JP2017525666A5 - - Google Patents
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- Publication number
- JP2017525666A5 JP2017525666A5 JP2016575028A JP2016575028A JP2017525666A5 JP 2017525666 A5 JP2017525666 A5 JP 2017525666A5 JP 2016575028 A JP2016575028 A JP 2016575028A JP 2016575028 A JP2016575028 A JP 2016575028A JP 2017525666 A5 JP2017525666 A5 JP 2017525666A5
- Authority
- JP
- Japan
- Prior art keywords
- washing
- phase
- nitrobenzene
- phase separation
- plant
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
- LQNUZADURLCDLV-UHFFFAOYSA-N nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1 LQNUZADURLCDLV-UHFFFAOYSA-N 0.000 claims description 72
- 238000005406 washing Methods 0.000 claims description 43
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 38
- 239000012071 phase Substances 0.000 claims description 37
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 17
- 238000004821 distillation Methods 0.000 claims description 13
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 8
- 239000008346 aqueous phase Substances 0.000 claims description 8
- 229910017604 nitric acid Inorganic materials 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 7
- 238000000354 decomposition reaction Methods 0.000 claims description 4
- 239000002699 waste material Substances 0.000 claims description 3
- 230000007935 neutral effect Effects 0.000 claims description 2
- 238000005191 phase separation Methods 0.000 claims 29
- 239000002351 wastewater Substances 0.000 claims 14
- 238000011144 upstream manufacturing Methods 0.000 claims 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 6
- 238000002360 preparation method Methods 0.000 claims 5
- 238000011084 recovery Methods 0.000 claims 5
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims 3
- 238000006396 nitration reaction Methods 0.000 claims 3
- 238000000746 purification Methods 0.000 claims 3
- 239000011541 reaction mixture Substances 0.000 claims 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims 2
- 239000000203 mixture Substances 0.000 claims 2
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 claims 1
- 239000007864 aqueous solution Substances 0.000 claims 1
- 230000003796 beauty Effects 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000009849 deactivation Effects 0.000 claims 1
- 238000001704 evaporation Methods 0.000 claims 1
- 238000007689 inspection Methods 0.000 claims 1
- 238000012423 maintenance Methods 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 229910000029 sodium carbonate Inorganic materials 0.000 claims 1
- 239000012074 organic phase Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP14173583.7 | 2014-06-24 | ||
| EP14173583 | 2014-06-24 | ||
| PCT/EP2015/063924 WO2015197521A1 (de) | 2014-06-24 | 2015-06-22 | Verfahren zur herstellung von nitrobenzol |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2017525666A JP2017525666A (ja) | 2017-09-07 |
| JP2017525666A5 true JP2017525666A5 (enExample) | 2018-08-16 |
| JP6661555B2 JP6661555B2 (ja) | 2020-03-11 |
Family
ID=50979654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016575028A Active JP6661555B2 (ja) | 2014-06-24 | 2015-06-22 | ニトロベンゼンの製造方法 |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US10023524B2 (enExample) |
| EP (1) | EP3160932B1 (enExample) |
| JP (1) | JP6661555B2 (enExample) |
