PT1816117E - Processo para a preparação de nitrobenzeno - Google Patents

Processo para a preparação de nitrobenzeno Download PDF

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Publication number
PT1816117E
PT1816117E PT07001111T PT07001111T PT1816117E PT 1816117 E PT1816117 E PT 1816117E PT 07001111 T PT07001111 T PT 07001111T PT 07001111 T PT07001111 T PT 07001111T PT 1816117 E PT1816117 E PT 1816117E
Authority
PT
Portugal
Prior art keywords
nitrobenzene
water
raw
benzene
washing
Prior art date
Application number
PT07001111T
Other languages
English (en)
Inventor
Knauf Dr Thomas
Franz-Ulrich Gehlen
Joerg Schmiedler
Klaus Pilarczyk
Peter Drinda
Original Assignee
Bayer Materialscience 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 Bayer Materialscience Ag filed Critical Bayer Materialscience Ag
Publication of PT1816117E publication Critical patent/PT1816117E/pt

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06Preparation of nitro compounds
    • C07C201/16Separation; Purification; Stabilisation; Use of additives
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06Preparation of nitro compounds
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06Preparation of nitro compounds
    • C07C201/08Preparation of nitro compounds by substitution of hydrogen atoms by nitro groups
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/06Compounds containing nitro groups bound to a carbon skeleton having nitro groups bound to carbon atoms of six-membered aromatic rings
PT07001111T 2006-02-03 2007-01-19 Processo para a preparação de nitrobenzeno PT1816117E (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102006004943A DE102006004943A1 (de) 2006-02-03 2006-02-03 Verfahren zur Herstellung von Nitrobenzol

Publications (1)

Publication Number Publication Date
PT1816117E true PT1816117E (pt) 2008-12-29

Family

ID=38107246

Family Applications (1)

Application Number Title Priority Date Filing Date
PT07001111T PT1816117E (pt) 2006-02-03 2007-01-19 Processo para a preparação de nitrobenzeno

Country Status (10)

