RU2005123377A - Способ карбонилирования метанола в присутствии низкого содержания воды для высокоэффективного получения уксусной кислоты и контроля водного баланса - Google Patents
Способ карбонилирования метанола в присутствии низкого содержания воды для высокоэффективного получения уксусной кислоты и контроля водного баланса Download PDFInfo
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- RU2005123377A RU2005123377A RU2005123377/04A RU2005123377A RU2005123377A RU 2005123377 A RU2005123377 A RU 2005123377A RU 2005123377/04 A RU2005123377/04 A RU 2005123377/04A RU 2005123377 A RU2005123377 A RU 2005123377A RU 2005123377 A RU2005123377 A RU 2005123377A
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- reaction mixture
- rhodium
- spatio
- concentration
- acetic acid
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/10—Preparation of carboxylic acids or their salts, halides or anhydrides by reaction with carbon monoxide
- C07C51/12—Preparation of carboxylic acids or their salts, halides or anhydrides by reaction with carbon monoxide on an oxygen-containing group in organic compounds, e.g. alcohols
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/50—Use of additives, e.g. for stabilisation
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C53/00—Saturated compounds having only one carboxyl group bound to an acyclic carbon atom or hydrogen
- C07C53/08—Acetic acid
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- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
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Claims (27)
1. Способ получения уксусной кислоты с пространственно-временным выходом, составляющим по крайней мере 15 г-моль/л/ч, каталитической реакцией карбонилирования, включающий взаимодействие соединения, выбранного из группы, включающей алкиловый спирт и его химически активные производные, в присутствии моноксида углерода и каталитической системы на основе родия в реакционной смеси, где реакционная смесь включает менее чем 2,0 мас.% воды, по крайней мере 1000 млн-1 металла, выбранного из группы, включающей родий и комбинацию родия и иридия, иодид-ион в концентрации в диапазоне от примерно 2 до 20 вес.%, и галогеновый промотор в концентрации от примерно 2,0 до примерно 30,0 мас.%.
2. Способ в соответствии с п.1, в котором галогеновый промотор присутствует в концентрации от примерно 5,0 до примерно 15,0 мас.% от реакционной смеси.
3. Способ в соответствии с п.1, в котором реакционная смесь включает от примерно 1,0 до примерно 30,0 мас.% метилацетата.
4. Способ по п.3, в котором галогеновый промотор представляет собой метилиодид.
5. Способ по п.4, в котором алкиловый спирт представляет собой метанол.
6. Способ по п.5, в котором реакционная смесь включает менее чем 0,7 мас.% воды и по крайней мере 1500 млн-1 каталитической системы на основе родия.
7. Способ по п.5, в котором реакционная смесь включает менее чем 0,5 мас.% воды и по крайней мере 1800 млн-1 металла VIII группы.
8. Способ по п.5, в котором пространственно-временной выход при получении уксусной кислоты находится в диапазоне от примерно 15 до примерно 20 г-моль/л/ч.
9. Способ по п.6, в котором пространственно-временной выход при получении уксусной кислоты находится в диапазоне от примерно 30 до примерно 40 г-моль/л/ч.
10. Способ по п.7, в котором пространственно-временной выход при получении уксусной кислоты находится в диапазоне от примерно 30 до примерно 40 г-моль/л/ч.
11. Способ по п.6, в котором метилиодид присутствует в диапазоне от 5 до примерно 10 мас.% от реакционной смеси.
12. Способ по п.5, в котором диоксид углерода и метан образуются в реакционной смеси, и где пространственно-временной выход получения метана превосходит пространственно-временной выход получения диоксида углерода.
13. Способ получения уксусной кислоты реакцией карбонилирования в системе, включающей реакторную зону и зону очистки, включающий следующие стадии:
(а) взаимодействие соединения, выбранного из группы, состоящей из алкилового спирта и его химически активных производных, с монооксидом углерода в присутствие каталитической системы на основе родия в реакционной смеси, имеющей содержание воды в диапазоне от примерно 0,1 до 5,0 мас.%, иодид-иона в концентрации в диапазоне от примерно 2 до 20 мас.%, и галогенового промотора в концентрации от примерно 2,0 до примерно 30,0 мас.%,
(б) введение соединения, выбранного из группы, состоящей из метилацетата, диметилового простого эфира, уксусного ангидрида и их смесей в реакторную зону.
