JPS6331458B2 - - Google Patents
Info
- Publication number
- JPS6331458B2 JPS6331458B2 JP54051978A JP5197879A JPS6331458B2 JP S6331458 B2 JPS6331458 B2 JP S6331458B2 JP 54051978 A JP54051978 A JP 54051978A JP 5197879 A JP5197879 A JP 5197879A JP S6331458 B2 JPS6331458 B2 JP S6331458B2
- Authority
- JP
- Japan
- Prior art keywords
- acetonitrile
- allyl alcohol
- water
- column
- crude
- 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.)
- Expired
Links
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims description 186
- XXROGKLTLUQVRX-UHFFFAOYSA-N allyl alcohol Chemical compound OCC=C XXROGKLTLUQVRX-UHFFFAOYSA-N 0.000 claims description 83
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 35
- 239000000203 mixture Substances 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 15
- 238000011084 recovery Methods 0.000 claims description 9
- 238000000895 extractive distillation Methods 0.000 claims description 5
- 238000000926 separation method Methods 0.000 description 10
- 238000009835 boiling Methods 0.000 description 7
- 238000004821 distillation Methods 0.000 description 7
- 238000010992 reflux Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 2
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 2
- 239000011550 stock solution Substances 0.000 description 2
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- GYCMBHHDWRMZGG-UHFFFAOYSA-N Methylacrylonitrile Chemical compound CC(=C)C#N GYCMBHHDWRMZGG-UHFFFAOYSA-N 0.000 description 1
- PBCJIPOGFJYBJE-UHFFFAOYSA-N acetonitrile;hydrate Chemical compound O.CC#N PBCJIPOGFJYBJE-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000004808 allyl alcohols Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5197879A JPS55143949A (en) | 1979-04-26 | 1979-04-26 | Recovery of purified acetonitrile |
| US06/131,611 US4308108A (en) | 1979-03-28 | 1980-03-19 | Process for purification of crude acetonitrile |
| DE3050668A DE3050668C2 (ko) | 1979-03-28 | 1980-03-25 | |
| DE3050669A DE3050669C2 (ko) | 1979-03-28 | 1980-03-25 | |
| DE19803011391 DE3011391A1 (de) | 1979-03-28 | 1980-03-25 | Verfahren zur reinigung von rohem acetonitril |
| DE3050670A DE3050670C2 (ko) | 1979-03-28 | 1980-03-25 | |
| IT20915/80A IT1130079B (it) | 1979-03-28 | 1980-03-26 | Procedimento per depurare acetonitrile grezzo |
| US06/289,628 US4430162A (en) | 1979-03-28 | 1981-08-03 | Process for purification of crude acetonitrile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5197879A JPS55143949A (en) | 1979-04-26 | 1979-04-26 | Recovery of purified acetonitrile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS55143949A JPS55143949A (en) | 1980-11-10 |
| JPS6331458B2 true JPS6331458B2 (ko) | 1988-06-23 |
Family
ID=12901947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5197879A Granted JPS55143949A (en) | 1979-03-28 | 1979-04-26 | Recovery of purified acetonitrile |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS55143949A (ko) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58124751A (ja) * | 1982-01-20 | 1983-07-25 | ザ・スタンダ−ド・オイル・カンパニ− | 連続式アセトニトリル回収法 |
| JP4637923B2 (ja) * | 2008-02-29 | 2011-02-23 | ザ スタンダード オイル カンパニー | 蒸留回収／イオン交換樹脂処理プロセスによるアセトニトリルの精製 |
| JP6143744B2 (ja) * | 2012-03-26 | 2017-06-07 | 旭化成株式会社 | アセトニトリルの精製方法 |
| CN112812038A (zh) * | 2020-12-30 | 2021-05-18 | 西安瑞联新材料股份有限公司 | 一种含工业乙腈废水的精制工艺 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5024943A (ko) * | 1973-07-06 | 1975-03-17 |
-
1979
- 1979-04-26 JP JP5197879A patent/JPS55143949A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5024943A (ko) * | 1973-07-06 | 1975-03-17 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS55143949A (en) | 1980-11-10 |
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