SA518391823B1 - عملية لفصل أكريلونيتريل عن خليط من الأكريلونيتريل والأسيتونتريل - Google Patents
عملية لفصل أكريلونيتريل عن خليط من الأكريلونيتريل والأسيتونتريلInfo
- Publication number
- SA518391823B1 SA518391823B1 SA518391823A SA518391823A SA518391823B1 SA 518391823 B1 SA518391823 B1 SA 518391823B1 SA 518391823 A SA518391823 A SA 518391823A SA 518391823 A SA518391823 A SA 518391823A SA 518391823 B1 SA518391823 B1 SA 518391823B1
- Authority
- SA
- Saudi Arabia
- Prior art keywords
- acrylonitrile
- acetonitrile
- mixture
- separating
- distillation column
- Prior art date
Links
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 title abstract 12
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 3
- 239000000203 mixture Substances 0.000 title abstract 3
- 238000004821 distillation Methods 0.000 abstract 3
- 239000003125 aqueous solvent Substances 0.000 abstract 2
- 239000012535 impurity Substances 0.000 abstract 2
- SZUDEHNEMMJTCQ-UHFFFAOYSA-N prop-2-enenitrile;hydrate Chemical compound O.C=CC#N SZUDEHNEMMJTCQ-UHFFFAOYSA-N 0.000 abstract 2
- 238000000895 extractive distillation Methods 0.000 abstract 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/141—Fractional distillation or use of a fractionation or rectification column where at least one distillation column contains at least one dividing wall
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
- B01D3/36—Azeotropic distillation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
- B01D3/40—Extractive distillation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/42—Regulation; Control
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
- C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
- C07C255/02—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms of an acyclic and saturated carbon skeleton
- C07C255/03—Mononitriles
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
- C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
- C07C255/06—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms of an acyclic and unsaturated carbon skeleton
- C07C255/07—Mononitriles
- C07C255/08—Acrylonitrile; Methacrylonitrile
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510947424.3A CN106892843A (zh) | 2015-12-17 | 2015-12-17 | 回收塔控制 |
| PCT/US2016/063538 WO2017105803A1 (en) | 2015-12-17 | 2016-11-23 | Recovery column control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SA518391823B1 true SA518391823B1 (ar) | 2022-07-27 |
Family
ID=57629682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SA518391823A SA518391823B1 (ar) | 2015-12-17 | 2018-06-16 | عملية لفصل أكريلونيتريل عن خليط من الأكريلونيتريل والأسيتونتريل |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP3390350B1 (enExample) |
| JP (2) | JP6880029B2 (enExample) |
| KR (1) | KR102747721B1 (enExample) |
| CN (1) | CN106892843A (enExample) |
| RU (1) | RU2724904C2 (enExample) |
| SA (1) | SA518391823B1 (enExample) |
| TW (1) | TWI730020B (enExample) |
| WO (1) | WO2017105803A1 (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022520036A (ja) * | 2019-02-07 | 2022-03-28 | ダウ グローバル テクノロジーズ エルエルシー | モノマー回収プロセス |
| WO2021219520A1 (de) * | 2020-04-27 | 2021-11-04 | Covestro Deutschland Ag | Verfahren zur reinigung von mit nitrobenzol belasteten wässrigen abwasserströmen |
| EP4208439A1 (en) * | 2020-09-04 | 2023-07-12 | Ascend Performance Materials Operations LLC | Acetonitrile separation process |
| JP7764131B2 (ja) | 2021-02-01 | 2025-11-05 | 日東電工株式会社 | ホットメルト型粘着剤組成物および粘着シート |
| CN117298641B (zh) * | 2023-11-08 | 2025-10-14 | 上海盛蓝汇科技有限责任公司 | 一种丙烯腈分离装置及分离工艺 |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB984725A (en) * | 1962-07-21 | 1965-03-03 | Electro Chimie Metal | Improvements in or relating to the purification of acrylonitrile |
