BR0200464A - Processo adiabático contìnuo para a preparação de nitroclorobenzeno - Google Patents

Processo adiabático contìnuo para a preparação de nitroclorobenzeno

Info

Publication number
BR0200464A
BR0200464A BR0200464-0A BR0200464A BR0200464A BR 0200464 A BR0200464 A BR 0200464A BR 0200464 A BR0200464 A BR 0200464A BR 0200464 A BR0200464 A BR 0200464A
Authority
BR
Brazil
Prior art keywords
preparation
nitrochlorobenzene
adiabatic process
continuous adiabatic
continuous
Prior art date
Application number
BR0200464-0A
Other languages
English (en)
Inventor
Ralph Demuth
Bernd-Michael Koenig
Thomas Linn
Hans-Joachim Raatz
Hans-Martin Weber
Eberhard Zirngiebl
Ricarda Leiberich
Original Assignee
Bayer 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 Ag filed Critical Bayer Ag
Publication of BR0200464A publication Critical patent/BR0200464A/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

Abstract

"PROCESSO ADIABáTICO CONTìNUO PARA A PREPARAçãO DE NITROCLOROBENZENO". A presente invenção refere-se a um processo adiabático para a preparação de nitrociorobenzeno, em que o ácido sulfúrico residual obtido na execução do processo é concentrado e reconduzido na reação de nitração.
BR0200464-0A 2001-02-23 2002-02-21 Processo adiabático contìnuo para a preparação de nitroclorobenzeno BR0200464A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10108979A DE10108979C1 (de) 2001-02-23 2001-02-23 Kontinuierliches adiabatisches Verfahren zur Herstellung von Nitrochlorbenzol

Publications (1)

Publication Number Publication Date
BR0200464A true BR0200464A (pt) 2002-10-29

Family

ID=7675382

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0200464-0A BR0200464A (pt) 2001-02-23 2002-02-21 Processo adiabático contìnuo para a preparação de nitroclorobenzeno

Country Status (13)

Country Link
US (1) US6586645B2 (pt)
EP (1) EP1234814B1 (pt)
JP (1) JP4257891B2 (pt)
KR (1) KR100777517B1 (pt)
CN (1) CN1219746C (pt)
AT (1) ATE265416T1 (pt)
BR (1) BR0200464A (pt)
CA (1) CA2372767A1 (pt)
CZ (1) CZ299615B6 (pt)
DE (2) DE10108979C1 (pt)
HK (1) HK1049828B (pt)
PL (1) PL205525B1 (pt)
RU (1) RU2301221C2 (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10205855A1 (de) 2002-02-13 2003-08-21 Bayer Ag Kontinuierliches adiabatisches Verfahren zur Nitrierung von Chlorbenzol
CN100368377C (zh) * 2006-06-19 2008-02-13 常州市佳森化工有限公司 用氯苯生产邻硝基苯甲醚、对硝基苯甲醚和间硝基氯苯的工艺
DE102008048713A1 (de) * 2008-09-24 2010-03-25 Bayer Materialscience Ag Verfahren zur kontinuierlichen Herstellung von Nitrobenzol
CN101602561B (zh) * 2009-07-07 2011-08-17 扬州大学 氯苯绝热硝化物料分离过程中废水的综合利用和处理工艺
CN101607910B (zh) * 2009-07-07 2012-10-17 扬州大学 氯苯绝热硝化过程中产生的氮氧化物的脱除工艺
CN102070457B (zh) * 2011-02-15 2013-07-17 连云港地浦化工有限公司 一种连续制备二硝基氯苯的方法
WO2012110839A1 (en) 2011-02-17 2012-08-23 Noram International Limited Removal of non-aromatic impurities from a nitration process
CN102093223A (zh) * 2011-03-03 2011-06-15 安徽省怀远县虹桥化工有限公司 一种改进后2,4-二硝基氯苯的生产工艺
KR101906168B1 (ko) * 2012-09-06 2018-10-10 코오롱인더스트리 주식회사 파라페닐렌디아민의 제조방법
CN104478731B (zh) * 2014-12-31 2016-04-13 浙江永太科技股份有限公司 一种利用微通道反应器合成2,4-二氯-3-氟硝基苯的方法
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
CN113045427A (zh) * 2021-03-19 2021-06-29 宁夏华御化工有限公司 能够降低废水中硝酸盐含量的硝基氯苯制备方法及系统

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19808748A1 (de) * 1997-11-03 1999-05-06 Bayer Ag Verfahren zur Herstellung aromatischer Nitroverbindungen
US4021498A (en) * 1975-12-09 1977-05-03 American Cyanamid Company Adiabatic process for nitration of nitratable aromatic compounds
US4453027A (en) * 1982-12-10 1984-06-05 Monsanto Company Adiabatic process for the nitration of halobenzenes
DE3409717C2 (de) * 1984-03-16 1994-03-31 Bayer Ag Verfahren zur Herstellung von Nitrobenzol
DE4411064A1 (de) * 1994-03-30 1995-10-05 Bayer Ag Verfahren zur adiabatischen Herstellung von Mononitrohalogenbenzolen
US5763687A (en) 1995-12-15 1998-06-09 Mitsui Chemicals, Inc. Preparation process for aromatic mononitro compounds
HUP0100200A3 (en) * 1997-11-03 2002-03-28 Bayer Ag Method for producing aromatic nitro compounds

Also Published As

Publication number Publication date
CN1371902A (zh) 2002-10-02
EP1234814A1 (de) 2002-08-28
CZ2002648A3 (cs) 2002-10-16
CN1219746C (zh) 2005-09-21
JP2002255904A (ja) 2002-09-11
PL205525B1 (pl) 2010-04-30
ATE265416T1 (de) 2004-05-15
EP1234814B1 (de) 2004-04-28
DE50200376D1 (de) 2004-06-03
HK1049828B (zh) 2006-05-12
US6586645B2 (en) 2003-07-01
HK1049828A1 (en) 2003-05-30
KR20020069122A (ko) 2002-08-29
RU2301221C2 (ru) 2007-06-20
CZ299615B6 (cs) 2008-09-24
US20020161269A1 (en) 2002-10-31
KR100777517B1 (ko) 2007-11-20
CA2372767A1 (en) 2002-08-23
DE10108979C1 (de) 2002-05-08
JP4257891B2 (ja) 2009-04-22

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Legal Events

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B25A Requested transfer of rights approved

Owner name: LANXESS DEUTSCHLAND GMBH (DE)

Free format text: TRANSFERIDO DE: BAYER AKTIENGESELLSCHAFT

B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: MANTIDO O INDEFERIMENTO UMA VEZ QUE NAO FOI APRESENTADO RECURSO DENTRO DO PRAZO LEGAL.