NO309083B1 - FremgangsmÕte til Õ rense melkesyre - Google Patents
FremgangsmÕte til Õ rense melkesyre Download PDFInfo
- Publication number
- NO309083B1 NO309083B1 NO995999A NO995999A NO309083B1 NO 309083 B1 NO309083 B1 NO 309083B1 NO 995999 A NO995999 A NO 995999A NO 995999 A NO995999 A NO 995999A NO 309083 B1 NO309083 B1 NO 309083B1
- Authority
- NO
- Norway
- Prior art keywords
- lactic acid
- stated
- distillation
- weight
- concentration
- Prior art date
Links
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 title claims abstract description 198
- 235000014655 lactic acid Nutrition 0.000 title claims abstract description 99
- 239000004310 lactic acid Substances 0.000 title claims abstract description 98
- 238000000034 method Methods 0.000 title claims abstract description 37
- 238000000855 fermentation Methods 0.000 claims abstract description 5
- 230000004151 fermentation Effects 0.000 claims abstract description 5
- 238000002203 pretreatment Methods 0.000 claims abstract description 3
- 239000000243 solution Substances 0.000 claims description 39
- 238000004821 distillation Methods 0.000 claims description 26
- 239000000126 substance Substances 0.000 claims description 11
- 239000010409 thin film Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 8
- 125000000129 anionic group Chemical group 0.000 claims description 7
- 239000012535 impurity Substances 0.000 claims description 7
- 239000007864 aqueous solution Substances 0.000 claims description 6
- 125000002091 cationic group Chemical group 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 4
- 239000003456 ion exchange resin Substances 0.000 claims description 3
- 229920003303 ion-exchange polymer Polymers 0.000 claims description 3
- 238000006068 polycondensation reaction Methods 0.000 claims 2
- 230000005494 condensation Effects 0.000 abstract description 4
- 238000009833 condensation Methods 0.000 abstract description 2
- 238000005342 ion exchange Methods 0.000 abstract description 2
- 230000014759 maintenance of location Effects 0.000 abstract 1
- 238000001704 evaporation Methods 0.000 description 10
- 230000008020 evaporation Effects 0.000 description 10
- 238000010438 heat treatment Methods 0.000 description 9
- 238000000746 purification Methods 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 239000011347 resin Substances 0.000 description 8
- 229920005989 resin Polymers 0.000 description 8
- 239000005388 borosilicate glass Substances 0.000 description 6
- -1 hydroxide ions Chemical class 0.000 description 6
- 238000006116 polymerization reaction Methods 0.000 description 6
- 239000002253 acid Substances 0.000 description 5
- 238000006482 condensation reaction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000001143 conditioned effect Effects 0.000 description 4
- 230000007062 hydrolysis Effects 0.000 description 4
- 238000006460 hydrolysis reaction Methods 0.000 description 4
- 239000000178 monomer Substances 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 150000001768 cations Chemical class 0.000 description 3
- 238000007872 degassing Methods 0.000 description 3
- 238000006384 oligomerization reaction Methods 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
- 239000002028 Biomass Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- 239000004793 Polystyrene Substances 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 239000003957 anion exchange resin Substances 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 239000003729 cation exchange resin Substances 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 239000000539 dimer Substances 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005886 esterification reaction Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000011552 falling film Substances 0.000 description 2
- 239000012527 feed solution Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 150000007527 lewis bases Chemical class 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229920002223 polystyrene Polymers 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000001256 steam distillation Methods 0.000 description 2
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 2
