DE1643758B1 - Verfahren zur Gewinnung von Keten - Google Patents
Verfahren zur Gewinnung von KetenInfo
- Publication number
- DE1643758B1 DE1643758B1 DE19681643758 DE1643758A DE1643758B1 DE 1643758 B1 DE1643758 B1 DE 1643758B1 DE 19681643758 DE19681643758 DE 19681643758 DE 1643758 A DE1643758 A DE 1643758A DE 1643758 B1 DE1643758 B1 DE 1643758B1
- Authority
- DE
- Germany
- Prior art keywords
- ketene
- parts
- acetic acid
- baffles
- raw
- 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
- CCGKOQOJPYTBIH-UHFFFAOYSA-N ethenone Chemical compound C=C=O CCGKOQOJPYTBIH-UHFFFAOYSA-N 0.000 title claims description 45
- 238000000034 method Methods 0.000 title claims description 13
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 52
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 claims description 27
- 238000001816 cooling Methods 0.000 claims description 14
- 239000007789 gas Substances 0.000 claims description 12
- 239000012535 impurity Substances 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 239000002253 acid Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 239000003595 mist Substances 0.000 claims description 4
- 150000008064 anhydrides Chemical class 0.000 claims description 3
- 239000012267 brine Substances 0.000 claims description 3
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims description 3
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 2
- 239000005977 Ethylene Substances 0.000 claims description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical group OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 claims description 2
- 238000003776 cleavage reaction Methods 0.000 claims description 2
- 239000011261 inert gas Substances 0.000 claims description 2
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 2
- 239000004800 polyvinyl chloride Substances 0.000 claims description 2
- 230000007017 scission Effects 0.000 claims description 2
- 238000003786 synthesis reaction Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 3
- 238000005191 phase separation Methods 0.000 claims 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims 2
- 239000000052 vinegar Substances 0.000 claims 2
- 125000000218 acetic acid group Chemical group C(C)(=O)* 0.000 claims 1
- 150000008065 acid anhydrides Chemical class 0.000 claims 1
- 229910021529 ammonia Inorganic materials 0.000 claims 1
- 238000010276 construction Methods 0.000 claims 1
- 150000002148 esters Chemical class 0.000 claims 1
- 238000000605 extraction Methods 0.000 claims 1
- 239000011521 glass Substances 0.000 claims 1
- 239000003365 glass fiber Substances 0.000 claims 1
- 239000002994 raw material Substances 0.000 claims 1
- 235000021419 vinegar Nutrition 0.000 claims 1
- 238000005406 washing Methods 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 3
- WASQWSOJHCZDFK-UHFFFAOYSA-N diketene Chemical compound C=C1CC(=O)O1 WASQWSOJHCZDFK-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000004254 Ammonium phosphate Substances 0.000 description 2
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- RWNKSTSCBHKHTB-UHFFFAOYSA-N Hexachloro-1,3-butadiene Chemical compound ClC(Cl)=C(Cl)C(Cl)=C(Cl)Cl RWNKSTSCBHKHTB-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N Propene Chemical compound CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 2
- 229910000148 ammonium phosphate Inorganic materials 0.000 description 2
- 235000019289 ammonium phosphates Nutrition 0.000 description 2
- KDKYADYSIPSCCQ-UHFFFAOYSA-N but-1-yne Chemical compound CCC#C KDKYADYSIPSCCQ-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- HETCEOQFVDFGSY-UHFFFAOYSA-N Isopropenyl acetate Chemical compound CC(=C)OC(C)=O HETCEOQFVDFGSY-UHFFFAOYSA-N 0.000 description 1
- 241001072332 Monia Species 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 241000158147 Sator Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- KSZVHVUMUSIKTC-UHFFFAOYSA-N acetic acid;propan-2-one Chemical compound CC(C)=O.CC(O)=O KSZVHVUMUSIKTC-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000036515 potency Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/87—Preparation of ketenes or dimeric ketenes
- C07C45/90—Separation; Purification; Stabilisation; Use of additives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681643758 DE1643758B1 (de) | 1968-02-17 | 1968-02-17 | Verfahren zur Gewinnung von Keten |
| CH176569A CH508570A (de) | 1968-02-17 | 1969-02-05 | Verfahren zur Gewinnung von Keten |
| BE728411D BE728411A (enrdf_load_stackoverflow) | 1968-02-17 | 1969-02-14 | |
| GB809169A GB1247392A (en) | 1968-02-17 | 1969-02-14 | Recovering ketene |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681643758 DE1643758B1 (de) | 1968-02-17 | 1968-02-17 | Verfahren zur Gewinnung von Keten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1643758B1 true DE1643758B1 (de) | 1970-12-17 |
Family
ID=5684392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19681643758 Pending DE1643758B1 (de) | 1968-02-17 | 1968-02-17 | Verfahren zur Gewinnung von Keten |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE728411A (enrdf_load_stackoverflow) |
| CH (1) | CH508570A (enrdf_load_stackoverflow) |
| DE (1) | DE1643758B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1247392A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0053793A1 (de) * | 1980-12-08 | 1982-06-16 | Hoechst Aktiengesellschaft | Verfahren zum Herstellen von Keten |
-
1968
- 1968-02-17 DE DE19681643758 patent/DE1643758B1/de active Pending
-
1969
- 1969-02-05 CH CH176569A patent/CH508570A/de not_active IP Right Cessation
- 1969-02-14 BE BE728411D patent/BE728411A/xx unknown
- 1969-02-14 GB GB809169A patent/GB1247392A/en not_active Expired
Non-Patent Citations (1)
| Title |
|---|
| None * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0053793A1 (de) * | 1980-12-08 | 1982-06-16 | Hoechst Aktiengesellschaft | Verfahren zum Herstellen von Keten |
Also Published As
| Publication number | Publication date |
|---|---|
| CH508570A (de) | 1971-06-15 |
| BE728411A (enrdf_load_stackoverflow) | 1969-08-14 |
| GB1247392A (en) | 1971-09-22 |
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