CN119100948A - 回收塔 - Google Patents

回收塔 Download PDF

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Publication number
CN119100948A
CN119100948A CN202411241178.5A CN202411241178A CN119100948A CN 119100948 A CN119100948 A CN 119100948A CN 202411241178 A CN202411241178 A CN 202411241178A CN 119100948 A CN119100948 A CN 119100948A
Authority
CN
China
Prior art keywords
acetonitrile
recovery column
acrylonitrile
section
column
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.)
Pending
Application number
CN202411241178.5A
Other languages
English (en)
Chinese (zh)
Inventor
T·R·麦克唐奈
J·R·库奇
P·T·瓦赫滕多夫
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ineos Europe AG
Original Assignee
Ineos Europe AG
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 Ineos Europe AG filed Critical Ineos Europe AG
Priority to CN202411241178.5A priority Critical patent/CN119100948A/zh
Publication of CN119100948A publication Critical patent/CN119100948A/zh
Pending legal-status Critical Current

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
    • 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)
CN202411241178.5A 2015-12-17 2015-12-17 回收塔 Pending CN119100948A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202411241178.5A CN119100948A (zh) 2015-12-17 2015-12-17 回收塔

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201510947392.7A CN106892842A (zh) 2015-12-17 2015-12-17 回收塔
CN202411241178.5A CN119100948A (zh) 2015-12-17 2015-12-17 回收塔

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201510947392.7A Division CN106892842A (zh) 2015-12-17 2015-12-17 回收塔

Publications (1)

Publication Number Publication Date
CN119100948A true CN119100948A (zh) 2024-12-10

Family

ID=57629684

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201510947392.7A Pending CN106892842A (zh) 2015-12-17 2015-12-17 回收塔
CN202411241178.5A Pending CN119100948A (zh) 2015-12-17 2015-12-17 回收塔

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN201510947392.7A Pending CN106892842A (zh) 2015-12-17 2015-12-17 回收塔

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
CN113454135B (zh) * 2019-02-07 2023-12-15 陶氏环球技术有限责任公司 单体回收过程
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
IT668315A (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

Also Published As

Publication number Publication date
EP3389812A1 (en) 2018-10-24
TWI708629B (zh) 2020-11-01
EP3389812B1 (en) 2025-11-05
RU2018125971A (ru) 2020-01-20
TW201731569A (zh) 2017-09-16
KR102746632B1 (ko) 2024-12-24
JP2019505494A (ja) 2019-02-28
RU2721133C2 (ru) 2020-05-18
JP6850295B2 (ja) 2021-03-31
RU2018125971A3 (enExample) 2020-02-14
WO2017105831A1 (en) 2017-06-22
SA518391825B1 (ar) 2022-06-16
CN106892842A (zh) 2017-06-27
KR20180095025A (ko) 2018-08-24

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