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 1
- GUBGYTABKSRVRQ-XLOQQCSPSA-N Alpha-Lactose Chemical compound O[C@@H]1[C@@H](O)[C@@H](O)[C@@H](CO)O[C@H]1O[C@@H]1[C@@H](CO)O[C@H](O)[C@H](O)[C@H]1O GUBGYTABKSRVRQ-XLOQQCSPSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical group [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 239000004251 Ammonium lactate Substances 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 239000007848 Bronsted acid Substances 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- JVTAAEKCZFNVCJ-UWTATZPHSA-N D-lactic acid Chemical compound C[C@@H](O)C(O)=O JVTAAEKCZFNVCJ-UWTATZPHSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
- JVTAAEKCZFNVCJ-REOHCLBHSA-N L-lactic acid Chemical compound C[C@H](O)C(O)=O JVTAAEKCZFNVCJ-REOHCLBHSA-N 0.000 description 1
- JVTAAEKCZFNVCJ-UHFFFAOYSA-M Lactate Chemical compound CC(O)C([O-])=O JVTAAEKCZFNVCJ-UHFFFAOYSA-M 0.000 description 1
- 241000186660 Lactobacillus Species 0.000 description 1
- 241000194036 Lactococcus Species 0.000 description 1
- GUBGYTABKSRVRQ-QKKXKWKRSA-N Lactose Natural products OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)C(O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O GUBGYTABKSRVRQ-QKKXKWKRSA-N 0.000 description 1
- 239000002841 Lewis acid Substances 0.000 description 1
- 239000002879 Lewis base Substances 0.000 description 1
- 241000192001 Pediococcus Species 0.000 description 1
- 240000005384 Rhizopus oryzae Species 0.000 description 1
- 235000013752 Rhizopus oryzae Nutrition 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 241000194017 Streptococcus Species 0.000 description 1
- 229930006000 Sucrose Natural products 0.000 description 1
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 239000005862 Whey Substances 0.000 description 1
- 102000007544 Whey Proteins Human genes 0.000 description 1
- 108010046377 Whey Proteins Proteins 0.000 description 1
- IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- 229940059265 ammonium lactate Drugs 0.000 description 1
- 235000019286 ammonium lactate Nutrition 0.000 description 1
- 238000005349 anion exchange Methods 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- RZOBLYBZQXQGFY-HSHFZTNMSA-N azanium;(2r)-2-hydroxypropanoate Chemical compound [NH4+].C[C@@H](O)C([O-])=O RZOBLYBZQXQGFY-HSHFZTNMSA-N 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 description 1
- 239000004621 biodegradable polymer Substances 0.000 description 1
- 229920002988 biodegradable polymer Polymers 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 125000002843 carboxylic acid group Chemical group 0.000 description 1
- 229940023913 cation exchange resins Drugs 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000005115 demineralization Methods 0.000 description 1
- 230000002328 demineralizing effect Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 238000000909 electrodialysis Methods 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000004009 herbicide Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical group [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 229940001447 lactate Drugs 0.000 description 1
- 150000003893 lactate salts Chemical class 0.000 description 1
- 229940039696 lactobacillus Drugs 0.000 description 1
- WOFDVDFSGLBFAC-UHFFFAOYSA-N lactonitrile Chemical compound CC(O)C#N WOFDVDFSGLBFAC-UHFFFAOYSA-N 0.000 description 1
- 239000008101 lactose Substances 0.000 description 1
- 150000007517 lewis acids Chemical class 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910000000 metal hydroxide Inorganic materials 0.000 description 1
- 150000004692 metal hydroxides Chemical class 0.000 description 1
- 238000001471 micro-filtration Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 235000013379 molasses Nutrition 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 238000006396 nitration reaction Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 239000003348 petrochemical agent Substances 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 230000000135 prohibitive effect Effects 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- 230000006340 racemization Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000000707 stereoselective effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000005720 sucrose Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 150000003512 tertiary amines Chemical class 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 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
