DK0779286T3 - Fremstilling af ascorbinsyre - Google Patents
Fremstilling af ascorbinsyreInfo
- Publication number
- DK0779286T3 DK0779286T3 DK96119504T DK96119504T DK0779286T3 DK 0779286 T3 DK0779286 T3 DK 0779286T3 DK 96119504 T DK96119504 T DK 96119504T DK 96119504 T DK96119504 T DK 96119504T DK 0779286 T3 DK0779286 T3 DK 0779286T3
- Authority
- DK
- Denmark
- Prior art keywords
- ascorbic acid
- preparation
- ions
- ascorbate
- cations
- Prior art date
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)
- Separation Using Semi-Permeable Membranes (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Furan Compounds (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH354095 | 1995-12-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
DK0779286T3 true DK0779286T3 (da) | 2002-07-08 |
Family
ID=4258192
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK96119504T DK0779286T3 (da) | 1995-12-14 | 1996-12-05 | Fremstilling af ascorbinsyre |
Country Status (8)
Country | Link |
---|---|
US (1) | US5702579A (fr) |
EP (1) | EP0779286B1 (fr) |
JP (1) | JPH09202984A (fr) |
CN (1) | CN1081188C (fr) |
AT (1) | ATE215076T1 (fr) |
DE (1) | DE59608956D1 (fr) |
DK (1) | DK0779286T3 (fr) |
ES (1) | ES2172623T3 (fr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2293601A1 (fr) * | 1997-06-30 | 1999-01-07 | The Electrosynthesis Company, Inc. | Procedes electrochimiques permettant de recuperer de l'acide ascorbique |
US6187570B1 (en) * | 1998-05-26 | 2001-02-13 | The Electrosynthesis Company, Inc. | Electrodialysis methods for purification and recovery of gluconic acid derivatives |
DE19849922A1 (de) * | 1998-10-29 | 2000-05-04 | Degussa | Verfahren zur Behandlung von Basen und organische Säuren enthaltenden wäßrigen Lösungen |
JP5120533B2 (ja) * | 2007-02-28 | 2013-01-16 | 栗田工業株式会社 | めっき液添加剤のカチオン除去装置、及びめっき液添加剤の処理方法 |
US7998513B1 (en) | 2007-07-10 | 2011-08-16 | Primordial Diagnostics, Inc. | Ascorbate monitoring and control system |
FR2971262B1 (fr) * | 2011-02-03 | 2013-09-13 | Ceram Hyd | Electrolyseur et ensemble le comportant, notamment pour la production de h2 et de o2 |
EP2841164A4 (fr) * | 2012-04-23 | 2015-12-02 | Nbip Llc | Compositions appropriées au derme et méthodes d'utilisation |
JP6717935B2 (ja) * | 2015-06-11 | 2020-07-08 | ビーエル テクノロジーズ、インコーポレイテッド | バイポーラ電気透析方法及びシステム |
CN113441009B (zh) * | 2021-06-22 | 2022-07-22 | 黑龙江新和成生物科技有限公司 | 一种维生素c的双极膜酸化生产工艺及装置 |
CN117488318A (zh) * | 2023-12-25 | 2024-02-02 | 科迈化工股份有限公司 | 橡胶促进剂副产品磺酸盐综合治理办法 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2829095A (en) * | 1955-09-03 | 1958-04-01 | Noguchi Kenkyu Jo | Process for the production of acidic and alkaline solution from salt solution by multi-compartment electrolysis |
GB871500A (en) * | 1956-10-30 | 1961-06-28 | Bryan Coleby | Improvements in or relating to the production of ascorbic and dehydroascorbic acids |
IT1008229B (it) * | 1974-02-13 | 1976-11-10 | Cie Tecnica Ind Petro Li Spa | Procedimento ed apparecchiatura per la produzione di acido citrico cristallino da soluzioni di citra ti alcalini |
JPS50111062A (fr) * | 1974-02-15 | 1975-09-01 | ||
US3964985A (en) * | 1974-10-29 | 1976-06-22 | Ionics, Incorporated | Electrodialysis apparatus and process for ion modification |
US4082835A (en) * | 1975-06-27 | 1978-04-04 | Allied Chemical Corporation | Removal of SO2 from gases |
US4024043A (en) * | 1975-12-31 | 1977-05-17 | Allied Chemical Corporation | Single film, high performance bipolar membrane |
US4116889A (en) * | 1976-08-19 | 1978-09-26 | Allied Chemical Corporation | Bipolar membranes and method of making same |
DE3020104A1 (de) * | 1980-05-27 | 1981-12-03 | Merck Patent Gmbh, 6100 Darmstadt | Verfahren zur herstellung von diacetonketogulonsaeure |
DE3621781A1 (de) * | 1985-07-05 | 1987-01-15 | Takeda Chemical Industries Ltd | Verfahren zur reinigung von l-ascorbinsaeure |
US4738764A (en) * | 1986-06-02 | 1988-04-19 | Allied Corporation | Electrodialysis membranes comprising sulfonated constituents |
US4781809A (en) * | 1986-07-21 | 1988-11-01 | Ionics, Incorporated | Recovering free organic acids from solutions in which they occur with other organic matter |
JPS6377890A (ja) * | 1986-09-19 | 1988-04-08 | Nippon Saafuakutanto Kogyo Kk | L−アスコルビン酸−2−リン酸エステルの精製法 |
US5198086A (en) * | 1990-12-21 | 1993-03-30 | Allied-Signal | Electrodialysis of salts of weak acids and/or weak bases |
JPH06228183A (ja) * | 1993-02-03 | 1994-08-16 | Unitika Ltd | L−アスコルビン酸糖誘導体の精製方法 |
-
1996
- 1996-12-05 DE DE59608956T patent/DE59608956D1/de not_active Expired - Fee Related
- 1996-12-05 EP EP96119504A patent/EP0779286B1/fr not_active Expired - Lifetime
- 1996-12-05 AT AT96119504T patent/ATE215076T1/de not_active IP Right Cessation
- 1996-12-05 DK DK96119504T patent/DK0779286T3/da active
- 1996-12-05 ES ES96119504T patent/ES2172623T3/es not_active Expired - Lifetime
- 1996-12-06 JP JP8326517A patent/JPH09202984A/ja active Pending
- 1996-12-12 CN CN96121527A patent/CN1081188C/zh not_active Expired - Lifetime
- 1996-12-13 US US08/766,695 patent/US5702579A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ES2172623T3 (es) | 2002-10-01 |
JPH09202984A (ja) | 1997-08-05 |
EP0779286A1 (fr) | 1997-06-18 |
CN1081188C (zh) | 2002-03-20 |
ATE215076T1 (de) | 2002-04-15 |
US5702579A (en) | 1997-12-30 |
DE59608956D1 (de) | 2002-05-02 |
CN1155544A (zh) | 1997-07-30 |
EP0779286B1 (fr) | 2002-03-27 |
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