KR102746632B1 - 아크릴로니트릴/아세토니트릴 혼합물들의 정제를 위한 회수 탑 - Google Patents

아크릴로니트릴/아세토니트릴 혼합물들의 정제를 위한 회수 탑 Download PDF

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KR102746632B1
KR102746632B1 KR1020187020382A KR20187020382A KR102746632B1 KR 102746632 B1 KR102746632 B1 KR 102746632B1 KR 1020187020382 A KR1020187020382 A KR 1020187020382A KR 20187020382 A KR20187020382 A KR 20187020382A KR 102746632 B1 KR102746632 B1 KR 102746632B1
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acrylonitrile
acetonitrile
recovery tower
mixture
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KR20180095025A (ko
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티모시 로버트 맥도넬
제이 로버트 카우치
폴 트릭 워치텐도프
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이네오스 유럽 아게
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    • 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
    • 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

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  • 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)
KR1020187020382A 2015-12-17 2016-11-30 아크릴로니트릴/아세토니트릴 혼합물들의 정제를 위한 회수 탑 Active KR102746632B1 (ko)

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 (2)

Publication Number Publication Date
KR20180095025A KR20180095025A (ko) 2018-08-24
KR102746632B1 true KR102746632B1 (ko) 2024-12-24

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KR1020187020382A Active KR102746632B1 (ko) 2015-12-17 2016-11-30 아크릴로니트릴/아세토니트릴 혼합물들의 정제를 위한 회수 탑

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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

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010241742A (ja) * 2009-04-07 2010-10-28 Daiyanitorikkusu Kk （メタ）アクリロニトリルの回収方法

Family Cites Families (14)

* 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
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

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010241742A (ja) * 2009-04-07 2010-10-28 Daiyanitorikkusu Kk （メタ）アクリロニトリルの回収方法

Also Published As

Publication number Publication date
SA518391825B1 (ar) 2022-06-16
CN119100948A (zh) 2024-12-10
EP3389812B1 (en) 2025-11-05
WO2017105831A1 (en) 2017-06-22
EP3389812A1 (en) 2018-10-24
RU2018125971A (ru) 2020-01-20
KR20180095025A (ko) 2018-08-24
JP6850295B2 (ja) 2021-03-31
RU2018125971A3 (enExample) 2020-02-14
JP2019505494A (ja) 2019-02-28
CN106892842A (zh) 2017-06-27
RU2721133C2 (ru) 2020-05-18
TWI708629B (zh) 2020-11-01
TW201731569A (zh) 2017-09-16

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