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)
- Polyesters Or Polycarbonates (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE9700489A BE1011197A3 (fr) | 1997-06-06 | 1997-06-06 | Procede de purification d'acide lactique. |
| PCT/BE1998/000080 WO1998055442A1 (fr) | 1997-06-06 | 1998-06-05 | Procede de purification d'acide lactique |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO995999D0 NO995999D0 (no) | 1999-12-06 |
| NO995999L NO995999L (no) | 2000-02-07 |
| NO309083B1 true NO309083B1 (no) | 2000-12-11 |
Family
ID=3890555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO995999A NO309083B1 (no) | 1997-06-06 | 1999-12-06 | FremgangsmÕte til Õ rense melkesyre |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US6489508B1 (de) |
| EP (1) | EP0986532B2 (de) |
| JP (1) | JP3782465B2 (de) |
| KR (1) | KR100387909B1 (de) |
| AT (1) | ATE246166T1 (de) |
| AU (1) | AU737545B2 (de) |
| BE (1) | BE1011197A3 (de) |
| BR (1) | BR9809965B1 (de) |
| CA (1) | CA2301066C (de) |
| CZ (1) | CZ295759B6 (de) |
| DE (1) | DE69816815T3 (de) |
| DK (1) | DK0986532T4 (de) |
| ES (1) | ES2203959T5 (de) |
| HU (1) | HU227442B1 (de) |
| IL (1) | IL132598A (de) |
| NO (1) | NO309083B1 (de) |
| NZ (1) | NZ501465A (de) |
| PL (1) | PL193667B1 (de) |
| PT (1) | PT986532E (de) |
| SK (1) | SK285911B6 (de) |
| WO (1) | WO1998055442A1 (de) |
Families Citing this family (61)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1294728B1 (it) * | 1997-09-12 | 1999-04-12 | Biopolo S C A R L | Ceppi di lievito per la riproduzione di acido lattico |
| US20070031950A1 (en) * | 1998-09-11 | 2007-02-08 | Winkler Aaron A | Production of D-lactic acid with yeast |
| ES2225112T3 (es) * | 1999-03-22 | 2005-03-16 | Purac Biochem Bv | Procedimiento de purificacion de acido lactico a escala industrial. |
| US20020102672A1 (en) | 1999-10-04 | 2002-08-01 | Joseph Mizrahi | Process for producing a purified lactic acid solution |
| WO2001038284A1 (en) * | 1999-11-24 | 2001-05-31 | Cargill Dow Llc | Improved lactic acid processing; methods; arrangements; and, products |
| NL1013682C2 (nl) * | 1999-11-26 | 2001-05-30 | Purac Biochem Bv | Werkwijze en inrichting voor het zuiveren van een waterige oplossing van melkzuur. |
| CN1112345C (zh) * | 2000-03-20 | 2003-06-25 | 湖北省广水市民族化工有限公司 | 乳酸的短程暨分子蒸馏精制工艺 |
| EP1136480A1 (de) * | 2000-03-23 | 2001-09-26 | Brussels Biotech | Verfahren zu Reinigung von zyklischen Estern |
| ES2260297T3 (es) * | 2000-09-15 | 2006-11-01 | Purac Biochem B.V. | Metodo para la purificacion de alfa-hidroxiacidos a escala industrial. |
| US6982026B2 (en) | 2001-03-15 | 2006-01-03 | Tate & Lyle Ingredients Americas, Inc. | Azeotropic distillation process for producing organic acids or organic acid amides |
| US6984293B2 (en) | 2001-03-15 | 2006-01-10 | Tate & Lyle Ingredients | Azeotropic distillation of cyclic esters of hydroxy organic acids |
| US6926810B2 (en) | 2001-03-15 | 2005-08-09 | A. E. Staley Manufacturing Co. | Process for obtaining an organic acid from an organic acid ammonium salt, an organic acid amide, or an alkylamine organic acid complex |
| US6641734B2 (en) | 2002-01-03 | 2003-11-04 | A. E. Staley Manufacturing Co. | Process for purifying an organic acid |
| KR100451161B1 (ko) * | 2002-02-27 | 2004-10-02 | 엘지전자 주식회사 | 배터리장치 |
| US20050112737A1 (en) * | 2003-11-20 | 2005-05-26 | A. E. Staley Manufacturing Co. | Lactic acid producing yeast |
| JP4744115B2 (ja) * | 2004-09-13 | 2011-08-10 | トヨタ自動車株式会社 | 乳酸の製造方法 |
| EP1929009A2 (de) * | 2005-09-22 | 2008-06-11 | Tate & Lyle Ingredients Americas, Inc. | Verbesserte stämme zur herstellung organischer säuren |
| WO2007114017A1 (ja) * | 2006-03-29 | 2007-10-11 | Bio-Energy Corporation | 乳酸発酵液からの乳酸成分の分離方法および分離装置 |
| AU2008272239A1 (en) * | 2007-06-29 | 2009-01-08 | Toray Industries, Inc. | Lactic acid production method |
