JPS6133815B2 - - Google Patents
Info
- Publication number
- JPS6133815B2 JPS6133815B2 JP20017782A JP20017782A JPS6133815B2 JP S6133815 B2 JPS6133815 B2 JP S6133815B2 JP 20017782 A JP20017782 A JP 20017782A JP 20017782 A JP20017782 A JP 20017782A JP S6133815 B2 JPS6133815 B2 JP S6133815B2
- Authority
- JP
- Japan
- Prior art keywords
- tower
- man
- water
- reaction gas
- column
- 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
- 238000000034 method Methods 0.000 claims description 26
- 239000000498 cooling water Substances 0.000 claims description 22
- 239000012495 reaction gas Substances 0.000 claims description 22
- 238000000746 purification Methods 0.000 claims description 20
- 238000004821 distillation Methods 0.000 claims description 8
- GYCMBHHDWRMZGG-UHFFFAOYSA-N Methylacrylonitrile Chemical compound CC(=C)C#N GYCMBHHDWRMZGG-UHFFFAOYSA-N 0.000 claims description 6
- 238000007670 refining Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 49
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 27
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 description 26
- 238000011084 recovery Methods 0.000 description 22
- 238000009835 boiling Methods 0.000 description 20
- 239000000047 product Substances 0.000 description 13
- 239000007789 gas Substances 0.000 description 12
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 10
- 238000010521 absorption reaction Methods 0.000 description 9
- 238000000926 separation method Methods 0.000 description 9
- 238000001816 cooling Methods 0.000 description 8
- 230000018044 dehydration Effects 0.000 description 8
- 238000006297 dehydration reaction Methods 0.000 description 8
- 239000007788 liquid Substances 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- 238000009833 condensation Methods 0.000 description 6
- 230000005494 condensation Effects 0.000 description 6
- 229910021529 ammonia Inorganic materials 0.000 description 5
- 239000000376 reactant Substances 0.000 description 5
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 4
- 238000000895 extractive distillation Methods 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 1
- STNJBCKSHOAVAJ-UHFFFAOYSA-N Methacrolein Chemical compound CC(=C)C=O STNJBCKSHOAVAJ-UHFFFAOYSA-N 0.000 description 1
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- -1 etc. Chemical compound 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- LRDFRRGEGBBSRN-UHFFFAOYSA-N isobutyronitrile Chemical compound CC(C)C#N LRDFRRGEGBBSRN-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- FVSKHRXBFJPNKK-UHFFFAOYSA-N propionitrile Chemical compound CCC#N FVSKHRXBFJPNKK-UHFFFAOYSA-N 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000001577 simple distillation Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20017782A JPS5989651A (ja) | 1982-11-15 | 1982-11-15 | メタクリロニトリルの回収精製方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20017782A JPS5989651A (ja) | 1982-11-15 | 1982-11-15 | メタクリロニトリルの回収精製方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5989651A JPS5989651A (ja) | 1984-05-23 |
| JPS6133815B2 true JPS6133815B2 (ru) | 1986-08-04 |
Family
ID=16420069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20017782A Granted JPS5989651A (ja) | 1982-11-15 | 1982-11-15 | メタクリロニトリルの回収精製方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5989651A (ru) |
-
1982
- 1982-11-15 JP JP20017782A patent/JPS5989651A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5989651A (ja) | 1984-05-23 |
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