JPH0244302B2 - - Google Patents
Info
- Publication number
- JPH0244302B2 JPH0244302B2 JP57007364A JP736482A JPH0244302B2 JP H0244302 B2 JPH0244302 B2 JP H0244302B2 JP 57007364 A JP57007364 A JP 57007364A JP 736482 A JP736482 A JP 736482A JP H0244302 B2 JPH0244302 B2 JP H0244302B2
- Authority
- JP
- Japan
- Prior art keywords
- acetonitrile
- water
- azeotrope
- crude
- hcn
- 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 - Lifetime
Links
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims description 219
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 46
- 238000004821 distillation Methods 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 7
- 239000005416 organic matter Substances 0.000 claims description 4
- 238000009835 boiling Methods 0.000 claims 1
- 238000011437 continuous method Methods 0.000 claims 1
- 239000000047 product Substances 0.000 description 17
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 description 12
- 238000000034 method Methods 0.000 description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 6
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 238000001035 drying Methods 0.000 description 6
- 239000006227 byproduct Substances 0.000 description 5
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 4
- XXROGKLTLUQVRX-UHFFFAOYSA-N allyl alcohol Chemical compound OCC=C XXROGKLTLUQVRX-UHFFFAOYSA-N 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- ZCQWOFVYLHDMMC-UHFFFAOYSA-N Oxazole Chemical compound C1=COC=N1 ZCQWOFVYLHDMMC-UHFFFAOYSA-N 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000001110 calcium chloride Substances 0.000 description 2
- 229910001628 calcium chloride Inorganic materials 0.000 description 2
- 238000010411 cooking Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- FVSKHRXBFJPNKK-UHFFFAOYSA-N propionitrile Chemical compound CCC#N FVSKHRXBFJPNKK-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
- 239000002699 waste material Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000001944 continuous distillation Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP736482A JPS58124751A (ja) | 1982-01-20 | 1982-01-20 | 連続式アセトニトリル回収法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP736482A JPS58124751A (ja) | 1982-01-20 | 1982-01-20 | 連続式アセトニトリル回収法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58124751A JPS58124751A (ja) | 1983-07-25 |
| JPH0244302B2 true JPH0244302B2 (zh) | 1990-10-03 |
Family
ID=11663908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP736482A Granted JPS58124751A (ja) | 1982-01-20 | 1982-01-20 | 連続式アセトニトリル回収法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58124751A (zh) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2236251T3 (es) * | 2000-07-18 | 2005-07-16 | The Standard Oil Company | Procedimiento para la purificacion y recuperacion de acetonitrilo. |
| 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 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS437572Y1 (zh) * | 1964-08-27 | 1968-04-04 | ||
| DE1920083A1 (de) * | 1969-04-21 | 1970-01-29 | Lentia Gmbh | Verfahren zur kontinuierlichen Trennung von Acrylnitril und Acetonitril |
| JPS5581848A (en) * | 1978-12-04 | 1980-06-20 | Standard Oil Co | Energy saving recovery of acrylonitrile |
| JPS55143949A (en) * | 1979-04-26 | 1980-11-10 | Asahi Chem Ind Co Ltd | Recovery of purified acetonitrile |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5386771U (zh) * | 1976-12-16 | 1978-07-17 |
-
1982
- 1982-01-20 JP JP736482A patent/JPS58124751A/ja active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS437572Y1 (zh) * | 1964-08-27 | 1968-04-04 | ||
| DE1920083A1 (de) * | 1969-04-21 | 1970-01-29 | Lentia Gmbh | Verfahren zur kontinuierlichen Trennung von Acrylnitril und Acetonitril |
| JPS5581848A (en) * | 1978-12-04 | 1980-06-20 | Standard Oil Co | Energy saving recovery of acrylonitrile |
| JPS55143949A (en) * | 1979-04-26 | 1980-11-10 | Asahi Chem Ind Co Ltd | Recovery of purified acetonitrile |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58124751A (ja) | 1983-07-25 |
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