| KR (1) | KR102414963B1 (enExample) |
| CN (1) | CN106660934B (enExample) |
| PT (1) | PT3160932T (enExample) |
| SA (1) | SA516380565B1 (enExample) |
| WO (1) | WO2015197521A1 (enExample) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6661555B2 (ja) * | 2014-06-24 | 2020-03-11 | 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 | ニトロベンゼンの製造方法 |
| EP3352896B1 (de) * | 2015-09-24 | 2019-10-23 | Covestro Deutschland AG | Verfahren zur herstellung von isocyanaten |
| WO2018162427A1 (de) | 2017-03-07 | 2018-09-13 | Covestro Deutschland Ag | Verfahren zur herstellung von nitrobenzol |
| CN107512810B (zh) * | 2017-07-13 | 2021-04-16 | 安徽东至广信农化有限公司 | 一种硝基氯苯生产后废水处理方法 |
| EP3956290A1 (de) * | 2019-04-17 | 2022-02-23 | Covestro Deutschland AG | Verfahren und vorrichtung zur herstellung von nitrobenzol |
| 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 |
| US12129187B2 (en) * | 2020-04-27 | 2024-10-29 | Covestro Deutschland Ag | Method for cleaning aqueous wastewater streams loaded with nitrobenzene |
| CN115193366B (zh) * | 2021-04-09 | 2024-04-09 | 万华化学集团股份有限公司 | 一种硝化反应装置及利用该反应装置进行硝化反应的方法 |
| WO2025045698A1 (en) | 2023-08-25 | 2025-03-06 | Covestro Deutschland Ag | Reactor for the nitration of aromatic compounds, production plant comprising said reactor and nitration process using said reactor |
| CN119819213A (zh) * | 2023-10-13 | 2025-04-15 | 中国石油化工股份有限公司 | 一种硝基苯废水减量化装置及方法 |
Family Cites Families (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2256999A (en) | 1939-03-08 | 1941-09-23 | Du Pont | Nitration of organic compounds |
| US2739174A (en) | 1951-09-08 | 1956-03-20 | Eastman Kodak Co | Nitrating aromatic hydrocarbons with only nitric acid |
| DE1593045A1 (de) * | 1966-07-02 | 1970-04-09 | Meissner Fa Josef | Verfahren und Vorrichtung zum zeitweiligen Abschalten der Produktion von Trinitrotoluol |
| US3692477A (en) | 1969-08-04 | 1972-09-19 | Victor R Thayer | Process for enrichment by countercurrent mass transfer |
| US3780116A (en) | 1972-06-15 | 1973-12-18 | Zaverchand & Co | Method for nitration of aromatic hydrocarbon compounds |
| FR2453492A1 (fr) | 1979-04-03 | 1980-10-31 | Cgr Mev | Dispositif de deviation magnetique achromatique d'un faisceau de particules chargees et appareil d'irradiation utilisant un tel dispositif |
| DE3267711D1 (en) | 1981-10-21 | 1986-01-09 | Monsanto Co | 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 |
| FR2656679A1 (fr) | 1990-01-02 | 1991-07-05 | Armines | Dispositif concentrateur de rayonnements. |
| EP0436443B1 (en) | 1990-01-04 | 1996-04-17 | Nrm International Technologies C.V. | Nitration process |
| US5158537A (en) | 1990-10-29 | 1992-10-27 | Alza Corporation | Iontophoretic delivery device and method of hydrating same |
| CH683919A5 (de) | 1992-01-15 | 1994-06-15 | Uetikon Chemie Ag | Verfahren zur Herstellung von Nitrobenzol. |
| KR950704222A (ko) | 1992-10-29 | 1995-11-17 | 나까토미 히로타카 | 시클로헥사놀유도체 이것을 함유하는 냉감제 및 냉감성조성물 및 이 유도체의 제조방법 및 그 중간체(cyclohuxanol derivative, refrigerant and refrigerant composition containing the same, process for producing the derivative and intermediate therefor) |
| DE19512114C2 (de) | 1995-04-04 | 2000-04-27 | Meissner Gmbh & Co Kg Josef | Rückgewinnung von Salpetersäure aus Nitrierprozessen |
| DE19539205A1 (de) | 1995-10-22 | 1997-04-24 | Meissner Gmbh & Co Kg Josef | Verfahren zur Aromatennitrierung |
