GB2139624A - Process for recovering acetic acid - Google Patents
Process for recovering acetic acid Download PDFInfo
- Publication number
- GB2139624A GB2139624A GB08412069A GB8412069A GB2139624A GB 2139624 A GB2139624 A GB 2139624A GB 08412069 A GB08412069 A GB 08412069A GB 8412069 A GB8412069 A GB 8412069A GB 2139624 A GB2139624 A GB 2139624A
- Authority
- GB
- United Kingdom
- Prior art keywords
- acetic acid
- acid
- extractant
- organic
- tertiary amine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 title claims abstract description 114
- 238000000034 method Methods 0.000 title claims abstract description 16
- 150000007522 mineralic acids Chemical class 0.000 claims abstract description 20
- 239000008346 aqueous phase Substances 0.000 claims abstract description 17
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 16
- 150000003512 tertiary amines Chemical class 0.000 claims abstract description 15
- 239000007864 aqueous solution Substances 0.000 claims abstract description 9
- 239000000284 extract Substances 0.000 claims abstract description 9
- 239000003085 diluting agent Substances 0.000 claims abstract description 8
- 239000000203 mixture Substances 0.000 claims abstract description 7
- 238000000605 extraction Methods 0.000 claims description 16
- 239000003960 organic solvent Substances 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical group [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 101100536354 Drosophila melanogaster tant gene Proteins 0.000 claims 1
- 239000002253 acid Substances 0.000 abstract description 13
- 238000006386 neutralization reaction Methods 0.000 abstract description 4
- 150000003839 salts Chemical class 0.000 abstract description 3
- 238000009825 accumulation Methods 0.000 abstract description 2
- 238000011084 recovery Methods 0.000 abstract description 2
- 150000007513 acids Chemical class 0.000 abstract 2
- 238000005192 partition Methods 0.000 description 13
- 150000001412 amines Chemical class 0.000 description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- POSWICCRDBKBMH-UHFFFAOYSA-N dihydroisophorone Natural products CC1CC(=O)CC(C)(C)C1 POSWICCRDBKBMH-UHFFFAOYSA-N 0.000 description 3
- XTAZYLNFDRKIHJ-UHFFFAOYSA-N n,n-dioctyloctan-1-amine Chemical compound CCCCCCCCN(CCCCCCCC)CCCCCCCC XTAZYLNFDRKIHJ-UHFFFAOYSA-N 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000003513 alkali Substances 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000012074 organic phase Substances 0.000 description 2
- 235000011121 sodium hydroxide Nutrition 0.000 description 2
- -1 sulfuric acid Chemical class 0.000 description 2
- JULOHJDJZALMKN-UHFFFAOYSA-N 3,3,5-trimethylhexan-2-one Chemical compound CC(C)CC(C)(C)C(C)=O JULOHJDJZALMKN-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 239000001632 sodium acetate Substances 0.000 description 1
- 235000017281 sodium acetate Nutrition 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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)
- Extraction Or Liquid Replacement (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8471283A JPS59210041A (ja) | 1983-05-13 | 1983-05-13 | 酢酸の回収法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| GB8412069D0 GB8412069D0 (en) | 1984-06-20 |
| GB2139624A true GB2139624A (en) | 1984-11-14 |
Family
ID=13838272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB08412069A Withdrawn GB2139624A (en) | 1983-05-13 | 1984-05-11 | Process for recovering acetic acid |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS59210041A (enExample) |
| FR (1) | FR2546882B1 (enExample) |
| GB (1) | GB2139624A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0614699A1 (en) * | 1993-03-12 | 1994-09-14 | Haldor Topsoe A/S | Process for the recovery of spent fluorinated sulphonic acid catalyst in an alkylation process |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2254677A1 (en) * | 2008-03-20 | 2010-12-01 | Tate & Lyle Technology Limited | Removal of acids from tertiary amide solvents |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR866969A (fr) * | 1940-05-23 | 1941-09-20 | Le Gouvernement De La Province | Procédé pour la concentration ou l'extraction de l'acide acétique |
| US2581452A (en) * | 1947-03-29 | 1952-01-08 | Kellogg M W Co | Dehydration of organic acids |
| US4353784A (en) * | 1981-09-21 | 1982-10-12 | Daicel Chemical Industries, Ltd. | Method of recovery of acetic acid |
| JPS597131A (ja) * | 1982-07-06 | 1984-01-14 | Daicel Chem Ind Ltd | 酢酸の回収法 |
-
1983
- 1983-05-13 JP JP8471283A patent/JPS59210041A/ja active Granted
-
1984
- 1984-05-11 GB GB08412069A patent/GB2139624A/en not_active Withdrawn
- 1984-05-14 FR FR8407442A patent/FR2546882B1/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0614699A1 (en) * | 1993-03-12 | 1994-09-14 | Haldor Topsoe A/S | Process for the recovery of spent fluorinated sulphonic acid catalyst in an alkylation process |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2546882A1 (fr) | 1984-12-07 |
| JPS6352022B2 (enExample) | 1988-10-17 |
| FR2546882B1 (fr) | 1987-07-17 |
| JPS59210041A (ja) | 1984-11-28 |
| GB8412069D0 (en) | 1984-06-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |