ATE234272T1 - Verbessertes nitrierungsverfahren - Google Patents
Verbessertes nitrierungsverfahrenInfo
- Publication number
- ATE234272T1 ATE234272T1 AT99114369T AT99114369T ATE234272T1 AT E234272 T1 ATE234272 T1 AT E234272T1 AT 99114369 T AT99114369 T AT 99114369T AT 99114369 T AT99114369 T AT 99114369T AT E234272 T1 ATE234272 T1 AT E234272T1
- Authority
- AT
- Austria
- Prior art keywords
- nitric acid
- nitrated
- gases
- aromatic compound
- nox gases
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid group Chemical class S(O)(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 7
- 150000001491 aromatic compounds Chemical class 0.000 abstract 6
- 239000007789 gas Substances 0.000 abstract 6
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 abstract 5
- 229910017604 nitric acid Inorganic materials 0.000 abstract 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 3
- 150000001875 compounds Chemical class 0.000 abstract 1
- 238000006396 nitration reaction Methods 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 1
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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Glass Compositions (AREA)
- Processing Of Solid Wastes (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/126,087 US5963878A (en) | 1998-07-30 | 1998-07-30 | Nitration process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE234272T1 true ATE234272T1 (de) | 2003-03-15 |
Family
ID=22422927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT99114369T ATE234272T1 (de) | 1998-07-30 | 1999-07-21 | Verbessertes nitrierungsverfahren |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US5963878A (de) |
| EP (1) | EP0976718B1 (de) |
| AT (1) | ATE234272T1 (de) |
| DE (1) | DE69905811T2 (de) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR0109028A (pt) * | 2000-03-02 | 2003-03-05 | Dow Global Technologies Inc | Reator tubular, processo para conduzir reações polifásicas lìquido/ lìquido num reator tubular, e processo para compostos aromáticos com nitração no anel num reator tubular |
| JP3635026B2 (ja) * | 2000-06-14 | 2005-03-30 | 株式会社サンテックシステム | 硫酸リサイクル装置 |
| DE10047163A1 (de) * | 2000-09-22 | 2002-04-11 | Basf Ag | Verfahren zur Nitrierung aromatischer Kohlenwasserstoffe |
| SG119142A1 (en) * | 2000-11-21 | 2006-02-28 | Suntec System Co Ltd | Sulfuric acid recycle apparatus |
| US8697913B2 (en) | 2009-06-17 | 2014-04-15 | Huntsman International Llc | Chemical installation |
| US8933262B2 (en) | 2011-05-24 | 2015-01-13 | Basf Se | Process for preparing polyisocyanates from biomass |
| JP2014520086A (ja) | 2011-05-24 | 2014-08-21 | ビーエーエスエフ ソシエタス・ヨーロピア | バイオマスからポリイソシアナートを製造する方法 |
| EP2877442B1 (de) | 2012-07-27 | 2016-11-16 | Covestro Deutschland AG | Verfahren zur herstellung von nitrobenzol durch adiabate nitrierung |
| KR102067307B1 (ko) | 2012-07-27 | 2020-01-16 | 코베스트로 도이칠란드 아게 | 단열 니트로화에 의한 니트로벤젠의 제조방법 |
| CN104507903B (zh) | 2012-07-27 | 2017-03-08 | 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 |
| JP6736547B2 (ja) | 2014-10-02 | 2020-08-05 | 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 | ジニトロトルエンの連続的製造方法における排出ガス清浄 |
| DE102017110084C5 (de) | 2017-02-03 | 2026-02-26 | Josef Meissner Gmbh & Co. Kg | Verwendungen von Nitroaromaten in der adiabatischen Nitrierung von Aromaten |
| 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 |
| US20220162151A1 (en) * | 2019-04-17 | 2022-05-26 | Covestro Deutschland Ag | Process and device for producing nitrobenzene |
| CN113939495B (zh) | 2019-04-17 | 2025-01-07 | 科思创德国股份有限公司 | 硝基苯的连续制备方法 |
| CN110511146A (zh) * | 2019-09-17 | 2019-11-29 | 四川北方红光特种化工有限公司 | 一种废酸量低的单硝基邻二甲苯的生产方法及其生产系统 |
| EP4648884A1 (de) | 2023-01-09 | 2025-11-19 | Basf Se | Verfahren zur entfernung von stickoxid, stickoxid und kohlenmonoxid aus einem gasstrom |
| WO2025125207A1 (en) | 2023-12-11 | 2025-06-19 | Basf Se | Process for removing nitrogen monoxide, nitrogen dioxide and nitrous oxide from an exhaust gas stream |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2453846A1 (fr) * | 1979-04-10 | 1980-11-07 | Azote & Prod Chim | Procede et installation de fabrication de nitroparaffines par nitration d'hydrocarbures en phase gazeuse |
| DE2921487C2 (de) * | 1979-05-26 | 1984-11-08 | Josef Meissner GmbH & Co, 5000 Köln | Verfahren zur Entfernung von flüchtigen aromatischen Verbindungen |
| DE19512114C2 (de) * | 1995-04-04 | 2000-04-27 | Meissner Gmbh & Co Kg Josef | Rückgewinnung von Salpetersäure aus Nitrierprozessen |
-
1998
- 1998-07-30 US US09/126,087 patent/US5963878A/en not_active Expired - Lifetime
-
1999
- 1999-07-21 AT AT99114369T patent/ATE234272T1/de not_active IP Right Cessation
- 1999-07-21 DE DE69905811T patent/DE69905811T2/de not_active Expired - Lifetime
- 1999-07-21 EP EP99114369A patent/EP0976718B1/de not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0976718A3 (de) | 2000-12-27 |
| DE69905811D1 (de) | 2003-04-17 |
| US5963878A (en) | 1999-10-05 |
| EP0976718A2 (de) | 2000-02-02 |
| EP0976718B1 (de) | 2003-03-12 |
| DE69905811T2 (de) | 2003-11-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |