NO136751B - - Google Patents
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- Publication number
- NO136751B NO136751B NO1923/71A NO192371A NO136751B NO 136751 B NO136751 B NO 136751B NO 1923/71 A NO1923/71 A NO 1923/71A NO 192371 A NO192371 A NO 192371A NO 136751 B NO136751 B NO 136751B
- Authority
- NO
- Norway
- Prior art keywords
- acrylonitrile
- solution
- distillation
- ammonium salt
- weight
- Prior art date
Links
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims description 18
- 238000004821 distillation Methods 0.000 claims description 16
- 239000000243 solution Substances 0.000 claims description 13
- 150000003863 ammonium salts Chemical class 0.000 claims description 10
- 239000012266 salt solution Substances 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 3
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 9
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 description 6
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 3
- 235000011130 ammonium sulphate Nutrition 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 239000001166 ammonium sulphate Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 206010042496 Sunburn Diseases 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/32—Separation; Purification; Stabilisation; Use of additives
- C07C253/34—Separation; Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7007496A NL7007496A (fr) | 1970-05-23 | 1970-05-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO136751B true NO136751B (fr) | 1977-07-25 |
| NO136751C NO136751C (no) | 1977-11-02 |
Family
ID=19810141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO1923/71A NO136751C (no) | 1970-05-23 | 1971-05-21 | Fremgangsm}te for utvinning av acrylnitril av vandige l¦sninger |
Country Status (12)
| Country | Link |
|---|---|
| AT (1) | AT307379B (fr) |
| BE (1) | BE767480A (fr) |
| BR (1) | BR7103115D0 (fr) |
| CA (1) | CA944713A (fr) |
| DE (1) | DE2124974A1 (fr) |
| ES (1) | ES391457A1 (fr) |
| FR (1) | FR2093577A5 (fr) |
| GB (1) | GB1335226A (fr) |
| NL (1) | NL7007496A (fr) |
| NO (1) | NO136751C (fr) |
| SE (1) | SE384674B (fr) |
| ZA (1) | ZA713177B (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2517300A1 (de) * | 1975-04-18 | 1976-10-28 | Standard Oil Co Ohio | Verfahren zur gewinnung und reinigung von acrylnitril oder methacrylnitril |
-
1970
- 1970-05-23 NL NL7007496A patent/NL7007496A/xx unknown
-
1971
- 1971-05-17 ZA ZA713177A patent/ZA713177B/xx unknown
- 1971-05-18 GB GB1555171*[A patent/GB1335226A/en not_active Expired
- 1971-05-19 DE DE19712124974 patent/DE2124974A1/de not_active Withdrawn
- 1971-05-19 AT AT435271A patent/AT307379B/de active
- 1971-05-21 BR BR3115/71A patent/BR7103115D0/pt unknown
- 1971-05-21 CA CA113,616A patent/CA944713A/en not_active Expired
- 1971-05-21 SE SE7106599A patent/SE384674B/xx unknown
- 1971-05-21 BE BE767480A patent/BE767480A/fr unknown
- 1971-05-21 NO NO1923/71A patent/NO136751C/no unknown
- 1971-05-21 FR FR7118435A patent/FR2093577A5/fr not_active Expired
- 1971-05-22 ES ES391457A patent/ES391457A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AT307379B (de) | 1973-05-25 |
| NL7007496A (fr) | 1971-11-25 |
| GB1335226A (en) | 1973-10-24 |
| CA944713A (en) | 1974-04-02 |
| NO136751C (no) | 1977-11-02 |
| ES391457A1 (es) | 1973-06-16 |
| SE384674B (sv) | 1976-05-17 |
| DE2124974A1 (fr) | 1971-12-09 |
| FR2093577A5 (fr) | 1972-01-28 |
| BE767480A (fr) | 1971-11-22 |
| BR7103115D0 (pt) | 1973-04-19 |
| ZA713177B (en) | 1972-04-26 |
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