DE3408239A1 - Verfahren zur abtrennung von hochsieder- und polymeranteilen aus der essigsaeurefraktion bei der vinylacetatherstellung - Google Patents
Verfahren zur abtrennung von hochsieder- und polymeranteilen aus der essigsaeurefraktion bei der vinylacetatherstellungInfo
- Publication number
- DE3408239A1 DE3408239A1 DE19843408239 DE3408239A DE3408239A1 DE 3408239 A1 DE3408239 A1 DE 3408239A1 DE 19843408239 DE19843408239 DE 19843408239 DE 3408239 A DE3408239 A DE 3408239A DE 3408239 A1 DE3408239 A1 DE 3408239A1
- Authority
- DE
- Germany
- Prior art keywords
- acetic acid
- water
- vinyl acetate
- residue
- boiling
- 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.)
- Granted
Links
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 title claims abstract description 201
- 229920000642 polymer Polymers 0.000 title claims abstract description 25
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000009835 boiling Methods 0.000 title claims abstract description 7
- 238000002360 preparation method Methods 0.000 title 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 239000012071 phase Substances 0.000 claims abstract description 18
- 238000000926 separation method Methods 0.000 claims abstract description 12
- 239000007789 gas Substances 0.000 claims abstract description 10
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000005977 Ethylene Substances 0.000 claims abstract description 9
- 239000003054 catalyst Substances 0.000 claims abstract description 9
- 239000008346 aqueous phase Substances 0.000 claims abstract description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000001301 oxygen Substances 0.000 claims abstract description 8
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 8
- 239000012043 crude product Substances 0.000 claims abstract description 6
- 230000004941 influx Effects 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 abstract description 9
- 125000000218 acetic acid group Chemical group C(C)(=O)* 0.000 description 6
- 238000004821 distillation Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- GOKCJCODOLGYQD-UHFFFAOYSA-N 4,6-dichloro-2-imidazol-1-ylpyrimidine Chemical compound ClC1=CC(Cl)=NC(N2C=NC=C2)=N1 GOKCJCODOLGYQD-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 150000001447 alkali salts Chemical class 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 239000012876 carrier material Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 125000000219 ethylidene group Chemical group [H]C(=[*])C([H])([H])[H] 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 230000003381 solubilizing effect Effects 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000000052 vinegar Substances 0.000 description 1
- 235000021419 vinegar Nutrition 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000010626 work up procedure 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
- C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
- C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19843408239 DE3408239A1 (de) | 1984-03-07 | 1984-03-07 | Verfahren zur abtrennung von hochsieder- und polymeranteilen aus der essigsaeurefraktion bei der vinylacetatherstellung |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19843408239 DE3408239A1 (de) | 1984-03-07 | 1984-03-07 | Verfahren zur abtrennung von hochsieder- und polymeranteilen aus der essigsaeurefraktion bei der vinylacetatherstellung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3408239A1 true DE3408239A1 (de) | 1985-09-26 |
| DE3408239C2 DE3408239C2 (en)) | 1987-05-27 |
Family
ID=6229738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19843408239 Granted DE3408239A1 (de) | 1984-03-07 | 1984-03-07 | Verfahren zur abtrennung von hochsieder- und polymeranteilen aus der essigsaeurefraktion bei der vinylacetatherstellung |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3408239A1 (en)) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010066193A1 (zh) * | 2008-12-12 | 2010-06-17 | Wan Xiaowen | 利用来自醋酸乙烯生产过程的釜底残渣制备聚乙烯醇和聚醋酸乙烯酯乳液的方法 |
| WO2012078552A1 (en) * | 2010-12-10 | 2012-06-14 | Celanese International Corporation | Recovery of acetic acid from heavy ends in vinyl acetate synthesis process |
-
1984
- 1984-03-07 DE DE19843408239 patent/DE3408239A1/de active Granted
Non-Patent Citations (1)
| Title |
|---|
| NICHTS-ERMITTELT * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010066193A1 (zh) * | 2008-12-12 | 2010-06-17 | Wan Xiaowen | 利用来自醋酸乙烯生产过程的釜底残渣制备聚乙烯醇和聚醋酸乙烯酯乳液的方法 |
| US8263705B2 (en) | 2008-12-12 | 2012-09-11 | Chongqing Acme Chemical Industry Co., Ltd. | Method for preparing polyvinyl alcohol and polyvinyl acetate latex by use of the bottom residue from vinyl acetate production process |
| WO2012078552A1 (en) * | 2010-12-10 | 2012-06-14 | Celanese International Corporation | Recovery of acetic acid from heavy ends in vinyl acetate synthesis process |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3408239C2 (en)) | 1987-05-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |