BE509092A - - Google Patents
Info
- Publication number
- BE509092A BE509092A BE509092DA BE509092A BE 509092 A BE509092 A BE 509092A BE 509092D A BE509092D A BE 509092DA BE 509092 A BE509092 A BE 509092A
- Authority
- BE
- Belgium
- Prior art keywords
- acetic acid
- extraction solvent
- acetate
- mixture
- centigrade
- Prior art date
Links
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 117
- 239000002904 solvent Substances 0.000 claims description 19
- 238000000605 extraction Methods 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 238000004508 fractional distillation Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 239000007864 aqueous solution Substances 0.000 claims description 8
- 238000011084 recovery Methods 0.000 claims description 6
- 239000000243 solution Substances 0.000 claims description 6
- UBPGILLNMDGSDS-UHFFFAOYSA-N diethylene glycol diacetate Chemical compound CC(=O)OCCOCCOC(C)=O UBPGILLNMDGSDS-UHFFFAOYSA-N 0.000 claims description 5
- 238000004821 distillation Methods 0.000 claims description 5
- SBZXBUIDTXKZTM-UHFFFAOYSA-N diglyme Chemical compound COCCOCCOC SBZXBUIDTXKZTM-UHFFFAOYSA-N 0.000 claims description 3
- SDHQGBWMLCBNSM-UHFFFAOYSA-N 2-[2-(2-methoxyethoxy)ethoxy]ethyl acetate Chemical compound COCCOCCOCCOC(C)=O SDHQGBWMLCBNSM-UHFFFAOYSA-N 0.000 claims description 2
- 238000005194 fractionation Methods 0.000 claims 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 125000001301 ethoxy group Chemical group [H]C([H])([H])C([H])([H])O* 0.000 description 2
- SCVFZCLFOSHCOH-UHFFFAOYSA-M potassium acetate Chemical compound [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 description 2
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 2
- 101100282687 Caenorhabditis elegans gfi-3 gene Proteins 0.000 description 1
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 description 1
- 238000010533 azeotropic distillation Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical class OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 1
- -1 dilute Substances 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 235000011056 potassium acetate Nutrition 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000009987 spinning 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
- C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
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)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE509092A true BE509092A (enrdf_load_stackoverflow) |
Family
ID=148618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE509092D BE509092A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE509092A (enrdf_load_stackoverflow) |
-
0
- BE BE509092D patent/BE509092A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0047204B1 (fr) | Procédé de production d'alcools deshydratés utilisables comme composants d'un carburant pour moteur | |
| EP2791098B1 (fr) | Procede de purification de la vanilline par extraction liquide-liquide | |
| EP0267819B1 (fr) | Procédé integré de traitement d'un gaz humide renfermant du méthane dans le but d'en éliminer l'eau | |
| FR2509732A1 (fr) | Procede pour recuperer, a l'aide d'un fluide a l'etat quasi-critique ou super-critique contenant notamment du dioxyde de carbone, l'oxyde d'ethylene de solutions aqueuses | |
| FR3060000A1 (fr) | Procede pour eviter le depot de polymeres dans un procede de purification d'acide (meth)acrylique. | |
| EP4139273B1 (fr) | Procede de valorisation de lourds d'acide acrylique et d'esters dudit acide par craquage thermique avec condensation partielle | |
| BE509092A (enrdf_load_stackoverflow) | ||
| FR2470762A1 (fr) | Procede de traitement d'un residu de production d'acide adipique | |
| EP0026533B1 (fr) | Procédé pour la récupération d'acides carboxyliques à partir de mélanges contenant des esters de glycols dérivés de ces acides | |
| EP0296990B1 (fr) | Procédé de fabrication de polybutadiène hydroxylé | |
| US2334400A (en) | Purification of polyhydric alcohols | |
| US2114825A (en) | Process for partial dehydration of acetic acid and other lower fatty acids | |
| BE497602A (enrdf_load_stackoverflow) | ||
| FR3137089A1 (fr) | Procede de valorisation de sous-produits lourds issus de la fabrication d’acide acrylique | |
| FR3137088A1 (fr) | Procede de valorisation en batch de sous-produits lourds issus de la fabrication d’acide acrylique | |
| EP0686619A1 (fr) | Procédé de récupération de l'acide acétique contenu dans un effluent en présence d'impuretés organiques | |
| US2645665A (en) | Formaldehyde purification process | |
| BE353792A (enrdf_load_stackoverflow) | ||
| CN1136335A (zh) | 甲醇回收 | |
| WO2021205090A1 (fr) | Procede de purification d'acide (meth)acrylique | |
| BE504457A (enrdf_load_stackoverflow) | ||
| BE476898A (enrdf_load_stackoverflow) | ||
| BE381580A (enrdf_load_stackoverflow) | ||
| US20180327290A1 (en) | Method for reducing chemical oxygen demand of wastewater from preparation of 2-ethylhexanol | |
| CH137207A (fr) | Procédé d'obtention de l'acide acétique anhydre à partir d'acide dilué. |