JP2019505494A5 - - Google Patents

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Publication number
JP2019505494A5
JP2019505494A5 JP2018531187A JP2018531187A JP2019505494A5 JP 2019505494 A5 JP2019505494 A5 JP 2019505494A5 JP 2018531187 A JP2018531187 A JP 2018531187A JP 2018531187 A JP2018531187 A JP 2018531187A JP 2019505494 A5 JP2019505494 A5 JP 2019505494A5
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JP
Japan
Prior art keywords
column
acetonitrile
acrylonitrile
recovery column
tray
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.)
Granted
Application number
JP2018531187A
Other languages
English (en)
Japanese (ja)
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JP6850295B2 (ja
JP2019505494A (ja
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Publication date
Priority claimed from CN201510947392.7A external-priority patent/CN106892842A/zh
Application filed filed Critical
Publication of JP2019505494A publication Critical patent/JP2019505494A/ja
Publication of JP2019505494A5 publication Critical patent/JP2019505494A5/ja
Application granted granted Critical
Publication of JP6850295B2 publication Critical patent/JP6850295B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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JP2018531187A 2015-12-17 2016-11-30 アクリロニトリル／アセトニトリル混合物の精製のための回収カラム Active JP6850295B2 (ja)

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
JP2019505494A JP2019505494A (ja) 2019-02-28
JP2019505494A5 true JP2019505494A5 (enExample) 2020-01-16
JP6850295B2 JP6850295B2 (ja) 2021-03-31

Family

ID=57629684

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018531187A Active JP6850295B2 (ja) 2015-12-17 2016-11-30 アクリロニトリル／アセトニトリル混合物の精製のための回収カラム

Country Status (8)

Country Link
EP (1) EP3389812B1 (enExample)
JP (1) JP6850295B2 (enExample)
KR (1) KR102746632B1 (enExample)
CN (2) CN106892842A (enExample)
RU (1) RU2721133C2 (enExample)
SA (1) SA518391825B1 (enExample)
TW (1) TWI708629B (enExample)
WO (1) WO2017105831A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA669119A (en) * 1961-05-27 1963-08-20 Schonbeck Rupert Process for the continuous recovery of acrylonitrile and acetonitrile
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

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