication de l'acide hydroxy-4, dimethoxy-3,5 benzoique a partir de l'acide trimethoxy-3,4,5 benzoique
US4334074A (en) 1981-02-02 1982-06-08 The Dow Chemical Company Method of recovering 3,6-dichloropicolinic acid from basic aqueous solutions of salts thereof
DE3345411A1 (de) 1983-12-15 1985-06-27 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur reindarstellung von carbonsaeuren
US4771001A (en) 1986-03-27 1988-09-13 Neurex Corp. Production of lactic acid by continuous fermentation using an inexpensive raw material and a simplified method of lactic acid purification
US5168055A (en) 1986-06-11 1992-12-01 Rathin Datta Fermentation and purification process for succinic acid
US5202476A (en) 1988-04-29 1993-04-13 Takeda Chemical Industries, Ltd. Purification of 2-keto-L-gulonic acid
FR2636343B1 (de) 1988-09-13 1994-11-25 Rhone Poulenc Sante
FR2648136B1 (fr) 1989-06-12 1994-06-17 Rhone Poulenc Sante Procede de preparation de l'acide ascorbique
CH678057A5 (de) 1989-06-26 1991-07-31 Enco Eng Ag Verfahren zur herstellung von natrium- oder kalium-l-ascorbat.
US5202475A (en) 1990-09-27 1993-04-13 Eastman Kodak Company Process for preparation of cyclohexanedicarboxylic 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
US5159110A (en) 1991-05-16 1992-10-27 W. R. Grace & Co.-Conn. Process for recovering n-methyliminodiacetic acid from sodium sulfate
IT1254254B (it) 1992-03-11 1995-09-14 Erregierre Ind Chim Procedimento per la preparazione di acido iodesossicolico ad elevata purezza per impiego farmaceutico
CA2126365C (en) 1993-07-06 1999-08-24 Steven W. Felman Recovery of citric acid from impure process streams by addition of strong acids and salts thereof
US5352825A (en) 1993-07-06 1994-10-04 Hoarmann & Reimer Corp. Recovery of organic acid salts from impure process streams by addition of bases
US5426219A (en) 1993-07-26 1995-06-20 A.E. Staley Manufacturing Co. Process for recovering organic acids
US5410076A (en) 1993-11-12 1995-04-25 Lever Brothers Company, Division Of Conopco, Inc. Process for the preparation of bis(amidocarboxylic acid)
CN1145639A (zh) 1994-12-09 1997-03-19 三菱化学株式会社 L-天冬氨酸的制造方法
US5522995A (en) 1995-02-28 1996-06-04 Cockrem; Michael C. M. Process for recovering organic acids from aqueous salt solutions
JP3976832B2 (ja) 1996-04-30 2007-09-19 ディーエスエム アイピー アセッツ ビー．ブイ． ２−ケト−ｌ−グロン酸の単離方法
JPH11199541A (ja) * 1997-11-14 1999-07-27 Daicel Chem Ind Ltd ソルビン酸の回収装置および回収方法

Also Published As

Publication number Publication date
EP1286944A2 (de) 2003-03-05
CN1433394A (zh) 2003-07-30
WO2001094288A2 (en) 2001-12-13
BR0111412A (pt) 2003-06-17
EP1286944B1 (de) 2006-09-13
MXPA02011952A (es) 2003-04-22
DE60123046T2 (de) 2006-12-28
DE60123046D1 (de) 2006-10-26
WO2001094288A3 (en) 2002-07-04
US6320061B1 (en) 2001-11-20
JP2003535837A (ja) 2003-12-02

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