DE2132362A1 - Verfahren zur Gewinnung von Vinylacetat aus fluessigen Gemischen,die Vinylacetat,Wasser,Methylacetat und gegebenenfalls Acetaldehyd enthalten - Google Patents
Verfahren zur Gewinnung von Vinylacetat aus fluessigen Gemischen,die Vinylacetat,Wasser,Methylacetat und gegebenenfalls Acetaldehyd enthaltenInfo
- Publication number
- DE2132362A1 DE2132362A1 DE19712132362 DE2132362A DE2132362A1 DE 2132362 A1 DE2132362 A1 DE 2132362A1 DE 19712132362 DE19712132362 DE 19712132362 DE 2132362 A DE2132362 A DE 2132362A DE 2132362 A1 DE2132362 A1 DE 2132362A1
- Authority
- DE
- Germany
- Prior art keywords
- vinyl acetate
- column
- point
- acetate
- mixture
- 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
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 title claims description 43
- 239000000203 mixture Substances 0.000 title claims description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 18
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 title claims description 15
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 title claims description 15
- 238000000034 method Methods 0.000 title claims description 14
- 239000007788 liquid Substances 0.000 title claims description 11
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 title description 20
- 238000004519 manufacturing process Methods 0.000 title description 5
- 238000009835 boiling Methods 0.000 claims description 17
- 238000004821 distillation Methods 0.000 claims description 17
- 150000001875 compounds Chemical class 0.000 claims description 16
- 239000012074 organic phase Substances 0.000 claims description 15
- 239000008346 aqueous phase Substances 0.000 claims description 12
- 239000012071 phase Substances 0.000 claims description 4
- IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 claims description 3
- 238000004508 fractional distillation Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 239000002689 soil Substances 0.000 claims 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 42
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 9
- 239000005977 Ethylene Substances 0.000 description 9
- 230000003647 oxidation Effects 0.000 description 8
- 238000007254 oxidation reaction Methods 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- 239000007795 chemical reaction product Substances 0.000 description 7
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 6
- 230000003197 catalytic effect Effects 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000005194 fractionation Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 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
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000000895 extractive distillation Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 150000002940 palladium Chemical class 0.000 description 1
- 239000003505 polymerization initiator Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S203/00—Distillation: processes, separatory
- Y10S203/10—Vinyl acetate
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2685370 | 1970-07-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2132362A1 true DE2132362A1 (de) | 1972-01-13 |
Family
ID=11220377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19712132362 Pending DE2132362A1 (de) | 1970-07-01 | 1971-06-29 | Verfahren zur Gewinnung von Vinylacetat aus fluessigen Gemischen,die Vinylacetat,Wasser,Methylacetat und gegebenenfalls Acetaldehyd enthalten |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3738915A (enExample) |
| JP (1) | JPS5029445B1 (enExample) |
| DE (1) | DE2132362A1 (enExample) |
| FR (1) | FR2105798A5 (enExample) |
| GB (1) | GB1308718A (enExample) |
| NL (1) | NL7108886A (enExample) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4425918A1 (de) * | 1994-07-21 | 1996-02-01 | Wacker Chemie Gmbh | Verfahren zur Rückgewinnung von nicht umgesetzten Vinylacetat-Monomer nach Polymerisationsreaktionen |
| DE102010001097A1 (de) * | 2010-01-21 | 2011-07-28 | Wacker Chemie AG, 81737 | Verfahren zur Herstellung von Vinylacetat |
| DE102011077010A1 (de) * | 2011-06-06 | 2012-12-06 | Wacker Chemie Ag | Verfahren zur Aufbereitung von Abwässern und Abgaskondensaten aus der Polymerisation von Vinylacetat und Ethylen in wässrigem Medium |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3951756A (en) * | 1974-11-08 | 1976-04-20 | Celanese Corporation | Purification of alkyl esters |
| DE2610624C2 (de) * | 1976-03-13 | 1985-02-14 | Hoechst Ag, 6230 Frankfurt | Verfahren zur Gewinnung von Vinylacetat aus den Gasgemischen, die bei dessen Herstellung anfallen |
| FR2453166A1 (fr) * | 1979-04-06 | 1980-10-31 | Propylox Sa | Procede pour l'epuration d'oxydes d'olefines |
| US4283254A (en) * | 1980-04-03 | 1981-08-11 | E. I. Du Pont De Nemours And Company | Methylamines purification by distillation and purge |
| DE3422575A1 (de) * | 1984-06-18 | 1985-12-19 | Hoechst Ag, 6230 Frankfurt | Verfahren zur abtrennung von vinylacetat |
| FI79107C (fi) * | 1984-06-25 | 1989-11-10 | Orion Yhtymae Oy | Foerfarande foer framstaellning av stabil -form av prazosinhydroklorid. |
| DE3606121A1 (de) * | 1986-02-26 | 1987-08-27 | Texaco Ag | Verfahren zur kontinuierlichen abtrennung von wasser aus gemischen mit organischen substanzen |
| GB9112623D0 (en) * | 1991-06-12 | 1991-07-31 | Bp Chem Int Ltd | Separation process |
| US5208367A (en) * | 1991-12-17 | 1993-05-04 | Exxon Chemical Patents Inc. | Process for recovery of vinyl acetate |
-
1971
- 1971-06-15 GB GB2806471A patent/GB1308718A/en not_active Expired
- 1971-06-18 US US00154374A patent/US3738915A/en not_active Expired - Lifetime
- 1971-06-28 NL NL7108886A patent/NL7108886A/xx unknown
- 1971-06-29 DE DE19712132362 patent/DE2132362A1/de active Pending
- 1971-06-30 JP JP46047991A patent/JPS5029445B1/ja active Pending
- 1971-06-30 FR FR7123998A patent/FR2105798A5/fr not_active Expired
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4425918A1 (de) * | 1994-07-21 | 1996-02-01 | Wacker Chemie Gmbh | Verfahren zur Rückgewinnung von nicht umgesetzten Vinylacetat-Monomer nach Polymerisationsreaktionen |
| DE4425918C2 (de) * | 1994-07-21 | 1996-10-02 | Wacker Chemie Gmbh | Verfahren zur Rückgewinnung von nicht umgesetzten Vinylacetat-Monomer nach Polymerisationsreaktionen |
| DE102010001097A1 (de) * | 2010-01-21 | 2011-07-28 | Wacker Chemie AG, 81737 | Verfahren zur Herstellung von Vinylacetat |
| US8410307B2 (en) | 2010-01-21 | 2013-04-02 | Wacker Chemie Ag | Method for producing vinyl acetate |
| DE102011077010A1 (de) * | 2011-06-06 | 2012-12-06 | Wacker Chemie Ag | Verfahren zur Aufbereitung von Abwässern und Abgaskondensaten aus der Polymerisation von Vinylacetat und Ethylen in wässrigem Medium |
| US9061922B2 (en) | 2011-06-06 | 2015-06-23 | Wacker Chemie Ag | Method for processing wastewater and exhaust gas condensates from the polymerization of vinyl acetate and ethylene in an aqueous medium |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2105798A5 (enExample) | 1972-04-28 |
| NL7108886A (enExample) | 1972-01-04 |
| GB1308718A (en) | 1973-03-07 |
| JPS5029445B1 (enExample) | 1975-09-23 |
| US3738915A (en) | 1973-06-12 |
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