PL1670745T3 - Sposób wytwarzania dinitrotoluenu, w którym jako materiał wyjściowy wykorzystuje się ekstrakty zawierające nitrokrezole - Google Patents

Sposób wytwarzania dinitrotoluenu, w którym jako materiał wyjściowy wykorzystuje się ekstrakty zawierające nitrokrezole

Info

Publication number
PL1670745T3
PL1670745T3 PL04765388T PL04765388T PL1670745T3 PL 1670745 T3 PL1670745 T3 PL 1670745T3 PL 04765388 T PL04765388 T PL 04765388T PL 04765388 T PL04765388 T PL 04765388T PL 1670745 T3 PL1670745 T3 PL 1670745T3
Authority
PL
Poland
Prior art keywords
nitrocresols
dinitrotoluene
educt
production
extracts containing
Prior art date
Application number
PL04765388T
Other languages
English (en)
Inventor
Johannes Büttner
Holger Allardt
Reinhard Tonder
Reiner Reetz
Michael Reichelt
Original Assignee
Basf Se
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 Basf Se filed Critical Basf Se
Publication of PL1670745T3 publication Critical patent/PL1670745T3/pl

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/26—Treatment of water, waste water, or sewage by extraction
    • 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
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/30—Organic compounds
    • C02F2101/38—Organic compounds containing nitrogen
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
    • C02F2103/36—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Physical Water Treatments (AREA)
  • Extraction Or Liquid Replacement (AREA)
PL04765388T 2003-09-29 2004-09-18 Sposób wytwarzania dinitrotoluenu, w którym jako materiał wyjściowy wykorzystuje się ekstrakty zawierające nitrokrezole PL1670745T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10345601A DE10345601A1 (de) 2003-09-29 2003-09-29 Verfahren zur Entfernung von Nitrokresolen aus Abwasser der Mononitrotoluolherstellung und zur weiteren Verwendung des Extraktes
PCT/EP2004/010497 WO2005037766A1 (de) 2003-09-29 2004-09-18 Verfahren zur entfernung von nitrokresolen aus abwasser der mononitrotoluolherstellung und zur weiteren verwendung des extraktes
EP04765388A EP1670745B1 (de) 2003-09-29 2004-09-18 Verfahren zur Herstellung von Dinitrotoluol wobei nitrokresolhaltige Extrakte als Einsatzstoff mitverwendet werden.

Publications (1)

Publication Number Publication Date
PL1670745T3 true PL1670745T3 (pl) 2012-08-31

Family

ID=34428161

Family Applications (1)

Application Number Title Priority Date Filing Date
PL04765388T PL1670745T3 (pl) 2003-09-29 2004-09-18 Sposób wytwarzania dinitrotoluenu, w którym jako materiał wyjściowy wykorzystuje się ekstrakty zawierające nitrokrezole

Country Status (8)

Country Link
US (1) US7449610B2 (pl)
EP (1) EP1670745B1 (pl)
JP (1) JP4571945B2 (pl)
CN (1) CN100361958C (pl)
AT (1) ATE549310T1 (pl)
DE (1) DE10345601A1 (pl)
PL (1) PL1670745T3 (pl)
WO (1) WO2005037766A1 (pl)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2401250A1 (de) * 2009-02-26 2012-01-04 Basf Se Verfahren zur herstellung von nitrierten aromaten und deren mischungen
CN102781843B (zh) 2009-12-16 2014-06-18 巴斯夫欧洲公司 来自硝化装置废水料流的含NOx的废气的循环方法
KR20120102120A (ko) * 2009-12-16 2012-09-17 바스프 에스이 Ｄｎｔ 폐수의 산성 톨루엔 추출
US8637712B2 (en) * 2011-01-31 2014-01-28 Basf Se Prevention of precipitation from nitrated aromatic crude products
PT2986563T (pt) * 2013-04-18 2017-04-06 Covestro Deutschland Ag Processo para tratamento de efluentes da produção de nitrobenzeno
CN110872166A (zh) * 2018-09-04 2020-03-10 山西卓联锐科科技有限公司 强力霉素脱水废水中对甲苯磺酸的回收方法
CN112707537A (zh) * 2020-12-07 2021-04-27 江苏淮河化工有限公司 一种静态混合反应器在一硝基甲苯废水预处理中的应用

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4257986A (en) * 1979-02-02 1981-03-24 Air Products And Chemicals, Inc. Process for refining aqueous acid mixtures utilized in nitration of aromatics
US4361712A (en) * 1980-05-19 1982-11-30 Air Products And Chemicals, Inc. Cyanide reduction in nitroaromatic process
JPS5759837A (en) * 1980-09-24 1982-04-10 American Cyanamid Co Recovery of nitrated aromatic compounds from nitration rinsing water
US4367347A (en) * 1981-06-01 1983-01-04 Air Products And Chemicals, Inc. High purity 2,4-dinitrotoluene from toluene nitration process
US4597875A (en) 1985-05-07 1986-07-01 Air Products And Chemicals, Inc. Precipitative removal of nitrocresols from dinitrotoluene waste streams
US4604214A (en) 1985-08-16 1986-08-05 Air Products And Chemicals, Inc. Removal of nitrocresols from dinitrotoluene waste streams using fentons reagent
US4925565A (en) * 1988-09-12 1990-05-15 First Chemical Corporation Process for extracting and disposing of nitrophenolic by-products
US4986917A (en) * 1989-07-10 1991-01-22 First Chemical Corporation Selective recovery of a nitrophenolic by-product from nitration waste water by extraction
TW236610B (en) * 1992-11-13 1994-12-21 Bayer Ag Preparation of dinitrotoluene
DE4428462A1 (de) * 1994-08-11 1996-02-15 Bayer Ag Verfahren zur Herstellung von Dinitrotoluol
US5948944A (en) * 1998-11-18 1999-09-07 Arco Chemical Technology, L.P. Two-stage dinitrotoluene production process
DE10055359C1 (de) 2000-11-08 2002-03-28 Bayer Ag Kontinuierliches isothermes Verfahren zur Herstellung von Mononitrotoluolen
US6506948B1 (en) * 2002-02-07 2003-01-14 Air Products And Chemicals, Inc. Toluene extraction of dinitrotoluene wash water
DE10329304A1 (de) * 2003-06-30 2005-02-03 Bayer Materialscience Ag Verfahren zur Aufarbeitung des bei der Herstellung von Dinitrotoluol anfallenden Abwassers
DE10329303A1 (de) * 2003-06-30 2005-02-03 Bayer Materialscience Ag Verfahren zur Aufarbeitung des bei der Herstellung von Dinitrotoluol anfallenden Abwassers

Also Published As

Publication number Publication date
CN100361958C (zh) 2008-01-16
DE10345601A1 (de) 2005-05-12
EP1670745A1 (de) 2006-06-21
US20070043244A1 (en) 2007-02-22
CN1860095A (zh) 2006-11-08
US7449610B2 (en) 2008-11-11
EP1670745B1 (de) 2012-03-14
JP4571945B2 (ja) 2010-10-27
ATE549310T1 (de) 2012-03-15
WO2005037766A1 (de) 2005-04-28
JP2007506799A (ja) 2007-03-22

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