| GB1051080A (enExample) | 1964-08-14 | |||
| FR1427860A (fr) * | 1964-12-24 | 1966-02-11 | Electrochimie Soc | Perfectionnements aux procédés d'obtention d'acrylonitrile et d'acétonitrile purs |
| US3399120A (en) | 1965-12-09 | 1968-08-27 | Monsanto Co | Purification of olefinically unsaturated nitriles by water extractive distillation |
| US3936360A (en) | 1971-04-07 | 1976-02-03 | The Standard Oil Company | Process for distillation and recovery of olefinic nitriles |
| US4234510A (en) | 1973-06-07 | 1980-11-18 | Standard Oil Company | Recovery of acrylonitrile or methacrylonitrile by condensation |
| US3885928A (en) | 1973-06-18 | 1975-05-27 | Standard Oil Co Ohio | Acrylonitrile and methacrylonitrile recovery and purification system |
| JPS55115858A (en) * | 1979-02-28 | 1980-09-06 | Asahi Chem Ind Co Ltd | Recovery and purification of unsaturated nitrile |
| JPS5810551A (ja) * | 1981-07-09 | 1983-01-21 | Asahi Chem Ind Co Ltd | 不飽和ニトリルの製造法 |
| CN1014888B (zh) * | 1988-03-10 | 1991-11-27 | 中国石油化工总公司 | 丙烯腈和乙腈回收的新方法 |
| US5183538A (en) * | 1990-12-24 | 1993-02-02 | Phillips Petroleum Company | Extraction plus ion exchange processing of a brine stream |
| US6072576A (en) | 1996-12-31 | 2000-06-06 | Exxon Chemical Patents Inc. | On-line control of a chemical process plant |
| ES2197578T3 (es) * | 1998-02-23 | 2004-01-01 | The Standard Oil Company | Purificacion y recuperacion mejoradas de acetonitrilo. |
| US20040104108A1 (en) | 2002-12-03 | 2004-06-03 | Mason Robert Michael | High capacity purification of thermally unstable compounds |
| US6984749B2 (en) | 2002-12-04 | 2006-01-10 | Bp Corporation North America Inc. | Method for inhibiting polymerization during the recovery and purification of unsaturated mononitriles |
| JP2004217656A (ja) * | 2003-01-14 | 2004-08-05 | Solutia Inc | アクリロニトリル精製プロセスにおける凝縮させた冷却オーバーヘッドの再循環 |
| US20090299087A1 (en) * | 2008-05-28 | 2009-12-03 | Solutia, Inc. | Process for manufacturing unsaturated mononitriles to improve on-stream time and reduce fouling |
| JP5476774B2 (ja) * | 2009-04-07 | 2014-04-23 | 三菱レイヨン株式会社 | （メタ）アクリロニトリルの回収方法 |
| JP5785728B2 (ja) * | 2011-02-15 | 2015-09-30 | 旭化成ケミカルズ株式会社 | 不飽和ニトリルの蒸留方法及び蒸留装置、並びに不飽和ニトリルの製造方法 |
| CN102796028B (zh) * | 2012-08-16 | 2015-08-12 | 中国石油化工集团公司 | 一种提高丙烯腈生产稳定性的控制装置和方法 |
| CN104027994B (zh) * | 2014-05-30 | 2017-10-20 | 英尼奥斯欧洲股份公司 | 粗乙腈与丙烯腈的分离 |
-
2015
- 2015-12-17 CN CN201510947424.3A patent/CN106892843A/zh active Pending
-
2016
- 2016-11-23 WO PCT/US2016/063538 patent/WO2017105803A1/en not_active Ceased
- 2016-11-23 EP EP16819384.5A patent/EP3390350B1/en active Active
- 2016-11-23 JP JP2018531617A patent/JP6880029B2/ja active Active
- 2016-11-23 KR KR1020187020384A patent/KR102747721B1/ko active Active
- 2016-11-23 RU RU2018125697A patent/RU2724904C2/ru active
- 2016-12-01 TW TW105139718A patent/TWI730020B/zh active
-
2018
- 2018-06-16 SA SA518391823A patent/SA518391823B1/ar unknown
-
2020
- 2020-10-19 JP JP2020175167A patent/JP7219252B2/ja active Active
Also Published As
| Publication number | Publication date |
|---|---|
| RU2018125697A3 (enExample) | 2020-02-07 |
| JP2018537512A (ja) | 2018-12-20 |
| RU2018125697A (ru) | 2020-01-17 |
| TW201731570A (zh) | 2017-09-16 |
| EP3390350B1 (en) | 2023-09-13 |
| TWI730020B (zh) | 2021-06-11 |
| JP7219252B2 (ja) | 2023-02-07 |
| KR102747721B1 (ko) | 2024-12-27 |
| EP3390350A1 (en) | 2018-10-24 |
| JP2021014456A (ja) | 2021-02-12 |
| RU2724904C2 (ru) | 2020-06-26 |
| KR20180095027A (ko) | 2018-08-24 |
| CN106892843A (zh) | 2017-06-27 |
| JP6880029B2 (ja) | 2021-06-02 |
| WO2017105803A1 (en) | 2017-06-22 |
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