BE509711A - - Google Patents
Info
- Publication number
- BE509711A BE509711A BE509711DA BE509711A BE 509711 A BE509711 A BE 509711A BE 509711D A BE509711D A BE 509711DA BE 509711 A BE509711 A BE 509711A
- Authority
- BE
- Belgium
- Prior art keywords
- acrylic nitrile
- solution
- column
- nitrile
- distillation
- Prior art date
Links
- -1 acrylic nitrile Chemical class 0.000 claims description 105
- 239000000243 solution Substances 0.000 claims description 60
- AUBDSFLQOBEOPX-UHFFFAOYSA-N hexa-1,5-dien-3-yne Chemical group C=CC#CC=C AUBDSFLQOBEOPX-UHFFFAOYSA-N 0.000 claims description 39
- 238000004821 distillation Methods 0.000 claims description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 32
- 239000007789 gas Substances 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 21
- 239000000203 mixture Substances 0.000 claims description 21
- 238000000605 extraction Methods 0.000 claims description 19
- 239000011261 inert gas Substances 0.000 claims description 18
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 12
- 239000007864 aqueous solution Substances 0.000 claims description 12
- 230000015572 biosynthetic process Effects 0.000 claims description 11
- 238000003786 synthesis reaction Methods 0.000 claims description 11
- 238000000746 purification Methods 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 9
- 238000009835 boiling Methods 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 229910052757 nitrogen Inorganic materials 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 5
- 239000006227 byproduct Substances 0.000 claims description 4
- 238000005406 washing Methods 0.000 claims description 4
- 239000003960 organic solvent Substances 0.000 claims description 3
- 239000007858 starting material Substances 0.000 claims description 3
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 claims description 2
- 238000010533 azeotropic distillation Methods 0.000 claims description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims 2
- 239000012141 concentrate Substances 0.000 claims 1
- 239000003208 petroleum Substances 0.000 claims 1
- 150000002825 nitriles Chemical class 0.000 description 28
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 15
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 12
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 12
- 238000001704 evaporation Methods 0.000 description 7
- 230000008020 evaporation Effects 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 6
- 239000012535 impurity Substances 0.000 description 6
- 238000004508 fractional distillation Methods 0.000 description 5
- 230000002209 hydrophobic effect Effects 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 239000000945 filler Substances 0.000 description 4
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 4
- 238000005660 chlorination reaction Methods 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000011049 filling Methods 0.000 description 3
- 238000005194 fractionation Methods 0.000 description 3
- 239000003507 refrigerant Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- 239000001273 butane Substances 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 230000001934 delay Effects 0.000 description 2
- 238000007865 diluting Methods 0.000 description 2
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 2
- WRARULQOSOCOQD-UHFFFAOYSA-N penta-2,4-diynenitrile Chemical compound C#CC#CC#N WRARULQOSOCOQD-UHFFFAOYSA-N 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- WFYPICNXBKQZGB-UHFFFAOYSA-N butenyne Chemical group C=CC#C WFYPICNXBKQZGB-UHFFFAOYSA-N 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- YACLQRRMGMJLJV-UHFFFAOYSA-N chloroprene Chemical compound ClC(=C)C=C YACLQRRMGMJLJV-UHFFFAOYSA-N 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 239000012045 crude solution Substances 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 125000001997 phenyl group Chemical class [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 238000011176 pooling Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000001577 simple distillation Methods 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 239000003039 volatile agent Substances 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)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE509711A true BE509711A (de) |
Family
ID=149047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE509711D BE509711A (de) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE509711A (de) |
-
0
- BE BE509711D patent/BE509711A/fr unknown
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