PT2719682T - Método para preparação contínua de nitrobenzeno - Google Patents

Método para preparação contínua de nitrobenzeno

Info

Publication number
PT2719682T
PT2719682T PT131874737T PT13187473T PT2719682T PT 2719682 T PT2719682 T PT 2719682T PT 131874737 T PT131874737 T PT 131874737T PT 13187473 T PT13187473 T PT 13187473T PT 2719682 T PT2719682 T PT 2719682T
Authority
PT
Portugal
Prior art keywords
nitrobenzene
continuous production
continuous
production
Prior art date
Application number
PT131874737T
Other languages
English (en)
Inventor
Knauf Thomas
Münnig Jürgen
Schmiedler Jörg
Original Assignee
Covestro Deutschland 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 Covestro Deutschland Ag filed Critical Covestro Deutschland Ag
Publication of PT2719682T publication Critical patent/PT2719682T/pt

Links

Classifications

    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Treating Waste Gases (AREA)
PT131874737T 2012-10-10 2013-10-07 Método para preparação contínua de nitrobenzeno PT2719682T (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP12188027 2012-10-10

Publications (1)

Publication Number Publication Date
PT2719682T true PT2719682T (pt) 2018-03-29

Family

ID=47022539

Family Applications (1)

Application Number Title Priority Date Filing Date
PT131874737T PT2719682T (pt) 2012-10-10 2013-10-07 Método para preparação contínua de nitrobenzeno

Country Status (4)

Country Link
US (1) US9227909B2 (pt)
EP (1) EP2719682B1 (pt)
CN (1) CN103724205B (pt)
PT (1) PT2719682T (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9896407B2 (en) 2014-10-02 2018-02-20 Covestro Deutschland Ag Exhaust gas cleaning in a method for continuously producing dinitrotoluene
DE102017110084B4 (de) 2017-02-03 2019-07-04 Josef Meissner Gmbh & Co. Kg Verfahren und Anlage zur adiabatischen Nitrierung von Aromaten
WO2020212333A1 (de) 2019-04-17 2020-10-22 Covestro Deutschland Ag Verfahren zur kontinuierlichen herstellung von nitrobenzol
CN113924284A (zh) 2019-04-17 2022-01-11 科思创德国股份有限公司 用于制备硝基苯的方法及装置
CN113967454A (zh) * 2021-11-12 2022-01-25 沈阳化工研究院有限公司 一种高选择性连续合成混二硝基苯的装置及方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2256999A (en) 1939-03-08 1941-09-23 Du Pont Nitration of organic compounds
US2255999A (en) 1941-02-21 1941-09-16 Excell Mfg Company Bracelet locket
US2739174A (en) 1951-09-08 1956-03-20 Eastman Kodak Co Nitrating aromatic hydrocarbons with only nitric acid
US3780116A (en) 1972-06-15 1973-12-18 Zaverchand & Co Method for nitration of aromatic hydrocarbon compounds
DE2921487C2 (de) 1979-05-26 1984-11-08 Josef Meissner GmbH & Co, 5000 Köln Verfahren zur Entfernung von flüchtigen aromatischen Verbindungen
EP0078247B1 (en) 1981-10-21 1985-11-27 Monsanto Company Process and catalysts for vapor phase nitration of aromatic compounds
DE3409717C2 (de) 1984-03-16 1994-03-31 Bayer Ag Verfahren zur Herstellung von Nitrobenzol
US5313009A (en) 1990-01-04 1994-05-17 Nrm International Technologies C.V. Nitration process
DE69026590T2 (de) 1990-01-04 1996-10-31 Nrm Int Tech Nitrierungsverfahren
CH683919A5 (de) 1992-01-15 1994-06-15 Uetikon Chemie Ag Verfahren zur Herstellung von Nitrobenzol.
DE19539205A1 (de) 1995-10-22 1997-04-24 Meissner Gmbh & Co Kg Josef Verfahren zur Aromatennitrierung
US5963878A (en) 1998-07-30 1999-10-05 Noram Engineering & Constructors Ltd. Nitration process
US6506949B2 (en) 2000-03-02 2003-01-14 Dow Global Technologies, Inc. Process for ring nitrating aromatic compounds in a tubular reactor having static mixing elements separated by coalescing zones
DE102004017628A1 (de) 2004-04-10 2005-11-03 Bayer Materialscience Ag Verfahren zur Aufarbeitung von aromatische Nitroverbindungen enthaltenden Abwässern
DE102006004943A1 (de) 2006-02-03 2007-08-09 Bayer Materialscience Ag Verfahren zur Herstellung von Nitrobenzol
DE102008048713A1 (de) 2008-09-24 2010-03-25 Bayer Materialscience Ag Verfahren zur kontinuierlichen Herstellung von Nitrobenzol
EP2598474B1 (de) * 2010-07-30 2014-06-18 Bayer Intellectual Property GmbH Verfahren zur kontinuierlichen herstellung von nitrobenzol

Also Published As

Publication number Publication date
EP2719682A1 (de) 2014-04-16
EP2719682B1 (de) 2017-12-27
US20150336875A9 (en) 2015-11-26
US20150099906A1 (en) 2015-04-09
US9227909B2 (en) 2016-01-05
CN103724205B (zh) 2017-03-29
CN103724205A (zh) 2014-04-16

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