| JP5262011B2 (ja) * | 2007-08-01 | 2013-08-14 | 東レ株式会社 | 乳酸の製造方法および製造装置 |
| AT506038B1 (de) * | 2007-11-14 | 2015-02-15 | Jungbunzlauer Austria Ag | Verfahren zur herstellung zyklischer diester von l-, d- und d,l-milchsäure |
| AT506040B1 (de) * | 2007-11-14 | 2012-03-15 | Jungbunzlauer Austria Ag | Partikuläre katalysator- und katalysator/stabilisator-systeme zur herstellung hochmolekularer homo- und copolyester von l-, d- oder d,l-milchsäure |
| JP2009142265A (ja) * | 2007-11-20 | 2009-07-02 | Toray Ind Inc | 乳酸の製造方法 |
| US8048624B1 (en) | 2007-12-04 | 2011-11-01 | Opx Biotechnologies, Inc. | Compositions and methods for 3-hydroxypropionate bio-production from biomass |
| AT506768B1 (de) | 2008-04-16 | 2013-10-15 | Jungbunzlauer Austria Ag | Verfahren zur reinigung zyklischer diester der l- bzw. d-milchsäure |
| BE1018561A3 (fr) | 2008-12-24 | 2011-03-01 | Galactic Sa | Procede de purification de l'acide lactique par cristallisation. |
| EP2374895A4 (de) | 2008-12-26 | 2013-03-06 | Toray Industries | Verfahren zur herstellung von milchsäure und verfahren zur herstellung von polymilchsäure |
| EP2401066B1 (de) | 2009-02-25 | 2017-10-25 | Council of Scientific & Industrial Research | Entsäuerungs-prämembran auf polybenzimidazolbasis; herstellungsverfahren einer membran aus der prämembran und entsäuerungsverfahren |
| PL2275399T3 (pl) | 2009-07-16 | 2014-01-31 | Purac Biochem Bv | Ciekła kompozycja kwasu mlekowego i sposób jej otrzymywania |
| US8809027B1 (en) | 2009-09-27 | 2014-08-19 | Opx Biotechnologies, Inc. | Genetically modified organisms for increased microbial production of 3-hydroxypropionic acid involving an oxaloacetate alpha-decarboxylase |
| MX2012003604A (es) | 2009-09-27 | 2012-09-12 | Opx Biotechnologies Inc | Metodo para producir acido 3-hidroxipropionico y otros productos. |
| CA2787716C (en) * | 2010-02-08 | 2018-01-02 | Purac Biochem Bv | Process for manufacturing lactic acid |
| WO2012081112A1 (ja) * | 2010-12-16 | 2012-06-21 | 株式会社日立プラントテクノロジー | 精製乳酸溶液の製造方法 |
| CN104080833B (zh) | 2011-11-04 | 2016-05-11 | 蒂森克虏伯工业解决方案股份公司 | 用于可聚合乳酸的品质测试以及其生产方法 |
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| KR20160041380A (ko) * | 2014-10-07 | 2016-04-18 | 삼성전자주식회사 | 락트산 또는 그의 염을 분리하는 방법 |
| KR102547252B1 (ko) | 2016-01-08 | 2023-06-23 | 에스케이이노베이션 주식회사 | 유기물질 기상탈수반응 원료의 제조방법 |
| BE1024147B1 (fr) * | 2016-05-11 | 2017-11-22 | Galactic S.A. | Procede de purification d'une solution aqueuse d'acide lactique |
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| US1594843A (en) * | 1921-08-19 | 1926-08-03 | Du Pont | Purification of lactic acid |
| US2092494A (en) * | 1933-12-09 | 1937-09-07 | Dow Chemical Co | Purification of alpha-hydroxy-aliphatic acids |
| FR1290212A (fr) * | 1961-02-27 | 1962-04-13 | Melle Usines Sa | Procédé de décoloration et de purification de solutions impures d'acides organiques |
| BE759328A (fr) * | 1969-11-24 | 1971-05-24 | Rhone Poulenc Sa | Procede de separation de melanges d'acides |
| JPS5112990A (en) † | 1974-07-22 | 1976-01-31 | Kojin Kk | L gata nyusanno seizohoho |
| DD203533A1 (de) † | 1981-12-05 | 1983-10-26 | Bitterfeld Chemie | Verfahren zur gewinnung aliphatischer carbonsaeuren aus salzloesungen |
| JPH0789942B2 (ja) † | 1987-09-30 | 1995-10-04 | 株式会社島津製作所 | 乳酸の精製法 |
| IT1247995B (it) * | 1991-06-06 | 1995-01-05 | Himont Inc | Processo per la produzione di soluzioni acquose di acido lattico purificate a partire da brodi di fermentazione. |
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1997
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1998
- 1998-06-05 HU HU0004235A patent/HU227442B1/hu unknown
- 1998-06-05 AT AT98923941T patent/ATE246166T1/de active
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- 1998-06-05 NZ NZ501465A patent/NZ501465A/xx not_active IP Right Cessation
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- 1998-06-05 WO PCT/BE1998/000080 patent/WO1998055442A1/fr active IP Right Grant
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- 1998-06-05 KR KR10-1999-7011394A patent/KR100387909B1/ko not_active IP Right Cessation
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