CN1309663C - 二硝基甲苯制备中次要组分的处理方法 - Google Patents
二硝基甲苯制备中次要组分的处理方法 Download PDFInfo
- Publication number
- CN1309663C CN1309663C CNB2004100633000A CN200410063300A CN1309663C CN 1309663 C CN1309663 C CN 1309663C CN B2004100633000 A CNB2004100633000 A CN B2004100633000A CN 200410063300 A CN200410063300 A CN 200410063300A CN 1309663 C CN1309663 C CN 1309663C
- Authority
- CN
- China
- Prior art keywords
- dnt
- dinitrotoluene
- acid
- water
- organic
- 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.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 68
- DYSXLQBUUOPLBB-UHFFFAOYSA-N 2,3-dinitrotoluene Chemical compound CC1=CC=CC([N+]([O-])=O)=C1[N+]([O-])=O DYSXLQBUUOPLBB-UHFFFAOYSA-N 0.000 title claims abstract description 60
- 238000002360 preparation method Methods 0.000 title description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 48
- 238000005406 washing Methods 0.000 claims abstract description 40
- 239000002351 wastewater Substances 0.000 claims abstract description 33
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims abstract description 24
- ZPTVNYMJQHSSEA-UHFFFAOYSA-N 4-nitrotoluene Chemical compound CC1=CC=C([N+]([O-])=O)C=C1 ZPTVNYMJQHSSEA-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000012074 organic phase Substances 0.000 claims abstract description 18
- 239000000203 mixture Substances 0.000 claims abstract description 17
- 238000006396 nitration reaction Methods 0.000 claims abstract description 12
- 239000001117 sulphuric acid Substances 0.000 claims abstract description 12
- 235000011149 sulphuric acid Nutrition 0.000 claims abstract description 12
- 238000002156 mixing Methods 0.000 claims abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 35
- 239000000470 constituent Substances 0.000 claims description 24
- GAKLFAZBKQGUBO-UHFFFAOYSA-N 2-methyl-3-nitrophenol Chemical compound CC1=C(O)C=CC=C1[N+]([O-])=O GAKLFAZBKQGUBO-UHFFFAOYSA-N 0.000 claims description 16
- 230000001546 nitrifying effect Effects 0.000 claims description 16
- 239000002253 acid Substances 0.000 claims description 15
- OXNIZHLAWKMVMX-UHFFFAOYSA-N picric acid Chemical compound OC1=C([N+]([O-])=O)C=C([N+]([O-])=O)C=C1[N+]([O-])=O OXNIZHLAWKMVMX-UHFFFAOYSA-N 0.000 claims description 11
- SLAMLWHELXOEJZ-UHFFFAOYSA-N 2-nitrobenzoic acid Chemical compound OC(=O)C1=CC=CC=C1[N+]([O-])=O SLAMLWHELXOEJZ-UHFFFAOYSA-N 0.000 claims description 9
- 230000003068 static effect Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 2
- 238000009423 ventilation Methods 0.000 claims description 2
- 230000002378 acidificating effect Effects 0.000 abstract description 3
- 239000008346 aqueous phase Substances 0.000 abstract description 3
- 238000005191 phase separation Methods 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 14
- 229910017604 nitric acid Inorganic materials 0.000 description 14
- 239000003513 alkali Substances 0.000 description 6
- 239000006227 byproduct Substances 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 230000007935 neutral effect Effects 0.000 description 4
- 230000000802 nitrating effect Effects 0.000 description 4
- 239000011541 reaction mixture Substances 0.000 description 4
- 238000004065 wastewater treatment Methods 0.000 description 4
