CH502293A - Procédé de purification de l'acide lactique - Google Patents
Procédé de purification de l'acide lactiqueInfo
- Publication number
- CH502293A CH502293A CH1689669A CH1689669A CH502293A CH 502293 A CH502293 A CH 502293A CH 1689669 A CH1689669 A CH 1689669A CH 1689669 A CH1689669 A CH 1689669A CH 502293 A CH502293 A CH 502293A
- Authority
- CH
- Switzerland
- Prior art keywords
- lactic acid
- purification process
- acid purification
- lactic
- purification
- Prior art date
Links
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 title 2
- 235000014655 lactic acid Nutrition 0.000 title 1
- 239000004310 lactic acid Substances 0.000 title 1
- 238000000746 purification Methods 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
- B01D61/44—Ion-selective electrodialysis
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P7/00—Preparation of oxygen-containing organic compounds
- C12P7/40—Preparation of oxygen-containing organic compounds containing a carboxyl group including Peroxycarboxylic acids
- C12P7/56—Lactic acid
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Zoology (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- General Chemical & Material Sciences (AREA)
- Microbiology (AREA)
- Biochemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Urology & Nephrology (AREA)
- Biotechnology (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR173743 | 1968-11-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH502293A true CH502293A (fr) | 1971-01-31 |
Family
ID=8656868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1689669A CH502293A (fr) | 1968-11-14 | 1969-11-13 | Procédé de purification de l'acide lactique |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3619397A (fr) |
| AT (1) | AT290441B (fr) |
| BE (1) | BE741660A (fr) |
| CH (1) | CH502293A (fr) |
| DE (1) | DE1957395A1 (fr) |
| FR (1) | FR1596670A (fr) |
| GB (1) | GB1220770A (fr) |
| NL (1) | NL6916782A (fr) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2555200B1 (fr) * | 1983-11-23 | 1986-07-25 | Centre Nat Rech Scient | Procede de preparation d'acide lactique par fermentation de lactoserum et installation pour la mise en oeuvre en continu de ce procede |
| JPS62146595A (ja) * | 1985-12-20 | 1987-06-30 | Daicel Chem Ind Ltd | 醗酵による有機酸の連続製造方法 |
| US5681728A (en) * | 1995-06-07 | 1997-10-28 | Chronopol, Inc. | Method and apparatus for the recovery and purification of organic acids |
| IL126264A0 (en) * | 1998-09-17 | 1999-05-09 | Tami Inst For Research & Dev L | Process for preparing lactic acid |
| CN1642897A (zh) | 2002-03-25 | 2005-07-20 | 嘉吉有限公司 | 制造β－羟基羧酸衍生物的方法 |
| US20050209328A1 (en) * | 2004-03-19 | 2005-09-22 | Allgood Charles C | Alphahydroxyacids with ultra-low metal concentration |
| CN101392273B (zh) * | 2008-11-10 | 2013-02-06 | 南京工业大学 | 一种乳酸的清洁生产工艺 |
| US9944586B2 (en) | 2013-10-17 | 2018-04-17 | Cargill, Incorporated | Methods for producing alkyl hydroxyalkanoates |
| US10239819B2 (en) | 2014-10-17 | 2019-03-26 | Cargill, Incorporated | Methods for producing an ester of an alpha, beta-unsaturated carboxylic acid |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL130674A (nl) * | 1947-03-03 | 1948-07-15 | Tno | Werkwijze ter bereiding van voor menselijke consumptie geschikte eiwithoudende producten uit wei |
| US2758965A (en) * | 1954-01-20 | 1956-08-14 | Borden Co | Electrodialysis of solutions |
| US3166486A (en) * | 1961-08-07 | 1965-01-19 | Armour & Co | Recovery of lactose and protein from whey |
| US3447930A (en) * | 1966-04-14 | 1969-06-03 | Foremost Mckesson | Process of treating whey |
-
1968
- 1968-11-14 FR FR173743A patent/FR1596670A/fr not_active Expired
-
1969
- 1969-11-06 NL NL6916782A patent/NL6916782A/xx unknown
- 1969-11-13 BE BE741660D patent/BE741660A/xx unknown
- 1969-11-13 GB GB55727/69A patent/GB1220770A/en not_active Expired
- 1969-11-13 CH CH1689669A patent/CH502293A/fr not_active IP Right Cessation
- 1969-11-14 DE DE19691957395 patent/DE1957395A1/de active Pending
- 1969-11-14 US US877050A patent/US3619397A/en not_active Expired - Lifetime
- 1969-11-14 AT AT1067669A patent/AT290441B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE1957395A1 (de) | 1970-06-04 |
| AT290441B (de) | 1971-06-11 |
| NL6916782A (fr) | 1970-05-19 |
| BE741660A (fr) | 1970-05-13 |
| FR1596670A (fr) | 1970-06-22 |
| US3619397A (en) | 1971-11-09 |
| GB1220770A (en) | 1971-01-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |