DE2132299A1 - Verfahren zur Gewinnung von Vinylacetat aus fluessigen Gemischen,die Vinylacetat und AEthylacetat enthalten - Google Patents
Verfahren zur Gewinnung von Vinylacetat aus fluessigen Gemischen,die Vinylacetat und AEthylacetat enthaltenInfo
- Publication number
- DE2132299A1 DE2132299A1 DE19712132299 DE2132299A DE2132299A1 DE 2132299 A1 DE2132299 A1 DE 2132299A1 DE 19712132299 DE19712132299 DE 19712132299 DE 2132299 A DE2132299 A DE 2132299A DE 2132299 A1 DE2132299 A1 DE 2132299A1
- Authority
- DE
- Germany
- Prior art keywords
- vinyl acetate
- column
- acetic acid
- distillation
- ethyl acetate
- 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.)
- Pending
Links
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 title claims description 72
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 title claims description 47
- 239000000203 mixture Substances 0.000 title claims description 25
- 238000000034 method Methods 0.000 title claims description 20
- 239000007788 liquid Substances 0.000 title claims description 14
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 98
- 238000004821 distillation Methods 0.000 claims description 21
- 238000004508 fractional distillation Methods 0.000 claims description 7
- 238000010992 reflux Methods 0.000 claims description 5
- 230000007423 decrease Effects 0.000 claims description 3
- 239000000047 product Substances 0.000 description 13
- 238000009835 boiling Methods 0.000 description 12
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 10
- 239000005977 Ethylene Substances 0.000 description 10
- 230000003647 oxidation Effects 0.000 description 8
- 238000007254 oxidation reaction Methods 0.000 description 8
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 description 6
- 230000003197 catalytic effect Effects 0.000 description 6
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 5
- 239000007795 chemical reaction product Substances 0.000 description 5
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 4
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 150000001340 alkali metals Chemical class 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000000895 extractive distillation Methods 0.000 description 2
- 239000012074 organic phase Substances 0.000 description 2
- 229910052763 palladium Inorganic materials 0.000 description 2
- FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Natural products CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- -1 alkaline earth metal salts Chemical class 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000003841 chloride salts Chemical class 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
- C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2685070 | 1970-07-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2132299A1 true DE2132299A1 (de) | 1972-01-05 |
Family
ID=11220367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19712132299 Pending DE2132299A1 (de) | 1970-07-01 | 1971-06-29 | Verfahren zur Gewinnung von Vinylacetat aus fluessigen Gemischen,die Vinylacetat und AEthylacetat enthalten |
Country Status (5)
| Country | Link |
|---|---|
| CH (1) | CH542811A (enrdf_load_stackoverflow) |
| DE (1) | DE2132299A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2098139A5 (enrdf_load_stackoverflow) |
| GB (1) | GB1305367A (enrdf_load_stackoverflow) |
| NL (1) | NL7108885A (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4925533A (en) * | 1989-03-06 | 1990-05-15 | Lloyd Berg | Separation of vinyl acetate from ethyl acetate by extractive distillation with acids or acid amides |
| DE19825254C1 (de) * | 1998-06-05 | 1999-11-11 | Celanese Gmbh | Verfahren zur Aufarbeitung von rohem, flüssigem Vinylacetat |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112209830B (zh) * | 2020-10-20 | 2021-08-27 | 天津大学 | 醋酸乙烯酯的生产方法 |
-
1971
- 1971-06-08 GB GB1952671*[A patent/GB1305367A/en not_active Expired
- 1971-06-28 NL NL7108885A patent/NL7108885A/xx unknown
- 1971-06-29 DE DE19712132299 patent/DE2132299A1/de active Pending
- 1971-06-29 CH CH951271A patent/CH542811A/it not_active IP Right Cessation
- 1971-06-30 FR FR7123996A patent/FR2098139A5/fr not_active Expired
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4925533A (en) * | 1989-03-06 | 1990-05-15 | Lloyd Berg | Separation of vinyl acetate from ethyl acetate by extractive distillation with acids or acid amides |
| DE19825254C1 (de) * | 1998-06-05 | 1999-11-11 | Celanese Gmbh | Verfahren zur Aufarbeitung von rohem, flüssigem Vinylacetat |
| EP0962444A1 (de) * | 1998-06-05 | 1999-12-08 | Celanese GmbH | Verfahren zur Aufarbeitung von rohem, flüssigem Vinylacetat |
| US6228226B1 (en) | 1998-06-05 | 2001-05-08 | Celanese Gmbh | Process for working up crude, liquid vinyl acetate |
| CN1131198C (zh) * | 1998-06-05 | 2003-12-17 | 塞拉尼斯有限公司 | 粗品液态乙酸乙烯酯的分离方法 |
| CZ297058B6 (cs) * | 1998-06-05 | 2006-08-16 | Celanese Chemicals Europe Gmbh | Zpusob zpracování surového kapalného vinylacetátu |
Also Published As
| Publication number | Publication date |
|---|---|
| CH542811A (it) | 1973-10-15 |
| GB1305367A (enrdf_load_stackoverflow) | 1973-01-31 |
| FR2098139A5 (enrdf_load_stackoverflow) | 1972-03-03 |
| NL7108885A (enrdf_load_stackoverflow) | 1972-01-04 |
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