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000013505 freshwater Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- LQNUZADURLCDLV-UHFFFAOYSA-N nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1 LQNUZADURLCDLV-UHFFFAOYSA-N 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- -1 aromatic nitro compound Chemical class 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- BTJIUGUIPKRLHP-UHFFFAOYSA-N 4-nitrophenol Chemical compound OC1=CC=C([N+]([O-])=O)C=C1 BTJIUGUIPKRLHP-UHFFFAOYSA-N 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000031018 biological processes and functions Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000010237 hybrid technique Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002828 nitro derivatives Chemical class 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000010525 oxidative degradation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 125000000636 p-nitrophenyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1*)[N+]([O-])=O 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- PVEFEIWVJKUCLJ-UHFFFAOYSA-N sulfuric acid;toluene Chemical compound OS(O)(=O)=O.CC1=CC=CC=C1 PVEFEIWVJKUCLJ-UHFFFAOYSA-N 0.000 description 1
- 235000012976 tarts Nutrition 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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)
Abstract
Description
13.2% | MNT |
69.0% | DNT |
17.0% | 硝基甲酚 |
0.8% | 苦味酸 |
反应时间[分钟] | ∑硝基甲酚[ppm] | 苦味酸[ppm] |
0 | 3342 | 149 |
1 | 1764 | 144 |
5 | 895 | 143 |
15 | 672 | 141 |
30 | 537 | 134 |
60 | 398 | 132 |
120 | 255 | 127 |
360 | 115 | 115 |
Claims (7)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10329303A DE10329303A1 (de) | 2003-06-30 | 2003-06-30 | Verfahren zur Aufarbeitung des bei der Herstellung von Dinitrotoluol anfallenden Abwassers |
DE10329303.5 | 2003-06-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1576240A CN1576240A (zh) | 2005-02-09 |
CN1309663C true CN1309663C (zh) | 2007-04-11 |
Family
ID=33426784
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100633000A Expired - Fee Related CN1309663C (zh) | 2003-06-30 | 2004-06-29 | 二硝基甲苯制备中次要组分的处理方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US6953869B2 (zh) |
EP (1) | EP1493730B1 (zh) |
JP (1) | JP4593985B2 (zh) |
KR (1) | KR101093972B1 (zh) |
CN (1) | CN1309663C (zh) |
AT (1) | ATE444947T1 (zh) |
DE (2) | DE10329303A1 (zh) |
TW (1) | TW200516069A (zh) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10345601A1 (de) * | 2003-09-29 | 2005-05-12 | Basf Ag | Verfahren zur Entfernung von Nitrokresolen aus Abwasser der Mononitrotoluolherstellung und zur weiteren Verwendung des Extraktes |
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 |
CN101445458B (zh) * | 2009-01-06 | 2010-10-06 | 烟台巨力异氰酸酯有限公司 | 一种二硝基甲苯相分离方法 |
JP2013514162A (ja) | 2009-12-16 | 2013-04-25 | ビーエーエスエフ ソシエタス・ヨーロピア | Dnt排水の酸性スラッジ吸着 |
BR112012014338A2 (pt) | 2009-12-16 | 2016-06-07 | Basf Se | processo para retratamento de águas servidas de processo alcalinas a partir da nitração de compostos aromáticos a mono-, di- e trinitroaromáticos |
JP2013514300A (ja) * | 2009-12-16 | 2013-04-25 | ビーエーエスエフ ソシエタス・ヨーロピア | Dnt排水の酸性トルエン抽出法 |
CN102939265A (zh) | 2010-05-21 | 2013-02-20 | 巴斯夫欧洲公司 | 从废水中除去硝基芳族化合物的方法及装置 |
US20120205308A1 (en) * | 2010-08-12 | 2012-08-16 | Basf Se | Process for purifying wastewaters from the workup of crude aromatic nitro compounds |
US8933262B2 (en) | 2011-05-24 | 2015-01-13 | Basf Se | Process for preparing polyisocyanates from biomass |
EP2714650A1 (de) | 2011-05-24 | 2014-04-09 | Basf Se | Verfahren zur herstellung von polyisocyanaten aus biomasse |
CN102353062A (zh) * | 2011-08-08 | 2012-02-15 | 江苏福斯特化工制造有限公司 | 硝基甲苯生产过程中硝化废水的浓缩焚烧处理方法 |
US9249083B2 (en) | 2012-04-25 | 2016-02-02 | Basf Se | Process for scrubbing dinitrotoluene |
