RU2004131219A - Жидкофазное окисление галогенированных орто-ксилолов - Google Patents
Жидкофазное окисление галогенированных орто-ксилолов Download PDFInfo
- Publication number
- RU2004131219A RU2004131219A RU2004131219/04A RU2004131219A RU2004131219A RU 2004131219 A RU2004131219 A RU 2004131219A RU 2004131219/04 A RU2004131219/04 A RU 2004131219/04A RU 2004131219 A RU2004131219 A RU 2004131219A RU 2004131219 A RU2004131219 A RU 2004131219A
- Authority
- RU
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- Prior art keywords
- halogen
- cobalt
- source
- zirconium
- manganese
- Prior art date
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
- C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
- C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/54—Preparation of carboxylic acid anhydrides
- C07C51/56—Preparation of carboxylic acid anhydrides from organic acids, their salts, their esters or their halides, e.g. by carboxylation
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Furan Compounds (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
Claims (20)
1. Способ получения галогенфталевой кислоты, включающий приготовление реакционной смеси, включающее смешивание примерно от 7 до примерно 3 весовых частей уксусной кислоты с 1 весовой частью галоген-орто-ксилола, с примерно от 0,25 до примерно 2 мол. процентами в расчете на указанный галоген-орто-ксилол источника кобальта, с примерно от 0,1 до примерно 1 мол. процентом в расчете на указанный галоген-орто-ксилол источника марганца, с примерно от 0,01 до примерно 0,1 мол. процентом в расчете на указанный галоген-орто-ксилол источника металла, выбранного из циркония, гафния и их смесей, с от примерно 0,02 до примерно 0,1 мол. процента в расчете на указанный галоген-орто-ксилол источника бромида; выдерживание реакционной смеси при давлении, по меньшей мере, около 1600 КПа и при температуре примерно от 130 до примерно 200°С; введение газа, содержащего молекулярный кислород, в реакционную смесь при расходе, по меньшей мере, примерно 0,5 норм. м3 газа/ч на килограмм (кг) галоген-орто-ксилола в реакционной смеси в течение времени, достаточного для 90-процентной конверсии галоген-орто-ксилола с получением галогенфталевой кислоты.
2. Способ по п.1, в котором введение газа, содержащего молекулярный кислород, в указанную реакционную смесь производится отходящим газом, содержащим кислород, причем концентрация кислорода в указанном отходящем газе, содержащем кислород, составляет менее примерно одного объемного процента в расчете на указанный отходящий газ, и кроме того, включает поддержание введения газа, содержащего молекулярный кислород, до тех пор, пока концентрация кислорода в отходящем газе не превысит примерно 3 объем, процента в расчете на указанный отходящий газ, и изменение введения указанного газа, содержащего молекулярный кислород, для поддержания концентрации кислорода в отходящем газе в количестве ниже примерно 5 объем, процентов в расчете на указанный отходящий газ, и сохранение измененного введения указанного газа, содержащего молекулярный кислород, в течение времени, достаточного для достижения, по меньшей мере, примерно 90-процентной конверсии указанного галоген-орто-ксилена с получением галогенфталевой кислоты.
3. Способ получения галогенфталевого ангидрида, включающий получение галогенфталевой кислоты способом по п.1 или 2; удаление указанной уксусной кислоты и любой воды, образовавшейся в результате реакции, путем дистилляции и дегидратации указанной галогенфталевой кислоты с получением галогенфталевого ангидрида.
4. Способ по п.1, в котором указанная галогенфталевая кислота содержит менее 600 млн-1 галогенфталида.
5. Способ по п.1, в котором газ, содержащий молекулярный кислород, имеет концентрацию кислорода более или равную примерно 6% кислорода.
6. Способ по п.1, в котором газ, содержащий молекулярный кислород, является воздухом.
7. Способ по п.1, в котором источник кобальта, источник марганца, источник циркония или гафния и источник бромида являются растворимыми в уксусной кислоте.
8. Способ по п.7, в котором источник кобальта охватывает ацетат кобальта, нафтенат кобальта, сульфат кобальта, ацетилацетонат кобальта, бензоилацетонат кобальта, бромид кобальта, карбонат кобальта, хлорид кобальта, фторид кобальта, нитрат кобальта, стеарат кобальта или гидрат одного из вышеназванных соединений кобальта.
9. Способ по п.7, в котором источник марганца охватывает ацетат марганца, сульфат марганца, ацетилацетонат марганца, бромид марганца, карбонат марганца, хлорид марганца, фторид марганца, нитрат марганца или гидрат одного из вышеназванных соединений марганца.
10. Способ по п.7, в котором источник циркония охватывает ацетат циркония, сульфат циркония, цитрат циркония, фторид циркония, гидроксид циркония, алкоксид циркония, хлорид циркония, бромид циркония, ацетилацетонат циркония или гидрат одного из вышеназванных соединений циркония.
11. Способ по п.7, в котором источник гафния охватывает хлорид гафния, бромид гафния, фторид марганца, иодид гафния, нитрид гафния, сульфат гафния, трифталат гафния, нитрат гафния или гидрат одного из вышеназванных соединений гафния.
12. Способ по п.7, в котором источник бромида охватывает бром, бромистый водород, металлобромидную соль или органический бромид.
13. Способ по п.1, в котором количество источника кобальта составляет от примерно 0,5 до примерно 1,2 мол. процента, количество источника марганца составляет от примерно 0,3 до примерно 0,06 мол. процента, количество источника циркония или гафния составляет от примерно 0,03 до примерно 0,06 мол. процента, причем количество источника бромида менее или равно примерно 0,04 мол. процента в расчете на указанный галоген-орто-ксилол.
14. Способ по п.1, в котором температура равна или более 160°С.
15. Способ по п.1, в котором конверсия указанного галоген-орто-ксилола в галогенфталевую кислоту составляет 95% или более.
16. Способ по п.1, в котором указанный галоген-орто-ксилол включает 3-изомер, 4-изомер или смесь 3- и 4-изомеров.
17. Способ по п.1, в котором указанная уксусная кислота рециркулируется в реакционную смесь.
18. Способ по п.1, в котором указанный галоген-орто-ксилол является хлор-орто-ксилолом.
19. Способ по п.1, дополнительно включающий повышение температуры реакционной смеси при сохранении концентрации кислорода в отходящем газе ниже примерно 5 объем. процентов.
20. Способ получения полиэфиримида, включающий получение галогенфталевого ангидрида способом по пп.3-19; взаимодействие указанного галогенфталевого ангидрида с 1,3-диаминобензолом с образованием бис(галогенфталимида) (II)
где Х является галогеном; и
взаимодействие бис(галогенфталимида) (II) с солью щелочного металла дигидроксизамещенного ароматического углеводорода, имеющего формулу (IV)
где А2 является двухвалентным радикалом ароматического углеводорода,
с образованием полиэфиримида.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/063,113 US6657068B2 (en) | 2002-03-22 | 2002-03-22 | Liquid phase oxidation of halogenated ortho-xylenes |
| US10/063,113 | 2002-03-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2004131219A true RU2004131219A (ru) | 2005-09-20 |
| RU2312862C2 RU2312862C2 (ru) | 2007-12-20 |
Family
ID=28038701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2004131219/04A RU2312862C2 (ru) | 2002-03-22 | 2003-03-11 | Жидкофазное окисление галогенированных орто-ксилолов |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US6657068B2 (ru) |
| EP (1) | EP1490318B1 (ru) |
| JP (1) | JP2005520865A (ru) |
| CN (1) | CN100334059C (ru) |
| AU (1) | AU2003213831A1 (ru) |
| DE (1) | DE60317648T2 (ru) |
| DK (1) | DK1490318T3 (ru) |
| ES (1) | ES2295564T3 (ru) |
| HK (1) | HK1076452A1 (ru) |
| PL (1) | PL372397A1 (ru) |
| PT (1) | PT1490318E (ru) |
| RU (1) | RU2312862C2 (ru) |
| UA (1) | UA82662C2 (ru) |
| WO (1) | WO2003082791A1 (ru) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7541489B2 (en) * | 2004-06-30 | 2009-06-02 | Sabic Innovative Plastics Ip B.V. | Method of making halophthalic acids and halophthalic anhydrides |
| EP2111388A1 (en) * | 2006-12-21 | 2009-10-28 | E. I. Du Pont de Nemours and Company | Process for the synthesis of halogenated aromatic diacids |
| US10377860B2 (en) | 2013-09-13 | 2019-08-13 | Sabic Global Technologies B.V. | Polyetherimides, methods of manufacture, and articles formed therefrom |
| US9382382B2 (en) | 2013-09-13 | 2016-07-05 | Sabic Global Technologies B.V. | Polyetherimides, methods of manufacture, and articles formed therefrom |
| CN114685280A (zh) * | 2022-01-25 | 2022-07-01 | 南昌大学 | 一种3-硝基邻苯二甲酸的制备方法 |
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2003
- 2003-03-11 EP EP03711524A patent/EP1490318B1/en not_active Expired - Lifetime
- 2003-03-11 AU AU2003213831A patent/AU2003213831A1/en not_active Abandoned
- 2003-03-11 JP JP2003580261A patent/JP2005520865A/ja active Pending
- 2003-03-11 PT PT03711524T patent/PT1490318E/pt unknown
- 2003-03-11 DE DE60317648T patent/DE60317648T2/de not_active Expired - Lifetime
- 2003-03-11 PL PL03372397A patent/PL372397A1/xx unknown
- 2003-03-11 CN CNB038110318A patent/CN100334059C/zh not_active Expired - Fee Related
- 2003-03-11 DK DK03711524T patent/DK1490318T3/da active
- 2003-03-11 RU RU2004131219/04A patent/RU2312862C2/ru not_active IP Right Cessation
- 2003-03-11 ES ES03711524T patent/ES2295564T3/es not_active Expired - Lifetime
- 2003-03-11 WO PCT/US2003/007416 patent/WO2003082791A1/en active IP Right Grant
- 2003-11-03 UA UA20040907677A patent/UA82662C2/ru unknown
-
2005
- 2005-09-26 HK HK05108462A patent/HK1076452A1/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE60317648D1 (de) | 2008-01-03 |
| AU2003213831A1 (en) | 2003-10-13 |
| WO2003082791A1 (en) | 2003-10-09 |
| ES2295564T3 (es) | 2008-04-16 |
| US20030181757A1 (en) | 2003-09-25 |
| EP1490318A1 (en) | 2004-12-29 |
| UA82662C2 (ru) | 2008-05-12 |
| DE60317648T2 (de) | 2008-10-30 |
| CN100334059C (zh) | 2007-08-29 |
| DK1490318T3 (da) | 2008-03-25 |
| HK1076452A1 (en) | 2006-01-20 |
| RU2312862C2 (ru) | 2007-12-20 |
| PL372397A1 (en) | 2005-07-25 |
| US6657068B2 (en) | 2003-12-02 |
| EP1490318B1 (en) | 2007-11-21 |
| JP2005520865A (ja) | 2005-07-14 |
| PT1490318E (pt) | 2008-01-18 |
| CN1653028A (zh) | 2005-08-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PC4A | Invention patent assignment |
Effective date: 20081202 |
|
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20090312 |