JPS6133017B2 - - Google Patents
Info
- Publication number
- JPS6133017B2 JPS6133017B2 JP56107516A JP10751681A JPS6133017B2 JP S6133017 B2 JPS6133017 B2 JP S6133017B2 JP 56107516 A JP56107516 A JP 56107516A JP 10751681 A JP10751681 A JP 10751681A JP S6133017 B2 JPS6133017 B2 JP S6133017B2
- Authority
- JP
- Japan
- Prior art keywords
- tower
- water
- absorption
- column
- solvent
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 55
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 claims description 46
- 238000010521 absorption reaction Methods 0.000 claims description 39
- 238000011084 recovery Methods 0.000 claims description 34
- 239000007788 liquid Substances 0.000 claims description 29
- 239000002904 solvent Substances 0.000 claims description 25
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims description 18
- 230000018044 dehydration Effects 0.000 claims description 18
- 238000006297 dehydration reaction Methods 0.000 claims description 18
- 150000002825 nitriles Chemical class 0.000 claims description 15
- 238000004821 distillation Methods 0.000 claims description 13
- 238000010791 quenching Methods 0.000 claims description 12
- 230000000171 quenching effect Effects 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 150000001336 alkenes Chemical class 0.000 claims description 4
- 238000000895 extractive distillation Methods 0.000 claims description 2
- 239000011541 reaction mixture Substances 0.000 claims description 2
- 229920006395 saturated elastomer Polymers 0.000 claims description 2
- 239000000047 product Substances 0.000 description 21
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 238000001816 cooling Methods 0.000 description 8
- 230000002745 absorbent Effects 0.000 description 6
- 239000002250 absorbent Substances 0.000 description 6
- 239000000498 cooling water Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 239000003921 oil Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 238000006356 dehydrogenation reaction Methods 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
- 239000000376 reactant Substances 0.000 description 2
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 1
- GYCMBHHDWRMZGG-UHFFFAOYSA-N Methylacrylonitrile Chemical compound CC(=C)C#N GYCMBHHDWRMZGG-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56107516A JPS5810551A (ja) | 1981-07-09 | 1981-07-09 | 不飽和ニトリルの製造法 |
| KR1019810004675A KR850001603B1 (ko) | 1980-12-03 | 1981-12-01 | 불포화 니트릴의 제조법 |
| AT81305681T ATE10490T1 (de) | 1980-12-03 | 1981-12-02 | Verfahren zur herstellung von ungesaettigtem nitril. |
| DE8181305681T DE3167503D1 (en) | 1980-12-03 | 1981-12-02 | Process for producing unsaturated nitrile |
| EP81305681A EP0053518B1 (fr) | 1980-12-03 | 1981-12-02 | Procédé de préparation de nitrile non saturé |
| US06/326,781 US4434029A (en) | 1980-12-03 | 1981-12-02 | Process for producing unsaturated nitrile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56107516A JPS5810551A (ja) | 1981-07-09 | 1981-07-09 | 不飽和ニトリルの製造法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5810551A JPS5810551A (ja) | 1983-01-21 |
| JPS6133017B2 true JPS6133017B2 (fr) | 1986-07-31 |
Family
ID=14461175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56107516A Granted JPS5810551A (ja) | 1980-12-03 | 1981-07-09 | 不飽和ニトリルの製造法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5810551A (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2565945B2 (ja) * | 1987-11-27 | 1996-12-18 | 三菱化学株式会社 | 光アイソレータ |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6169372U (fr) * | 1984-10-15 | 1986-05-12 | ||
| JP5364884B2 (ja) * | 2008-02-25 | 2013-12-11 | 三菱レイヨン株式会社 | （メタ）アクリロニトリルの製造方法 |
| JP5643064B2 (ja) * | 2010-11-18 | 2014-12-17 | 旭化成ケミカルズ株式会社 | 重合性化合物の精製方法 |
| CN106892843A (zh) * | 2015-12-17 | 2017-06-27 | 英尼奥斯欧洲股份公司 | 回收塔控制 |
-
1981
- 1981-07-09 JP JP56107516A patent/JPS5810551A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2565945B2 (ja) * | 1987-11-27 | 1996-12-18 | 三菱化学株式会社 | 光アイソレータ |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5810551A (ja) | 1983-01-21 |
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