PT2841412E (pt) | 2012-04-25 | 2016-06-02 | Meissner Gmbh & Co Kg Josef | Processo para a lavagem de dinitrotolueno |
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 |
CN109320422B (zh) * | 2018-12-17 | 2023-12-05 | 湖北东方化工有限公司 | 一种酸性废水提取多硝基甲苯的装置 |
CN111620504A (zh) * | 2020-06-04 | 2020-09-04 | 湖北东方化工有限公司 | 一种多硝基甲苯生产预洗废水处理新工艺的生产方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5756867A (en) * | 1995-04-04 | 1998-05-26 | Josef Meissner Gmbh & Co. | Recovery of nitric acid from nitration processes |
EP1132347A2 (en) * | 2000-01-27 | 2001-09-12 | Noram Engineering & Constructors Ltd. | Integrated effluent treatment process for nitroaromatic manufacture |
DE10143800C1 (de) * | 2001-09-06 | 2002-08-22 | Plinke Gmbh | Verfahren zur Minimierung des Abwassers bei der Herstellung von DNT |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2818680A1 (de) * | 1978-04-27 | 1979-10-31 | Bayer Ag | Verfahren zur aufarbeitung von nitro-hydroxy-aromaten enthaltenden abwaessern |
US4597875A (en) * | 1985-05-07 | 1986-07-01 | Air Products And Chemicals, Inc. | Precipitative removal of nitrocresols from dinitrotoluene waste streams |
DE4107972A1 (de) * | 1991-03-13 | 1992-09-17 | Basf Ag | Verfahren zum abbau von aromatischen nitroverbindungen enthaltenden abwaessern |
US5762802A (en) * | 1997-05-01 | 1998-06-09 | Air Products And Chemicals, Inc. | Dilute acid oxidation of dinitrotoluene alkaline wash water |
DE19745119A1 (de) * | 1997-10-13 | 1999-04-15 | Bayer Ag | Verfahren zur Herstellung von Dinitrotoluol in adiabatischer Fahrweise |
JP2001179242A (ja) * | 1999-12-24 | 2001-07-03 | Sumitomo Chem Co Ltd | ニトロフェノール類含有廃水の処理方法 |
US6506948B1 (en) * | 2002-02-07 | 2003-01-14 | Air Products And Chemicals, Inc. | Toluene extraction of dinitrotoluene wash water |
-
2003
- 2003-06-30 DE DE10329303A patent/DE10329303A1/de not_active Withdrawn
-
2004
- 2004-06-17 EP EP04014228A patent/EP1493730B1/de not_active Expired - Lifetime
- 2004-06-17 AT AT04014228T patent/ATE444947T1/de not_active IP Right Cessation
- 2004-06-17 DE DE502004010189T patent/DE502004010189D1/de not_active Expired - Lifetime
- 2004-06-28 US US10/878,079 patent/US6953869B2/en not_active Expired - Lifetime
- 2004-06-29 KR KR1020040049537A patent/KR101093972B1/ko active IP Right Grant
- 2004-06-29 CN CNB2004100633000A patent/CN1309663C/zh not_active Expired - Fee Related
- 2004-06-29 TW TW093118910A patent/TW200516069A/zh unknown
- 2004-06-30 JP JP2004194526A patent/JP4593985B2/ja not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5756867A (en) * | 1995-04-04 | 1998-05-26 | Josef Meissner Gmbh & Co. | Recovery of nitric acid from nitration processes |
EP1132347A2 (en) * | 2000-01-27 | 2001-09-12 | Noram Engineering & Constructors Ltd. | Integrated effluent treatment process for nitroaromatic manufacture |
DE10143800C1 (de) * | 2001-09-06 | 2002-08-22 | Plinke Gmbh | Verfahren zur Minimierung des Abwassers bei der Herstellung von DNT |
Also Published As
Publication number | Publication date |
---|---|
TW200516069A (en) | 2005-05-16 |
JP2005023076A (ja) | 2005-01-27 |
DE10329303A1 (de) | 2005-02-03 |
EP1493730B1 (de) | 2009-10-07 |
KR20050002619A (ko) | 2005-01-07 |
EP1493730A1 (de) | 2005-01-05 |
US6953869B2 (en) | 2005-10-11 |
CN1576240A (zh) | 2005-02-09 |
JP4593985B2 (ja) | 2010-12-08 |
US20040267062A1 (en) | 2004-12-30 |
DE502004010189D1 (de) | 2009-11-19 |
KR101093972B1 (ko) | 2011-12-15 |
ATE444947T1 (de) | 2009-10-15 |
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