RU2721133C2 - Колонна выделения - Google Patents

Колонна выделения Download PDF

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Publication number
RU2721133C2
RU2721133C2 RU2018125971A RU2018125971A RU2721133C2 RU 2721133 C2 RU2721133 C2 RU 2721133C2 RU 2018125971 A RU2018125971 A RU 2018125971A RU 2018125971 A RU2018125971 A RU 2018125971A RU 2721133 C2 RU2721133 C2 RU 2721133C2
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RU
Russia
Prior art keywords
column
acetonitrile
acrylonitrile
section
stream
Prior art date
Application number
RU2018125971A
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English (en)
Russian (ru)
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RU2018125971A (ru
RU2018125971A3 (cg-RX-API-DMAC10.html
Inventor
Тимоти Роберт Макдонел
Джей Роберт Коуч
Пол Тригг Вачтендорф
Original Assignee
ИНЕОС Юроп АГ
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ИНЕОС Юроп АГ filed Critical ИНЕОС Юроп АГ
Publication of RU2018125971A publication Critical patent/RU2018125971A/ru
Publication of RU2018125971A3 publication Critical patent/RU2018125971A3/ru
Application granted granted Critical
Publication of RU2721133C2 publication Critical patent/RU2721133C2/ru

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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)
RU2018125971A 2015-12-17 2016-11-30 Колонна выделения RU2721133C2 (ru)

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 RU2018125971A3 (cg-RX-API-DMAC10.html) 2020-02-14
RU2721133C2 true 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 (cg-RX-API-DMAC10.html)
JP (1) JP6850295B2 (cg-RX-API-DMAC10.html)
KR (1) KR102746632B1 (cg-RX-API-DMAC10.html)
CN (2) CN106892842A (cg-RX-API-DMAC10.html)
RU (1) RU2721133C2 (cg-RX-API-DMAC10.html)
SA (1) SA518391825B1 (cg-RX-API-DMAC10.html)
TW (1) TWI708629B (cg-RX-API-DMAC10.html)
WO (1) WO2017105831A1 (cg-RX-API-DMAC10.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3921351B1 (en) * 2019-02-07 2026-01-07 Dow Global Technologies LLC Monomer recovery process
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 (7)

* Cited by examiner, † Cited by third party
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
US3264197A (en) * 1961-05-27 1966-08-02 Chemie Linz Ag Process for the continuous recovery of acrylonitrile and acetonitrile by plural distillation and the addition of water
GB1058379A (en) * 1964-12-24 1967-02-08 Electro Chimie Metal Improvements in or relating to the purification of acrylonitrile and acetonitrile
DE1920083A1 (de) * 1969-04-21 1970-01-29 Lentia Gmbh Verfahren zur kontinuierlichen Trennung von Acrylnitril und Acetonitril
RU2178410C2 (ru) * 1996-06-06 2002-01-20 Дзе Стандарт Ойл Компани Способ выделения акрилонитрила или метакрилонитрила
RU2242459C2 (ru) * 1998-05-13 2004-12-20 Дзе Стандарт Ойл Компани Способ получения ненасыщенного мононитрила
WO2015183866A1 (en) * 2014-05-30 2015-12-03 Ineos Europe Ag Separation of crude acetonitrile from acrylonitrile

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1051080A (cg-RX-API-DMAC10.html) 1964-08-14
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
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
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

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3264197A (en) * 1961-05-27 1966-08-02 Chemie Linz Ag Process for the continuous recovery of acrylonitrile and acetonitrile by plural distillation and the addition of water
GB984725A (en) * 1962-07-21 1965-03-03 Electro Chimie Metal Improvements in or relating to the purification of acrylonitrile
GB1058379A (en) * 1964-12-24 1967-02-08 Electro Chimie Metal Improvements in or relating to the purification of acrylonitrile and acetonitrile
DE1920083A1 (de) * 1969-04-21 1970-01-29 Lentia Gmbh Verfahren zur kontinuierlichen Trennung von Acrylnitril und Acetonitril
RU2178410C2 (ru) * 1996-06-06 2002-01-20 Дзе Стандарт Ойл Компани Способ выделения акрилонитрила или метакрилонитрила
RU2242459C2 (ru) * 1998-05-13 2004-12-20 Дзе Стандарт Ойл Компани Способ получения ненасыщенного мононитрила
WO2015183866A1 (en) * 2014-05-30 2015-12-03 Ineos Europe Ag Separation of crude acetonitrile from acrylonitrile

Also Published As

Publication number Publication date
EP3389812A1 (en) 2018-10-24
RU2018125971A (ru) 2020-01-20
KR102746632B1 (ko) 2024-12-24
JP2019505494A (ja) 2019-02-28
TWI708629B (zh) 2020-11-01
EP3389812B1 (en) 2025-11-05
CN106892842A (zh) 2017-06-27
TW201731569A (zh) 2017-09-16
KR20180095025A (ko) 2018-08-24
RU2018125971A3 (cg-RX-API-DMAC10.html) 2020-02-14
SA518391825B1 (ar) 2022-06-16
WO2017105831A1 (en) 2017-06-22
JP6850295B2 (ja) 2021-03-31
CN119100948A (zh) 2024-12-10

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