RU2018125971A3 - - Google Patents
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- Publication number
- RU2018125971A3 RU2018125971A3 RU2018125971A RU2018125971A RU2018125971A3 RU 2018125971 A3 RU2018125971 A3 RU 2018125971A3 RU 2018125971 A RU2018125971 A RU 2018125971A RU 2018125971 A RU2018125971 A RU 2018125971A RU 2018125971 A3 RU2018125971 A3 RU 2018125971A3
- Authority
- RU
- Russia
Links
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
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- 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
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B63/00—Purification; Separation; Stabilisation; Use of additives
-
- 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)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510947392.7 | 2015-12-17 | ||
| CN201510947392.7A CN106892842A (zh) | 2015-12-17 | 2015-12-17 | 回收塔 |
| PCT/US2016/064069 WO2017105831A1 (en) | 2015-12-17 | 2016-11-30 | Recovery column for the purification of acrylonitrile/acetonitrile mixtures |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| RU2018125971A RU2018125971A (ru) | 2020-01-20 |
| RU2018125971A3 true RU2018125971A3 (enExample) | 2020-02-14 |
| RU2721133C2 RU2721133C2 (ru) | 2020-05-18 |
Family
ID=57629684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2018125971A RU2721133C2 (ru) | 2015-12-17 | 2016-11-30 | Колонна выделения |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP3389812B1 (enExample) |
| JP (1) | JP6850295B2 (enExample) |
| KR (1) | KR102746632B1 (enExample) |
| CN (2) | CN119100948A (enExample) |
| RU (1) | RU2721133C2 (enExample) |
| SA (1) | SA518391825B1 (enExample) |
| TW (1) | TWI708629B (enExample) |
| WO (1) | WO2017105831A1 (enExample) |
Families Citing this family (2)
| 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 |
| 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 (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE619111A (enExample) * | 1961-05-27 | |||
| 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 |
| DE1920083A1 (de) * | 1969-04-21 | 1970-01-29 | Lentia Gmbh | Verfahren zur kontinuierlichen Trennung von Acrylnitril und Acetonitril |
| 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 |
| US4404064A (en) * | 1982-12-30 | 1983-09-13 | Monsanto Company | Water extractive distillation of olefinically unsaturated nitriles |
| 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 |
| US5629444A (en) * | 1996-06-06 | 1997-05-13 | The Standard Oil Company | Acrylonitrile recovery process |
| US5869730A (en) * | 1998-05-13 | 1999-02-09 | The Standard Oil Company | Oxidant reduction by manipulation and/or treatment of aqueous acrylonitrile process streams |
| 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 |
| 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 CN202411241178.5A patent/CN119100948A/zh active Pending
- 2015-12-17 CN CN201510947392.7A patent/CN106892842A/zh active Pending
-
2016
- 2016-11-30 WO PCT/US2016/064069 patent/WO2017105831A1/en not_active Ceased
- 2016-11-30 EP EP16819386.0A patent/EP3389812B1/en active Active
- 2016-11-30 JP JP2018531187A patent/JP6850295B2/ja active Active
- 2016-11-30 KR KR1020187020382A patent/KR102746632B1/ko active Active
- 2016-11-30 RU RU2018125971A patent/RU2721133C2/ru active
- 2016-12-01 TW TW105139716A patent/TWI708629B/zh active
-
2018
- 2018-06-16 SA SA518391825A patent/SA518391825B1/ar unknown
Also Published As
| Publication number | Publication date |
|---|---|
| KR102746632B1 (ko) | 2024-12-24 |
| SA518391825B1 (ar) | 2022-06-16 |
| EP3389812A1 (en) | 2018-10-24 |
| EP3389812B1 (en) | 2025-11-05 |
| JP6850295B2 (ja) | 2021-03-31 |
| KR20180095025A (ko) | 2018-08-24 |
| TW201731569A (zh) | 2017-09-16 |
| RU2721133C2 (ru) | 2020-05-18 |
| RU2018125971A (ru) | 2020-01-20 |
| JP2019505494A (ja) | 2019-02-28 |
| CN106892842A (zh) | 2017-06-27 |
| TWI708629B (zh) | 2020-11-01 |
| WO2017105831A1 (en) | 2017-06-22 |
| CN119100948A (zh) | 2024-12-10 |