ATE449055T1 - Entfernung permanganatreduzierender verunreinigungen aus essigsäure - Google Patents
Entfernung permanganatreduzierender verunreinigungen aus essigsäureInfo
- Publication number
- ATE449055T1 ATE449055T1 AT07755451T AT07755451T ATE449055T1 AT E449055 T1 ATE449055 T1 AT E449055T1 AT 07755451 T AT07755451 T AT 07755451T AT 07755451 T AT07755451 T AT 07755451T AT E449055 T1 ATE449055 T1 AT E449055T1
- Authority
- AT
- Austria
- Prior art keywords
- acetic acid
- reducing impurities
- removal
- permanganate
- permanganate reducing
- Prior art date
Links
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 title abstract 12
- 239000012535 impurity Substances 0.000 title abstract 4
- KFSLWBXXFJQRDL-UHFFFAOYSA-N Peracetic acid Chemical compound CC(=O)OO KFSLWBXXFJQRDL-UHFFFAOYSA-N 0.000 abstract 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- MLUCVPSAIODCQM-NSCUHMNNSA-N crotonaldehyde Chemical compound C\C=C\C=O MLUCVPSAIODCQM-NSCUHMNNSA-N 0.000 abstract 1
- MLUCVPSAIODCQM-UHFFFAOYSA-N crotonaldehyde Natural products CC=CC=O MLUCVPSAIODCQM-UHFFFAOYSA-N 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Peptides Or Proteins (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/499,551 US7208625B1 (en) | 2006-08-04 | 2006-08-04 | Removing permanganate-reducing impurities from acetic acid |
| PCT/US2007/009193 WO2008016400A1 (en) | 2006-08-04 | 2007-04-16 | Removing permanganate-reducing impurities from acetic acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE449055T1 true ATE449055T1 (de) | 2009-12-15 |
Family
ID=37950774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT07755451T ATE449055T1 (de) | 2006-08-04 | 2007-04-16 | Entfernung permanganatreduzierender verunreinigungen aus essigsäure |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US7208625B1 (de) |
| EP (1) | EP2046712B1 (de) |
| CN (1) | CN101500979B (de) |
| AT (1) | ATE449055T1 (de) |
| BR (1) | BRPI0715083B1 (de) |
| DE (1) | DE602007003378D1 (de) |
| WO (1) | WO2008016400A1 (de) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7345197B1 (en) | 2007-06-05 | 2008-03-18 | Lyondell Chemical Technology, L.P. | Preparation of acetic acid |
| US7390919B1 (en) | 2007-10-01 | 2008-06-24 | Lyondell Chemical Technology, L.P. | Methyl acetate purification and carbonylation |
| US8076508B2 (en) * | 2008-12-08 | 2011-12-13 | Lyondell Chemical Technology | Preparation of acetic acid |
| US8114671B2 (en) * | 2009-10-30 | 2012-02-14 | Lyondell Chemical Technology, L.P. | Method for quantifying permanganate-reducing compounds |
| US8293534B2 (en) * | 2009-10-30 | 2012-10-23 | Lyondell Chemical Technology, L.P. | Method for quantifying permanganate-reducing compounds |
| CN102971284B (zh) | 2010-05-18 | 2016-01-27 | 国际人造丝公司 | 生产乙酸的方法 |
| US8431740B2 (en) | 2010-07-21 | 2013-04-30 | Equistar Chemicals, Lp | Controlling decanter phase separation of acetic acid production process |
| CN102675081B (zh) * | 2012-05-23 | 2014-03-26 | 苏州晶瑞化学有限公司 | 一种高纯乙酸的制备方法 |
| EP3555036A1 (de) * | 2016-12-19 | 2019-10-23 | SABIC Global Technologies B.V. | Verfahren zur reinigung von essigsäure |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3769329A (en) | 1970-03-12 | 1973-10-30 | Monsanto Co | Production of carboxylic acids and esters |
| JPH0635418B2 (ja) * | 1984-08-27 | 1994-05-11 | ダイセル化学工業株式会社 | 酢酸の精製方法 |