| US6288289B1 (en) | 2000-01-27 | 2001-09-11 | Noram Engineering And Constructors Ltd. | Integrated effluent treatment process for nitroaromatic manufacture |
| CN1208123C (zh) | 2000-03-02 | 2005-06-29 | 陶氏环球技术公司 | 管式反应器、在管式反应器中进行液/液多相反应的方法、和一种在管式反应器中环－硝化芳烃化合物的方法 |
| WO2001091897A1 (en) | 2000-05-31 | 2001-12-06 | Huntsman International Llc | Process and unit for the continuous preparation of isocyanate-containing polyurethane prepolymers |
| DE10249270B4 (de) | 2002-10-23 | 2008-02-21 | Bayer Materialscience Ag | Rücklöseverfahren |
| DE102004017628A1 (de) * | 2004-04-10 | 2005-11-03 | Bayer Materialscience Ag | Verfahren zur Aufarbeitung von aromatische Nitroverbindungen enthaltenden Abwässern |
| DE102005050106B4 (de) | 2005-10-18 | 2008-04-30 | Josef Meissner Gmbh & Co. Kg | Rückgewinnung von Nitriersäuregemischen aus Nitrienprozessen |
| DE102006004943A1 (de) * | 2006-02-03 | 2007-08-09 | Bayer Materialscience Ag | Verfahren zur Herstellung von Nitrobenzol |
| EP2014641A3 (en) | 2007-06-06 | 2009-03-18 | Huntsman International Llc | Process for preparing mixtures of diphenylmethane diisocyanates and polyphenyl polymethylene polyisocyanates |
| DE102007059513A1 (de) | 2007-12-11 | 2009-06-18 | Bayer Materialscience Ag | Verfahren zur Herstellung von Nitrobenzol durch adiabate Nitrierung |
| PT2352718E (pt) | 2008-11-14 | 2016-06-06 | Noram Int Ltd | Método para reduzir a formação de subprodutos de dinitrobenzeno em produtos de mononitrobenzeno |
| KR101612987B1 (ko) | 2009-08-18 | 2016-04-15 | 노람 인터내셔널 리미티드 | 니트로방향족 화합물에 대한 세척 시스템 |
| DE102010006984A1 (de) * | 2010-02-05 | 2011-08-11 | Bayer MaterialScience AG, 51373 | Verfahren zur kontinuierlichen Herstellung von Nitrobenzol |
| DE102010038319A1 (de) | 2010-07-23 | 2012-01-26 | Krones Aktiengesellschaft | Verfahren und Vorrichtung zur Medienführung durch eine Behandlungsanlage für ein flüssiges Produkt |
| EP2418176A1 (de) | 2010-08-12 | 2012-02-15 | Basf Se | Verfahren zur Aufreinigung von Abwässern aus der Aufarbeitung vom rohem Mononitrobenzol |
| US20120205308A1 (en) * | 2010-08-12 | 2012-08-16 | Basf Se | Process for purifying wastewaters from the workup of crude aromatic nitro compounds |
| EP2809644B1 (de) | 2012-01-31 | 2016-09-28 | Covestro Deutschland AG | Verfahren und anlage zur herstellung von nitrobenzol |
| US9284255B2 (en) * | 2012-07-27 | 2016-03-15 | Bayer Materialscience Ag | Method for producing nitrobenzene by adiabatic nitriding |
| KR102066764B1 (ko) * | 2012-07-27 | 2020-01-15 | 코베스트로 도이칠란드 아게 | 단열 니트로화에 의한 니트로벤젠의 제조방법 |
| JP6661555B2 (ja) * | 2014-06-24 | 2020-03-11 | 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 | ニトロベンゼンの製造方法 |
-
2015
- 2015-06-22 JP JP2016575028A patent/JP6661555B2/ja active Active
- 2015-06-22 WO PCT/EP2015/063924 patent/WO2015197521A1/de not_active Ceased
- 2015-06-22 CN CN201580043175.3A patent/CN106660934B/zh active Active
- 2015-06-22 US US15/320,804 patent/US10023524B2/en active Active
- 2015-06-22 KR KR1020177001653A patent/KR102414963B1/ko active Active
- 2015-06-22 PT PT157295254T patent/PT3160932T/pt unknown
- 2015-06-22 EP EP15729525.4A patent/EP3160932B1/de not_active Revoked
-
2016
- 2016-12-21 SA SA516380565A patent/SA516380565B1/ar unknown
-
2018
- 2018-06-15 US US16/009,396 patent/US11136285B2/en active Active
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