HK1045685B - 製備一硝基甲苯的連續等温方法 - Google Patents
製備一硝基甲苯的連續等温方法Info
- Publication number
- HK1045685B HK1045685B HK02107335.7A HK02107335A HK1045685B HK 1045685 B HK1045685 B HK 1045685B HK 02107335 A HK02107335 A HK 02107335A HK 1045685 B HK1045685 B HK 1045685B
- Authority
- HK
- Hong Kong
- Prior art keywords
- mononitrotoluenes
- isothermal process
- continuous isothermal
- preparing
- continuous
- Prior art date
Links
Classifications
-
- 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
-
- 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)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10055359A DE10055359C1 (de) | 2000-11-08 | 2000-11-08 | Kontinuierliches isothermes Verfahren zur Herstellung von Mononitrotoluolen |
Publications (2)
Publication Number | Publication Date |
---|---|
HK1045685A1 HK1045685A1 (en) | 2002-12-06 |
HK1045685B true HK1045685B (zh) | 2006-04-28 |
Family
ID=7662580
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK02107335.7A HK1045685B (zh) | 2000-11-08 | 2002-10-07 | 製備一硝基甲苯的連續等温方法 |
Country Status (12)
Country | Link |
---|---|
US (1) | US6583327B2 (zh) |
EP (1) | EP1205468B1 (zh) |
JP (1) | JP4257890B2 (zh) |
KR (1) | KR100777485B1 (zh) |
CN (1) | CN1217915C (zh) |
AT (1) | ATE262504T1 (zh) |
CA (1) | CA2361209A1 (zh) |
CZ (1) | CZ302678B6 (zh) |
DE (2) | DE10055359C1 (zh) |
HK (1) | HK1045685B (zh) |
PL (1) | PL218787B1 (zh) |
RU (1) | RU2274634C2 (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10117207C1 (de) * | 2001-04-06 | 2002-11-14 | Bayer Ag | Kontinuierliches isothermes Verfahren zur Herstellung von Mononitrotoluolen in Gegenwart von Phosphorsäure |
DE10307140A1 (de) * | 2003-02-20 | 2004-09-09 | Bayer Ag | Verfahren zur zweistufigen Herstellung von Dinitrotoluol |
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 |
DE102004005913A1 (de) * | 2004-02-05 | 2005-08-25 | Basf Ag | Verfahren zur Herstellung von Dinitrotoluol |
DE102007059513A1 (de) * | 2007-12-11 | 2009-06-18 | Bayer Materialscience Ag | Verfahren zur Herstellung von Nitrobenzol durch adiabate Nitrierung |
CN101475485B (zh) * | 2009-01-16 | 2011-11-16 | 淮阴师范学院 | 应用超声波技术提高对硝基甲苯收率的方法 |
US8907144B2 (en) | 2012-03-22 | 2014-12-09 | Noram International Limited | Process for adiabatic production of mononitrotoluene |
CN110546129A (zh) * | 2017-04-26 | 2019-12-06 | 索尔维公司 | 降低发烟硫酸、焦硫酸或浓硫酸中的羧酸及其衍生物的含量 |
CN115477286A (zh) * | 2022-10-27 | 2022-12-16 | 湖北东方化工有限公司 | 一种一硝基甲苯废硫酸预处理装置及其处理方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2256999A (en) * | 1939-03-08 | 1941-09-23 | Du Pont | Nitration of organic compounds |
DE3409717C2 (de) * | 1984-03-16 | 1994-03-31 | Bayer Ag | Verfahren zur Herstellung von Nitrobenzol |
US5275701A (en) * | 1993-03-15 | 1994-01-04 | Air Products And Chemicals, Inc. | Process for purification and concentration of sulfuric acid |
DE4410417A1 (de) * | 1994-02-14 | 1995-08-17 | Bayer Ag | Verfahren zur adiabatischen Herstellung von Mononitrotoluolen |
DE4428462A1 (de) * | 1994-08-11 | 1996-02-15 | Bayer Ag | Verfahren zur Herstellung von Dinitrotoluol |
DE19539205A1 (de) | 1995-10-22 | 1997-04-24 | Meissner Gmbh & Co Kg Josef | Verfahren zur Aromatennitrierung |
DE19636191B4 (de) * | 1996-08-02 | 2008-04-03 | Bayer Materialscience Ag | Verfahren zur Reinigung und Aufkonzentrierung von gebrauchten Schwefelsäuren |
-
2000
- 2000-11-08 DE DE10055359A patent/DE10055359C1/de not_active Revoked
-
2001
- 2001-10-26 US US10/032,760 patent/US6583327B2/en not_active Expired - Fee Related
- 2001-10-29 EP EP01125354A patent/EP1205468B1/de not_active Revoked
- 2001-10-29 DE DE50101751T patent/DE50101751D1/de not_active Expired - Lifetime
- 2001-10-29 AT AT01125354T patent/ATE262504T1/de not_active IP Right Cessation
- 2001-11-01 JP JP2001336451A patent/JP4257890B2/ja not_active Expired - Fee Related
- 2001-11-05 CA CA002361209A patent/CA2361209A1/en not_active Abandoned
- 2001-11-05 RU RU2001129768/04A patent/RU2274634C2/ru not_active IP Right Cessation
- 2001-11-06 CZ CZ20013995A patent/CZ302678B6/cs not_active IP Right Cessation
- 2001-11-06 PL PL350532A patent/PL218787B1/pl unknown
- 2001-11-07 KR KR1020010069202A patent/KR100777485B1/ko not_active IP Right Cessation
- 2001-11-08 CN CN011378360A patent/CN1217915C/zh not_active Expired - Lifetime
-
2002
- 2002-10-07 HK HK02107335.7A patent/HK1045685B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
HK1045685A1 (en) | 2002-12-06 |
US6583327B2 (en) | 2003-06-24 |
KR20020035782A (ko) | 2002-05-15 |
KR100777485B1 (ko) | 2007-11-20 |
PL350532A1 (en) | 2002-05-20 |
EP1205468A1 (de) | 2002-05-15 |
ATE262504T1 (de) | 2004-04-15 |
JP2002155032A (ja) | 2002-05-28 |
CA2361209A1 (en) | 2002-05-08 |
CZ302678B6 (cs) | 2011-08-31 |
EP1205468B1 (de) | 2004-03-24 |
DE50101751D1 (de) | 2004-04-29 |
US20020091290A1 (en) | 2002-07-11 |
CN1353105A (zh) | 2002-06-12 |
CZ20013995A3 (cs) | 2002-06-12 |
JP4257890B2 (ja) | 2009-04-22 |
DE10055359C1 (de) | 2002-03-28 |
RU2274634C2 (ru) | 2006-04-20 |
CN1217915C (zh) | 2005-09-07 |
PL218787B1 (pl) | 2015-01-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20111108 |