14. Способ по п.13, в котором галогеновый промотор присутствует в концентрации в диапазоне от примерно 5,0 до примерно 15,0 мас.% от реакционной смеси.
15. Способ в соответствии с п.14, в котором реакционная смесь включает от примерно 1,0 до примерно 30,0 мас.% метилацетата.
16. Способ по п.15, в котором галогеновый промотор представляет собой метилиодид.
17. Способ по п.16, в котором алкиловый спирт представляет собой метанол.
18. Способ по п.17, в котором каталитическая система на основе родия присутствует в реакционной смеси в концентрации, достаточной для того, чтобы приводить к по крайней мере к 1000 млн-1 металла VIII группы, выбранного из группы, состоящей из родия, иридия и их смеси.
19. Способ по п.17, в котором каталитическая система на основе родия присутствует в реакционной смеси в концентрации, достаточной для того, чтобы приводить к по крайней мере к 1500 млн-1 металла VIII группы, выбранного из группы, состоящей из родия, иридия и их смеси.
20. Способ по п.17, в котором каталитическая система на основе родия присутствует в реакционной смеси в концентрации, достаточной для того, чтобы приводить к по крайней мере к 1800 млн-1 металла VIII группы, выбранного из группы, состоящей из родия, иридия и их смеси.
21. Способ по п.18, в котором пространственно-временной выход производства уксусной кислоты составляет по крайней мере 15 г-моль/л/ч.
22. Способ по п.19, в котором пространственно-временной выход производства уксусной кислоты составляет по крайней мере 20 г-моль/л/ч.
23. Способ по п.20, в котором пространственно-временной выход производства уксусной кислоты составляет по крайней мере 30 г-моль/л/ч.
24. Способ по п.23, в котором метилиодид присутствует в диапазоне от примерно 5,0 до примерно 10,0 мас.% от реакционной смеси.
25. Способ по п.21, в котором концентрация воды в реакционной смеси находится в диапазоне от примерно 0,1 до примерно 3,5 мас.%.
26. Способ по п.21, где концентрация воды в реакционной смеси находится в диапазоне от примерно 0,1 до примерно 2,0 мас.%.
27. Способ по п.25, в котором диоксид углерода и метан образуются в реакционной смеси, и где пространственно-временной выход производства метана превосходит пространственно-временной выход получения диоксида углерода.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/328,065 | 2002-12-23 | ||
| US10/328,065 US7005541B2 (en) | 2002-12-23 | 2002-12-23 | Low water methanol carbonylation process for high acetic acid production and for water balance control |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2005123377A true RU2005123377A (ru) | 2006-01-20 |
| RU2329249C2 RU2329249C2 (ru) | 2008-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2005123377/04A RU2329249C2 (ru) | 2002-12-23 | 2003-11-18 | Способ получения уксусной кислоты (варианты) |
Country Status (22)
| Country | Link |
|---|---|
| US (1) | US7005541B2 (ru) |
| EP (1) | EP1590313B1 (ru) |
| JP (3) | JP4588458B2 (ru) |
| KR (1) | KR100987864B1 (ru) |
| CN (1) | CN100341836C (ru) |
| AT (1) | ATE386009T1 (ru) |
| AU (1) | AU2003291106C1 (ru) |
| BR (1) | BR0317704A (ru) |
| CA (1) | CA2507497C (ru) |
| DE (1) | DE60319148T2 (ru) |
| ES (1) | ES2300637T3 (ru) |
| MX (1) | MXPA05006845A (ru) |
| MY (1) | MY146585A (ru) |
| NO (1) | NO333287B1 (ru) |
| NZ (1) | NZ541220A (ru) |
| PL (1) | PL208839B1 (ru) |
| RS (1) | RS52570B (ru) |
| RU (1) | RU2329249C2 (ru) |
| TW (1) | TWI290918B (ru) |
| UA (1) | UA80312C2 (ru) |
| WO (1) | WO2004060846A1 (ru) |
| ZA (1) | ZA200504110B (ru) |
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