JP6880029B2 - 回収塔の制御 - Google Patents

回収塔の制御 Download PDF

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JP6880029B2
JP6880029B2 JP2018531617A JP2018531617A JP6880029B2 JP 6880029 B2 JP6880029 B2 JP 6880029B2 JP 2018531617 A JP2018531617 A JP 2018531617A JP 2018531617 A JP2018531617 A JP 2018531617A JP 6880029 B2 JP6880029 B2 JP 6880029B2
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acetonitrile
acrylonitrile
column
tower
flow
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Japanese (ja)
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JP2018537512A (ja
JP2018537512A5 (enExample
Inventor
マノジ シュリカント ショウチェ
マノジ シュリカント ショウチェ
ティモシー ロバート マクドネル
ティモシー ロバート マクドネル
ジェイ ロバート カウチ
ジェイ ロバート カウチ
Original Assignee
イネオス ユーロープ アクチェンゲゼルシャフト
イネオス ユーロープ アクチェンゲゼルシャフト
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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
    • 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)
JP2018531617A 2015-12-17 2016-11-23 回収塔の制御 Active JP6880029B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201510947424.3 2015-12-17
CN201510947424.3A CN106892843A (zh) 2015-12-17 2015-12-17 回收塔控制
PCT/US2016/063538 WO2017105803A1 (en) 2015-12-17 2016-11-23 Recovery column control

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2020175167A Division JP7219252B2 (ja) 2015-12-17 2020-10-19 回収塔の制御

Publications (3)

Publication Number Publication Date
JP2018537512A JP2018537512A (ja) 2018-12-20
JP2018537512A5 JP2018537512A5 (enExample) 2020-01-09
JP6880029B2 true JP6880029B2 (ja) 2021-06-02

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ID=57629682

Family Applications (2)

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JP2018531617A Active JP6880029B2 (ja) 2015-12-17 2016-11-23 回収塔の制御
JP2020175167A Active JP7219252B2 (ja) 2015-12-17 2020-10-19 回収塔の制御

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2020175167A Active JP7219252B2 (ja) 2015-12-17 2020-10-19 回収塔の制御

Country Status (8)

Country Link
EP (1) EP3390350B1 (enExample)
JP (2) JP6880029B2 (enExample)
KR (1) KR102747721B1 (enExample)
CN (1) CN106892843A (enExample)
RU (1) RU2724904C2 (enExample)
SA (1) SA518391823B1 (enExample)
TW (1) TWI730020B (enExample)
WO (1) WO2017105803A1 (enExample)

Families Citing this family (5)

* 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
WO2021219520A1 (de) * 2020-04-27 2021-11-04 Covestro Deutschland Ag Verfahren zur reinigung von mit nitrobenzol belasteten wässrigen abwasserströmen
EP4208439A1 (en) * 2020-09-04 2023-07-12 Ascend Performance Materials Operations LLC Acetonitrile separation process
JP7764131B2 (ja) 2021-02-01 2025-11-05 日東電工株式会社 ホットメルト型粘着剤組成物および粘着シート
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 (21)

* 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
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
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
JPS55115858A (en) * 1979-02-28 1980-09-06 Asahi Chem Ind Co Ltd Recovery and purification of unsaturated nitrile
JPS5810551A (ja) * 1981-07-09 1983-01-21 Asahi Chem Ind Co Ltd 不飽和ニトリルの製造法
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
US5183538A (en) * 1990-12-24 1993-02-02 Phillips Petroleum Company Extraction plus ion exchange processing of a brine stream
US6072576A (en) 1996-12-31 2000-06-06 Exxon Chemical Patents Inc. On-line control of a chemical process plant
ES2197578T3 (es) * 1998-02-23 2004-01-01 The Standard Oil Company Purificacion y recuperacion mejoradas de acetonitrilo.
US20040104108A1 (en) 2002-12-03 2004-06-03 Mason Robert Michael High capacity purification of thermally unstable compounds
US6984749B2 (en) 2002-12-04 2006-01-10 Bp Corporation North America Inc. Method for inhibiting polymerization during the recovery and purification of unsaturated mononitriles
JP2004217656A (ja) * 2003-01-14 2004-08-05 Solutia Inc アクリロニトリル精製プロセスにおける凝縮させた冷却オーバーヘッドの再循環
US20090299087A1 (en) * 2008-05-28 2009-12-03 Solutia, Inc. Process for manufacturing unsaturated mononitriles to improve on-stream time and reduce fouling
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
JP5785728B2 (ja) * 2011-02-15 2015-09-30 旭化成ケミカルズ株式会社 不飽和ニトリルの蒸留方法及び蒸留装置、並びに不飽和ニトリルの製造方法
CN102796028B (zh) * 2012-08-16 2015-08-12 中国石油化工集团公司 一种提高丙烯腈生产稳定性的控制装置和方法
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
RU2018125697A3 (enExample) 2020-02-07
SA518391823B1 (ar) 2022-07-27
JP2018537512A (ja) 2018-12-20
RU2018125697A (ru) 2020-01-17
TW201731570A (zh) 2017-09-16
EP3390350B1 (en) 2023-09-13
TWI730020B (zh) 2021-06-11
JP7219252B2 (ja) 2023-02-07
KR102747721B1 (ko) 2024-12-27
EP3390350A1 (en) 2018-10-24
JP2021014456A (ja) 2021-02-12
RU2724904C2 (ru) 2020-06-26
KR20180095027A (ko) 2018-08-24
CN106892843A (zh) 2017-06-27
WO2017105803A1 (en) 2017-06-22

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