ATE339399T1 - Ein lösungsmittelaustauschverfahren - Google Patents
Ein lösungsmittelaustauschverfahrenInfo
- 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
Links
- 238000000034 method Methods 0.000 title abstract 3
- 239000002904 solvent Substances 0.000 title 1
- 239000002184 metal Chemical class 0.000 abstract 4
- 150000007524 organic acids Chemical class 0.000 abstract 4
- 150000003839 salts Chemical class 0.000 abstract 4
- 239000008346 aqueous phase Substances 0.000 abstract 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 1
- 230000001476 alcoholic effect Effects 0.000 abstract 1
- 239000012071 phase Substances 0.000 abstract 1
- 238000011084 recovery Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
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)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Detergent Compositions (AREA)
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)
| 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 |
| PL2044133T3 (pl) | 2006-07-20 | 2015-06-30 | Albemarle Corp | Proces technologiczny odzyskiwania bromowanych polimerów styrenowych z mieszanin reakcyjnych, w których zostały one wytworzone i/lub przekształcenie takich mieszanin w peletki lub w granulki albo pastylki |
| 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)
| 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) |
| KR960023076A (ko) | 1994-12-09 | 1996-07-18 | 미우라 아끼라 | L-아스파르트산의 제조 방법 |
| 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 |
-
2000
- 2000-06-05 US US09/587,752 patent/US6320061B1/en not_active Expired - Fee Related
-
2001
- 2001-05-25 EP EP01939553A patent/EP1286944B1/de not_active Expired - Lifetime
- 2001-05-25 AT AT01939553T patent/ATE339399T1/de not_active IP Right Cessation
- 2001-05-25 DE DE60123046T patent/DE60123046T2/de not_active Expired - Fee Related
- 2001-05-25 WO PCT/US2001/017191 patent/WO2001094288A2/en not_active Ceased
- 2001-05-25 CN CN01810708A patent/CN1433394A/zh active Pending
- 2001-05-25 BR BR0111412-3A patent/BR0111412A/pt not_active IP Right Cessation
- 2001-05-25 JP JP2002501806A patent/JP2003535837A/ja active Pending
- 2001-05-25 MX MXPA02011952A patent/MXPA02011952A/es active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| WO2001094288A3 (en) | 2002-07-04 |
| JP2003535837A (ja) | 2003-12-02 |
| EP1286944A2 (de) | 2003-03-05 |
| CN1433394A (zh) | 2003-07-30 |
| EP1286944B1 (de) | 2006-09-13 |
| US6320061B1 (en) | 2001-11-20 |
| DE60123046T2 (de) | 2006-12-28 |
| WO2001094288A2 (en) | 2001-12-13 |
| BR0111412A (pt) | 2003-06-17 |
| MXPA02011952A (es) | 2003-04-22 |
| DE60123046D1 (de) | 2006-10-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |