ZA989828B - Process of producing citric acid and/or citrates. - Google Patents
Process of producing citric acid and/or citrates.Info
- Publication number
- ZA989828B ZA989828B ZA9809828A ZA989828A ZA989828B ZA 989828 B ZA989828 B ZA 989828B ZA 9809828 A ZA9809828 A ZA 9809828A ZA 989828 A ZA989828 A ZA 989828A ZA 989828 B ZA989828 B ZA 989828B
- Authority
- ZA
- South Africa
- Prior art keywords
- citric acid
- solution
- anion exchanger
- raw material
- citrates
- Prior art date
Links
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 title abstract 15
- 150000001860 citric acid derivatives Chemical class 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 239000000243 solution Substances 0.000 abstract 6
- 150000001450 anions Chemical class 0.000 abstract 4
- 239000002994 raw material Substances 0.000 abstract 3
- 102000004169 proteins and genes Human genes 0.000 abstract 2
- 108090000623 proteins and genes Proteins 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 150000001720 carbohydrates Chemical class 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 abstract 1
- 230000001376 precipitating effect Effects 0.000 abstract 1
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
-
- 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
- C07C51/47—Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S435/00—Chemistry: molecular biology and microbiology
- Y10S435/803—Physical recovery methods, e.g. chromatography, grinding
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S435/00—Chemistry: molecular biology and microbiology
- Y10S435/8215—Microorganisms
- Y10S435/911—Microorganisms using fungi
- Y10S435/913—Aspergillus
- Y10S435/917—Aspergillus niger
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)
- Peptides Or Proteins (AREA)
- Saccharide Compounds (AREA)
- Coloring Foods And Improving Nutritive Qualities (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19747902A DE19747902C2 (de) | 1997-10-30 | 1997-10-30 | Verfahren zur Herstellung von Citronensäure und/oder Citraten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA989828B true ZA989828B (en) | 2000-04-28 |
Family
ID=7847072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA9809828A ZA989828B (en) | 1997-10-30 | 1998-10-28 | Process of producing citric acid and/or citrates. |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US6087139A (xx) |
| EP (1) | EP0913385B1 (xx) |
| CN (1) | CN1201014C (xx) |
| AT (1) | ATE221869T1 (xx) |
| BR (1) | BR9804315A (xx) |
| DE (2) | DE19747902C2 (xx) |
| DK (1) | DK0913385T3 (xx) |
| ES (1) | ES2181107T3 (xx) |
| ID (1) | ID21206A (xx) |
| PT (1) | PT913385E (xx) |
| ZA (1) | ZA989828B (xx) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29912559U1 (de) * | 1999-07-17 | 1999-09-16 | Metallgesellschaft AG, 60325 Frankfurt | Vorrichtung zum Feinreinigen fermentativ erzeugter organischer Säuren |
| DE19939630C2 (de) * | 1999-08-20 | 2001-07-12 | Mg Technologies Ag | Verfahren zum Feinreinigen einer wässrigen Lösung, die eine fermentativ hergestellte organische Säure enthält |
| CN1103816C (zh) * | 2000-08-25 | 2003-03-26 | 武汉市双凤生物化学有限责任公司 | 一种柠檬酸的生产工艺 |
| RU2266960C2 (ru) * | 2004-02-19 | 2005-12-27 | Государственное учреждение Всероссийский научно-исследовательский институт пищевых ароматизаторов, кислот и красителей Российской академии сельскохозяйственных наук (ГУ ВНИИПАКК) | Способ получения лимонной кислоты, альфа-амилазы и глюкоамилазы |
| US20050209328A1 (en) * | 2004-03-19 | 2005-09-22 | Allgood Charles C | Alphahydroxyacids with ultra-low metal concentration |
| CN104557519A (zh) * | 2014-12-22 | 2015-04-29 | 南通市飞宇精细化学品有限公司 | 一种柠檬酸硒的生产工艺 |
| CN112457185A (zh) * | 2019-09-09 | 2021-03-09 | 连云港树人科创食品添加剂有限公司 | 一种柠檬酸钾母液除铁提纯工艺 |
| CN114790467A (zh) * | 2022-06-06 | 2022-07-26 | 杭州鸿满化工有限公司 | 一种柠檬酸发酵工艺 |
| WO2024097329A1 (en) | 2022-11-02 | 2024-05-10 | Amalgamated Research Llc | Smb separator for organic acid purification using a strong acid cation resin |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2931759C2 (de) * | 1979-08-04 | 1983-10-20 | Joh. A. Benckiser Gmbh, 6700 Ludwigshafen | Verfahren zur Abtrennung von Citronensäure aus einem Gemisch mit Oxalsäure und Salpetersäure |
| DD203533A1 (de) * | 1981-12-05 | 1983-10-26 | Bitterfeld Chemie | Verfahren zur gewinnung aliphatischer carbonsaeuren aus salzloesungen |
| EP0151470B1 (de) * | 1984-02-03 | 1989-06-07 | Jungbunzlauer Ladenburg GmbH | Verfahren zur Gewinnung von Citronensäure |
| US4924027A (en) * | 1986-12-18 | 1990-05-08 | Uop | Separation of salts of citric acid from fermentation broth with a weakly basic anionic exchange resin adsorbent |
| US4851573A (en) * | 1986-12-18 | 1989-07-25 | Uop | Separation of citric acid from fermentation broth with a weakly basic anionic exchange resin adsorbent |
| US4851574A (en) * | 1986-12-18 | 1989-07-25 | Uop Inc. | Separation of citric acid from fermentation broth with a strongly basic anionic exchange resin adsorbent |
| US5237098A (en) * | 1992-10-09 | 1993-08-17 | Miles, Inc. | Production of citric acid and trisodium citrate from molasses |
| WO1997010350A1 (en) * | 1995-09-11 | 1997-03-20 | Likospol S.R.O. | Process, apparatus and microorganism strain for the manufacture of citric acid |
| DE19545303C1 (de) * | 1995-12-05 | 1997-04-24 | Metallgesellschaft Ag | Verfahren zur Herstellung einer organischen Säure |
-
1997
- 1997-10-30 DE DE19747902A patent/DE19747902C2/de not_active Expired - Fee Related
-
1998
- 1998-10-15 ES ES98119467T patent/ES2181107T3/es not_active Expired - Lifetime
- 1998-10-15 DK DK98119467T patent/DK0913385T3/da active
- 1998-10-15 EP EP98119467A patent/EP0913385B1/de not_active Expired - Lifetime
- 1998-10-15 PT PT98119467T patent/PT913385E/pt unknown
- 1998-10-15 DE DE59805083T patent/DE59805083D1/de not_active Expired - Lifetime
- 1998-10-15 AT AT98119467T patent/ATE221869T1/de active
- 1998-10-22 ID IDP981396A patent/ID21206A/id unknown
- 1998-10-22 US US09/176,647 patent/US6087139A/en not_active Expired - Fee Related
- 1998-10-28 ZA ZA9809828A patent/ZA989828B/xx unknown
- 1998-10-29 BR BR9804315-3A patent/BR9804315A/pt not_active IP Right Cessation
- 1998-10-30 CN CNB981250025A patent/CN1201014C/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| DK0913385T3 (da) | 2002-11-18 |
| EP0913385A1 (de) | 1999-05-06 |
| DE59805083D1 (de) | 2002-09-12 |
| ID21206A (id) | 1999-05-06 |
| DE19747902A1 (de) | 1999-05-12 |
| ES2181107T3 (es) | 2003-02-16 |
| EP0913385B1 (de) | 2002-08-07 |
| DE19747902C2 (de) | 1999-09-23 |
| US6087139A (en) | 2000-07-11 |
| BR9804315A (pt) | 2001-03-20 |
| CN1201014C (zh) | 2005-05-11 |
| ATE221869T1 (de) | 2002-08-15 |
| PT913385E (pt) | 2002-11-29 |
| CN1219589A (zh) | 1999-06-16 |
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