JP6736547B2 - ジニトロトルエンの連続的製造方法における排出ガス清浄 - Google Patents

ジニトロトルエンの連続的製造方法における排出ガス清浄 Download PDF

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Publication number
JP6736547B2
JP6736547B2 JP2017517755A JP2017517755A JP6736547B2 JP 6736547 B2 JP6736547 B2 JP 6736547B2 JP 2017517755 A JP2017517755 A JP 2017517755A JP 2017517755 A JP2017517755 A JP 2017517755A JP 6736547 B2 JP6736547 B2 JP 6736547B2
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JP
Japan
Prior art keywords
toluene
gas
offgas
condenser
dinitrotoluene
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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.)
Expired - Fee Related
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JP2017517755A
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English (en)
Japanese (ja)
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JP2017531641A (ja
JP2017531641A5 (enExample
Inventor
トーマス、クナーフ
ユルゲン、ミュニッヒ
ボルフガング、ロレンツ
ベルント、ペンネマン
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Covestro Deutschland AG
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Covestro Deutschland AG
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Publication of JP2017531641A publication Critical patent/JP2017531641A/ja
Publication of JP2017531641A5 publication Critical patent/JP2017531641A5/ja
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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06—Preparation of nitro compounds
    • C07C201/08—Preparation of nitro compounds by substitution of hydrogen atoms by nitro groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/002—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by condensation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06—Preparation of nitro compounds
    • C07C201/16—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/06—Compounds containing nitro groups bound to a carbon skeleton having nitro groups bound to carbon atoms of six-membered aromatic rings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
    • B01D2257/702—Hydrocarbons
    • B01D2257/7027—Aromatic hydrocarbons

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Treating Waste Gases (AREA)
JP2017517755A 2014-10-02 2015-09-29 ジニトロトルエンの連続的製造方法における排出ガス清浄 Expired - Fee Related JP6736547B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP14187532 2014-10-02
EP14187532.8 2014-10-02
PCT/EP2015/072397 WO2016050759A1 (de) 2014-10-02 2015-09-29 Abgasreinigung in einem verfahren zur kontinuierlichen herstellung von dinitrotoluol

Publications (3)

Publication Number Publication Date
JP2017531641A JP2017531641A (ja) 2017-10-26
JP2017531641A5 JP2017531641A5 (enExample) 2018-11-08
JP6736547B2 true JP6736547B2 (ja) 2020-08-05

Family

ID=51663034

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2017517755A Expired - Fee Related JP6736547B2 (ja) 2014-10-02 2015-09-29 ジニトロトルエンの連続的製造方法における排出ガス清浄

Country Status (7)

Country Link
US (1) US9896407B2 (enExample)
EP (1) EP3201169B1 (enExample)
JP (1) JP6736547B2 (enExample)
KR (1) KR20170063644A (enExample)
CN (1) CN107106961B (enExample)
HU (1) HUE050513T2 (enExample)
WO (1) WO2016050759A1 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107986249B (zh) * 2017-10-31 2020-08-04 湖北东方化工有限公司 硝基甲苯废酸脱硝后稀硝酸去除硝基甲苯的方法
CN109438246A (zh) * 2018-09-27 2019-03-08 青岛海湾精细化工有限公司 一种蒽醌的处理方法及处理系统
DE102018217955B4 (de) * 2018-10-19 2020-06-04 Plinke Gmbh Verfahren zur Aufarbeitung von Mischsäure und Abwasser aus der Nitrierung von Aromaten sowie Vorrichtung zur Durchführung des Verfahrens
CN110170185B (zh) * 2019-05-30 2023-07-25 湖北东方化工有限公司 一种废硫酸硝基化合物分离的装置及方法
CN111408248B (zh) * 2020-04-28 2022-06-21 山东济新环境工程有限公司 一种烷基烯酮二聚体生产中的废气处理工艺
CN111603869A (zh) * 2020-06-04 2020-09-01 湖北东方化工有限公司 一种多硝基甲苯粉尘收集新工艺
CN114425221A (zh) * 2022-01-13 2022-05-03 江苏淮河化工有限公司 一硝基甲苯生产过程中的VOCs处理方法
CN120548213A (zh) 2023-01-09 2025-08-26 巴斯夫欧洲公司 用于从气流中除去氮氧化物、一氧化二氮和一氧化碳的方法
WO2025125207A1 (en) 2023-12-11 2025-06-19 Basf Se Process for removing nitrogen monoxide, nitrogen dioxide and nitrous oxide from an exhaust gas stream

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4331819A (en) * 1980-04-24 1982-05-25 E. I. Du Pont De Nemours And Company Water removal in nitration of aromatic hydrocarbons
DE3409719A1 (de) 1984-03-16 1985-09-19 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von dinitrotoluol
US5313009A (en) 1990-01-04 1994-05-17 Nrm International Technologies C.V. Nitration process
US5275701A (en) 1993-03-15 1994-01-04 Air Products And Chemicals, Inc. Process for purification and concentration of sulfuric acid
DE19636191B4 (de) 1996-08-02 2008-04-03 Bayer Materialscience Ag Verfahren zur Reinigung und Aufkonzentrierung von gebrauchten Schwefelsäuren
US5963878A (en) 1998-07-30 1999-10-05 Noram Engineering & Constructors Ltd. Nitration process
DE10329304A1 (de) 2003-06-30 2005-02-03 Bayer Materialscience Ag Verfahren zur Aufarbeitung des bei der Herstellung von Dinitrotoluol anfallenden Abwassers
DE102006033722A1 (de) * 2006-07-21 2008-01-24 Bayer Materialscience Ag Verfahren zur Herstellung von Dinitrotoluol
JP2013514163A (ja) * 2009-12-16 2013-04-25 ビーエーエスエフ ソシエタス・ヨーロピア ニトロ化プラントの排水からのＮＯｘ含有オフガスを処理する方法
EP2877441B2 (de) * 2012-07-27 2021-06-16 Covestro Intellectual Property GmbH & Co. KG Verfahren zur herstellung von nitrobenzol durch adiabate nitrierung
US9227909B2 (en) 2012-10-10 2016-01-05 Covestro Deutschland Ag Method for the continuous production of nitrobenzene
CN102879375B (zh) * 2012-10-12 2015-01-07 陕西师范大学 硝基芳烃类爆炸物的识别检测方法

Also Published As

Publication number Publication date
JP2017531641A (ja) 2017-10-26
US9896407B2 (en) 2018-02-20
WO2016050759A1 (de) 2016-04-07
EP3201169B1 (de) 2020-06-03
CN107106961B (zh) 2020-08-07
EP3201169A1 (de) 2017-08-09
US20170291869A1 (en) 2017-10-12
HUE050513T2 (hu) 2020-12-28
KR20170063644A (ko) 2017-06-08
CN107106961A (zh) 2017-08-29

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