EP4076532A4 - Veresterung von essigsäure aus der holzacetylierung mit alkoholen - Google Patents
Veresterung von essigsäure aus der holzacetylierung mit alkoholen Download PDFInfo
- Publication number
- EP4076532A4 EP4076532A4 EP19956668.8A EP19956668A EP4076532A4 EP 4076532 A4 EP4076532 A4 EP 4076532A4 EP 19956668 A EP19956668 A EP 19956668A EP 4076532 A4 EP4076532 A4 EP 4076532A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- acetylation
- esterification
- alcohols
- wood
- acetic acid
- 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.)
- Pending
Links
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 title 3
- 230000021736 acetylation Effects 0.000 title 1
- 238000006640 acetylation reaction Methods 0.000 title 1
- 150000001298 alcohols Chemical class 0.000 title 1
- 230000032050 esterification Effects 0.000 title 1
- 238000005886 esterification reaction Methods 0.000 title 1
- 239000002023 wood Substances 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US2019/066474 WO2021126142A1 (en) | 2019-12-16 | 2019-12-16 | Esterification of acetic acid recovered from wood acetylation with alcohols |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP4076532A1 EP4076532A1 (de) | 2022-10-26 |
| EP4076532A4 true EP4076532A4 (de) | 2023-09-13 |
Family
ID=76477754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP19956668.8A Pending EP4076532A4 (de) | 2019-12-16 | 2019-12-16 | Veresterung von essigsäure aus der holzacetylierung mit alkoholen |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP4076532A4 (de) |
| CN (1) | CN114786728A (de) |
| WO (1) | WO2021126142A1 (de) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009091520A1 (en) * | 2008-01-15 | 2009-07-23 | Eastman Chemical Company | Carboxylic acid production process employing solvent from esterification of lignocellulosic material |
| WO2009120257A1 (en) * | 2008-03-27 | 2009-10-01 | Celanese International Corporation | Purification of acetic acid from wood acetylation process |
| US20120323039A1 (en) * | 2008-01-15 | 2012-12-20 | Eastman Chemical Company | Carboxylic acid production process employing solvent from esterification of lignocellulosic material |
| CN105773767B (zh) * | 2016-04-20 | 2018-02-13 | 江苏金聚合金材料有限公司 | 一种木材乙酰化及联产醋酸酯的方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1400849A (en) * | 1918-08-07 | 1921-12-20 | Us Ind Alcohol Co | Continuous process for the manufacture of esters |
| NZ531217A (en) | 2004-02-18 | 2005-12-23 | Nz Forest Research Inst Ltd | Impregnation process |
| US8846988B2 (en) * | 2010-07-09 | 2014-09-30 | Celanese International Corporation | Liquid esterification for the production of alcohols |
| RU2732578C2 (ru) * | 2014-12-02 | 2020-09-21 | Солвей Ацетов Гмбх | Способ получения ангидрида карбоновой кислоты |
-
2019
- 2019-12-16 EP EP19956668.8A patent/EP4076532A4/de active Pending
- 2019-12-16 CN CN201980102941.7A patent/CN114786728A/zh active Pending
- 2019-12-16 WO PCT/US2019/066474 patent/WO2021126142A1/en not_active Ceased
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009091520A1 (en) * | 2008-01-15 | 2009-07-23 | Eastman Chemical Company | Carboxylic acid production process employing solvent from esterification of lignocellulosic material |
| US20120323039A1 (en) * | 2008-01-15 | 2012-12-20 | Eastman Chemical Company | Carboxylic acid production process employing solvent from esterification of lignocellulosic material |
| WO2009120257A1 (en) * | 2008-03-27 | 2009-10-01 | Celanese International Corporation | Purification of acetic acid from wood acetylation process |
| CN105773767B (zh) * | 2016-04-20 | 2018-02-13 | 江苏金聚合金材料有限公司 | 一种木材乙酰化及联产醋酸酯的方法 |
Non-Patent Citations (1)
| Title |
|---|
| See also references of WO2021126142A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114786728A (zh) | 2022-07-22 |
| EP4076532A1 (de) | 2022-10-26 |
| WO2021126142A1 (en) | 2021-06-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
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| 17P | Request for examination filed |
Effective date: 20220504 |
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| AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
| DAV | Request for validation of the european patent (deleted) | ||
| DAX | Request for extension of the european patent (deleted) | ||
| A4 | Supplementary search report drawn up and despatched |
Effective date: 20230814 |
|
| RIC1 | Information provided on ipc code assigned before grant |
Ipc: C07H 3/06 20060101ALI20230808BHEP Ipc: C07C 69/12 20060101ALI20230808BHEP Ipc: C07C 67/08 20060101ALI20230808BHEP Ipc: A61K 9/48 20060101ALI20230808BHEP Ipc: A61K 47/38 20060101AFI20230808BHEP |
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| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
| 17Q | First examination report despatched |
Effective date: 20241203 |