| DE3612504A1 (de) * | 1985-09-30 | 1987-04-09 | Hoechst Ag | Verfahren zur abtrennung von jod und dessen verbindungen aus den bei der carbbonylierung von dimethylether, methylacetat oder methanol erhaltenden carbonylierungsprodukten |
| US5202481A (en) | 1987-12-23 | 1993-04-13 | Hoechst Celanese Corporation | Purification of acetic acid produced by the low water carbonylation of methanol by treatment with ozone |
| US5155265A (en) | 1987-12-23 | 1992-10-13 | Hoechst Celanese Corporation | Purification of acetic acid with ozone followed by treatment with activated carbon and/or an ion-exchange resin |
| US5155266A (en) | 1987-12-23 | 1992-10-13 | Hoechst Celanese Corporation | Purification of acetic acid with ozone in the presence of an oxidation catalyst |
| GB9100216D0 (en) * | 1991-01-05 | 1991-02-20 | Bp Chem Int Ltd | Process |
| AU639630B2 (en) | 1991-01-28 | 1993-07-29 | Celanese International Corporation | Removal of carbonyl impurities from carbonylation process stream |
| JP3220234B2 (ja) * | 1992-07-07 | 2001-10-22 | ダイセル化学工業株式会社 | オゾンによる無水酢酸または無水酢酸および酢酸の混合物の精製法 |
| US5625095A (en) | 1994-06-15 | 1997-04-29 | Daicel Chemical Industries, Ltd. | Process for producing high purity acetic acid |
| US5783731A (en) | 1995-09-11 | 1998-07-21 | Hoechst Celanese Corporation | Removal of carbonyl impurities from a carbonylation process stream |
| US5817869A (en) | 1995-10-03 | 1998-10-06 | Quantum Chemical Corporation | Use of pentavalent Group VA oxides in acetic acid processing |
| DE19610881B4 (de) | 1995-12-07 | 2008-01-10 | Limo Patentverwaltung Gmbh & Co. Kg | Mikrosystembaustein |
| US6339171B1 (en) | 1996-10-18 | 2002-01-15 | Celanese International Corporation | Removal or reduction of permanganate reducing compounds and alkyl iodides from a carbonylation process stream |
| IN192600B (de) | 1996-10-18 | 2004-05-08 | Hoechst Celanese Corp | |
| DE69901652T2 (de) | 1998-04-25 | 2004-04-08 | Bp Chemicals Ltd. | Reinigungsverfahren |
| US6323364B1 (en) | 1999-08-31 | 2001-11-27 | Celanese International Corporation | Rhodium/inorganic iodide catalyst system for methanol carbonylation process with improved impurity profile |
| US6667418B2 (en) * | 2002-04-16 | 2003-12-23 | Celanese International Corporation | Oxidation treatment of a recycle stream in production of acetic acid by methanol carbonylation |
-
2006
- 2006-08-04 US US11/499,551 patent/US7208625B1/en active Active
-
2007
- 2007-04-16 AT AT07755451T patent/ATE449055T1/de not_active IP Right Cessation
- 2007-04-16 WO PCT/US2007/009193 patent/WO2008016400A1/en not_active Ceased
- 2007-04-16 DE DE602007003378T patent/DE602007003378D1/de active Active
- 2007-04-16 EP EP07755451A patent/EP2046712B1/de not_active Not-in-force
- 2007-04-16 BR BRPI0715083A patent/BRPI0715083B1/pt not_active IP Right Cessation
- 2007-04-16 CN CN200780029110.9A patent/CN101500979B/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101500979B (zh) | 2012-12-12 |
| CN101500979A (zh) | 2009-08-05 |
| US7208625B1 (en) | 2007-04-24 |
| BRPI0715083B1 (pt) | 2016-12-06 |
| EP2046712A1 (de) | 2009-04-15 |
| WO2008016400A1 (en) | 2008-02-07 |
| EP2046712B1 (de) | 2009-11-18 |
| DE602007003378D1 (de) | 2009-12-31 |
| BRPI0715083A2 (pt) | 2012-12-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |