BRPI0700174A - processo para a preparação de nitrobenzeno - Google Patents
processo para a preparação de nitrobenzenoInfo
- Publication number
- BRPI0700174A BRPI0700174A BRPI0700174-6A BRPI0700174A BRPI0700174A BR PI0700174 A BRPI0700174 A BR PI0700174A BR PI0700174 A BRPI0700174 A BR PI0700174A BR PI0700174 A BRPI0700174 A BR PI0700174A
- Authority
- BR
- Brazil
- Prior art keywords
- nitrobenzene
- water
- raw
- benzene
- preparation
- Prior art date
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
- C07C201/16—Separation; Purification; Stabilisation; Use of additives
-
- 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
-
- 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
- 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
Abstract
PROCESSO PARA A PREPARAçãO DE NITRO-BENZENO. A presente invenção refere-se a um processo para preparação e purificação de nitro-benzeno abrangendo a nitração de benzeno e a seguir uma lavagem ácida, uma lavagem alcalina e uma lavagem neutra e uma purificação por destilação.
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 |
---|---|
BRPI0700174A true BRPI0700174A (pt) | 2007-11-06 |
Family
ID=38107246
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0700174-6A BRPI0700174A (pt) | 2006-02-03 | 2007-02-01 | 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)
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 |
CN102471092B (zh) * | 2009-08-18 | 2013-11-06 | 诺拉姆国际公司 | 用于硝基芳族化合物的洗涤系统 |
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 |
JP2013535478A (ja) * | 2010-07-30 | 2013-09-12 | 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 | ニトロベンゼンの連続製造方法 |
PT2598241E (pt) | 2010-07-30 | 2014-07-09 | Bayer Ip Gmbh | Processo para restaurar a actividade de um catalisador |
CN103562174B (zh) * | 2011-05-19 | 2015-05-20 | 约瑟夫·迈斯纳两合公司 | 硝化产物的纯化方法和装置 |
ES2546606T3 (es) * | 2011-08-09 | 2015-09-25 | Basf Se | Procedimiento de purificación de aguas residuales procedentes del procesamiento de compuestos nitro aromáticos brutos |
DE102011081898A1 (de) | 2011-08-31 | 2013-02-28 | Bayer Materialscience Aktiengesellschaft | Verfahren zur kontinuierlichen Herstellung von Nitrobenzol |
RU2627308C2 (ru) | 2012-04-25 | 2017-08-07 | Басф Се | Способ промывки динитротолуола |
US9249083B2 (en) | 2012-04-25 | 2016-02-02 | Basf Se | Process for scrubbing dinitrotoluene |
CN104487413B (zh) * | 2012-07-27 | 2017-03-29 | 科思创德国股份有限公司 | 通过绝热硝化制备硝基苯的方法 |
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 |
CN104487414B (zh) | 2012-07-27 | 2016-09-21 | 科思创德国股份有限公司 | 通过绝热硝化制备硝基苯的方法 |
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 |
JP6518650B2 (ja) | 2013-04-18 | 2019-05-22 | 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出る廃水の再処理方法 |
HUE043093T2 (hu) * | 2014-05-13 | 2019-08-28 | Covestro Deutschland Ag | Eljárás toluilén-diamin elõállítására |
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 |
KR102597388B1 (ko) | 2017-03-07 | 2023-11-03 | 코베스트로 도이칠란트 아게 | 니트로벤젠의 제조 방법 |
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)
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 |
-
2006
- 2006-02-03 DE DE102006004943A patent/DE102006004943A1/de not_active Withdrawn
-
2007
- 2007-01-19 AT AT07001111T patent/ATE413376T1/de not_active IP Right Cessation
- 2007-01-19 EP EP07001111A patent/EP1816117B1/de active Active
- 2007-01-19 DE DE502007000209T patent/DE502007000209D1/de active Active
- 2007-01-19 PT PT07001111T patent/PT1816117E/pt unknown
- 2007-01-30 US US11/699,888 patent/US7326816B2/en active Active
- 2007-02-01 BR BRPI0700174-6A patent/BRPI0700174A/pt not_active Application Discontinuation
- 2007-02-01 JP JP2007022894A patent/JP2007204474A/ja active Pending
- 2007-02-02 TW TW096103789A patent/TW200744988A/zh unknown
- 2007-02-02 KR KR1020070010958A patent/KR101376855B1/ko active IP Right Grant
- 2007-02-02 CN CN2007100063852A patent/CN101012169B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
DE502007000209D1 (de) | 2008-12-18 |
KR101376855B1 (ko) | 2014-03-20 |
CN101012169B (zh) | 2012-01-11 |
US20070249873A1 (en) | 2007-10-25 |
JP2007204474A (ja) | 2007-08-16 |
CN101012169A (zh) | 2007-08-08 |
KR20070079932A (ko) | 2007-08-08 |
EP1816117B1 (de) | 2008-11-05 |
EP1816117A1 (de) | 2007-08-08 |
ATE413376T1 (de) | 2008-11-15 |
US7326816B2 (en) | 2008-02-05 |
DE102006004943A1 (de) | 2007-08-09 |
PT1816117E (pt) | 2008-12-29 |
TW200744988A (en) | 2007-12-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B11A | Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing | ||
B11Y | Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette] |