Country Link
US (1) US7326816B2 (pt)
EP (1) EP1816117B1 (pt)
JP (1) JP2007204474A (pt)
KR (1) KR101376855B1 (pt)
CN (1) CN101012169B (pt)
AT (1) ATE413376T1 (pt)
BR (1) BRPI0700174A (pt)
DE (2) DE102006004943A1 (pt)
PT (1) PT1816117E (pt)
TW (1) TW200744988A (pt)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090038701A1 (en) * 2006-01-17 2009-02-12 Baxter International Inc. Device, system and method for mixing
DE102007059513A1 (de) 2007-12-11 2009-06-18 Bayer Materialscience Ag Verfahren zur Herstellung von Nitrobenzol durch adiabate Nitrierung
DE102008048713A1 (de) 2008-09-24 2010-03-25 Bayer Materialscience Ag Verfahren zur kontinuierlichen Herstellung von Nitrobenzol
DE102009005324B4 (de) 2009-01-16 2014-04-03 Plinke Gmbh Verfahren zur adiabatischen Nitrierung von Benzol
WO2011021057A1 (en) 2009-08-18 2011-02-24 Noram International Limited Washing system for nitroaromatic compounds
CN102020567B (zh) * 2009-09-11 2013-11-06 上海安赐机械设备有限公司 一种粗硝基苯精制方法及其装置
DE102010006984A1 (de) * 2010-02-05 2011-08-11 Bayer MaterialScience AG, 51373 Verfahren zur kontinuierlichen Herstellung von Nitrobenzol
DE102010038519A1 (de) 2010-07-28 2012-02-02 Bayer Materialscience Ag Verfahren zur Herstellung von Nitrobenzol durch adiabate Nitrierung
JP2013537480A (ja) 2010-07-30 2013-10-03 バイエル・インテレクチュアル・プロパティ・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツング 触媒活性の再生方法
KR20130041145A (ko) * 2010-07-30 2013-04-24 바이엘 인텔렉쳐 프로퍼티 게엠베하 니트로벤젠의 연속 제조 방법
KR101587109B1 (ko) 2011-05-19 2016-01-20 요셉 마이쓰너 게엠베하 운트 콤파니 카게 질화 생성물의 정제 방법 및 장치
EP2742003B1 (de) * 2011-08-09 2015-07-08 Basf Se Verfahren zur aufreinigung von abwässern aus der aufarbeitung von rohen aromatischen nitroverbindungen
DE102011081898A1 (de) * 2011-08-31 2013-02-28 Bayer Materialscience Aktiengesellschaft Verfahren zur kontinuierlichen Herstellung von Nitrobenzol
WO2013160367A1 (de) 2012-04-25 2013-10-31 Basf Se Verfahren zur wäsche von dinitrotoluol
US9249083B2 (en) 2012-04-25 2016-02-02 Basf Se Process for scrubbing dinitrotoluene
JP6215326B2 (ja) 2012-07-27 2017-10-18 コベストロ、ドイチュラント、アクチエンゲゼルシャフトCovestro Deutschland Ag 断熱的ニトロ化によるニトロベンゼンの製造方法
KR102067307B1 (ko) 2012-07-27 2020-01-16 코베스트로 도이칠란드 아게 단열 니트로화에 의한 니트로벤젠의 제조방법
JP6215325B2 (ja) 2012-07-27 2017-10-18 コベストロ、ドイチュラント、アクチエンゲゼルシャフトCovestro Deutschland Ag 断熱的ニトロ化によるニトロベンゼンの製造方法
US9227909B2 (en) 2012-10-10 2016-01-05 Covestro Deutschland Ag Method for the continuous production of nitrobenzene
JP6356219B2 (ja) * 2013-04-18 2018-07-11 コベストロ、ドイチュラント、アクチエンゲゼルシャフトCovestro Deutschland Ag ニトロベンゼン製造からの廃水の後処理方法
US9771290B2 (en) 2013-04-18 2017-09-26 Covestro Deutschland Ag Process for working up waste water from nitrobenzene preparation
CN106414390B (zh) * 2014-05-13 2019-11-12 科思创德国股份有限公司 制备甲苯二胺的方法
EP3160932B1 (de) * 2014-06-24 2018-03-14 Covestro Deutschland AG Verfahren zur herstellung von nitrobenzol
DE102015106617B4 (de) 2014-07-07 2017-09-21 Josef Meissner Gmbh & Co. Kg Verfahren zur Aufreinigung von Rohdinitrotoluolen
DE102017110084B4 (de) 2017-02-03 2019-07-04 Josef Meissner Gmbh & Co. Kg Verfahren und Anlage zur adiabatischen Nitrierung von Aromaten
CN110573491B (zh) 2017-03-07 2022-11-11 科思创德国股份有限公司 制备硝基苯的方法
CN114669083B (zh) * 2022-03-12 2024-01-02 信丰华锐钨钼新材料有限公司 一种n1923弱碱性萃取分离钨和钼有机相的方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3350466A (en) * 1966-06-06 1967-10-31 Mobay Chemical Corp Emulsion separation of aromatic nitro compounds
DE2808225A1 (de) 1978-02-25 1979-08-30 Bayer Ag Verfahren zur elektrophoretischen brechung von emulsionen
US5313009A (en) 1990-01-04 1994-05-17 Nrm International Technologies C.V. Nitration process
US6288289B1 (en) * 2000-01-27 2001-09-11 Noram Engineering And Constructors Ltd. Integrated effluent treatment process for nitroaromatic manufacture

Also Published As

Publication number Publication date
CN101012169A (zh) 2007-08-08
BRPI0700174A (pt) 2007-11-06
US20070249873A1 (en) 2007-10-25
ATE413376T1 (de) 2008-11-15
DE102006004943A1 (de) 2007-08-09
US7326816B2 (en) 2008-02-05
EP1816117B1 (de) 2008-11-05
EP1816117A1 (de) 2007-08-08
DE502007000209D1 (de) 2008-12-18
KR20070079932A (ko) 2007-08-08
TW200744988A (en) 2007-12-16
KR101376855B1 (ko) 2014-03-20
CN101012169B (zh) 2012-01-11
JP2007204474A (ja) 2007-08-16

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