JP2018537512A5 - - Google Patents

Download PDF

Info

Publication number
JP2018537512A5
JP2018537512A5 JP2018531617A JP2018531617A JP2018537512A5 JP 2018537512 A5 JP2018537512 A5 JP 2018537512A5 JP 2018531617 A JP2018531617 A JP 2018531617A JP 2018531617 A JP2018531617 A JP 2018531617A JP 2018537512 A5 JP2018537512 A5 JP 2018537512A5
Authority
JP
Japan
Prior art keywords
acrylonitrile
acetonitrile
distillation column
stream
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.)
Granted
Application number
JP2018531617A
Other languages
English (en)
Japanese (ja)
Other versions
JP2018537512A (ja
JP6880029B2 (ja
Filing date
Publication date
Priority claimed from CN201510947424.3A external-priority patent/CN106892843A/zh
Application filed filed Critical
Publication of JP2018537512A publication Critical patent/JP2018537512A/ja
Publication of JP2018537512A5 publication Critical patent/JP2018537512A5/ja
Application granted granted Critical
Publication of JP6880029B2 publication Critical patent/JP6880029B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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 true JP2018537512A5 (enExample) 2020-01-09
JP6880029B2 JP6880029B2 (ja) 2021-06-02

Family

ID=57629682

Family Applications (2)

Application Number Title Priority Date Filing Date
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

Similar Documents

Publication Publication Date Title
JP2018537512A5 (enExample)
JP2008540615A5 (enExample)
JP2007526306A5 (enExample)
RU2018125697A (ru) Управление колонной выделения
MY179732A (en) Process for producing acetic acid
CN104797551B (zh) 用于生产高纯度乙二醇酯的方法
CN107001236A8 (zh) 一种1,5‑戊二胺的纯化方法及1,5‑戊二胺
JP2005531634A5 (enExample)
RU2017124156A (ru) Способ разделения гликолей
CN102659631B (zh) 一步合成乙基异氰酸酯的方法
CN105085139B (zh) 有机溶剂正庚烷的提纯方法
CN106278818A (zh) 一种异丙醇的纯化方法
PH12019550110A1 (en) Method for producing acetic acid
MX2017004287A (es) Proceso para la produccion de acido acetico.
MX2023004496A (es) Procesos para purificar acido acetico e hidratar un anhidrido.
WO2015028293A3 (de) Verfahren zur herstellung von acrylsäure
SA518391046B1 (ar) طريقة تنقية وطريقة إنتاج وجهاز تقطير من أجل أكريلونيتريل
CN104774132B (zh) 一种用萃取精馏分离环己烷和正丙醇混合物的方法
WO2013089584A3 (ru) Способ и устройство для получения криптоноксеноновой смеси
Gang et al. Cloning and SNP analysis of DREB2 gene in fourteen leymus species
JP2006131632A5 (enExample)
CN105271385B (zh) 一种除去粗四氯化钛中硅的方法
CN110885305A (zh) 一种nmp侧线采出方法
PH12018502698A1 (en) Process for producing acetic acid
MX2018016394A (es) Proceso para la obtencion de acido metacrilico de alta pureza a partir de una corriente de acido metacrilico bruto.