AR086133A1 - Proceso para controlar un rehervidor durante la recuperacion de alcohol y la formacion reducida de esteres - Google Patents
Proceso para controlar un rehervidor durante la recuperacion de alcohol y la formacion reducida de esteresInfo
- Publication number
- AR086133A1 AR086133A1 ARP120101474A AR086133A1 AR 086133 A1 AR086133 A1 AR 086133A1 AR P120101474 A ARP120101474 A AR P120101474A AR 086133 A1 AR086133 A1 AR 086133A1
- Authority
- AR
- Argentina
- Prior art keywords
- ethanol
- ethyl acetate
- product
- distillate
- reboiler
- Prior art date
Links
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 title abstract 19
- 238000000034 method Methods 0.000 title abstract 3
- 230000015572 biosynthetic process Effects 0.000 title abstract 2
- 238000011084 recovery Methods 0.000 title 1
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 abstract 18
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 9
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 abstract 2
- 238000004821 distillation Methods 0.000 abstract 2
- 150000002148 esters Chemical class 0.000 abstract 2
- 238000009835 boiling Methods 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 238000005984 hydrogenation reaction Methods 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 239000002699 waste material Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/132—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group
- C07C29/136—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH
- C07C29/147—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of carboxylic acids or derivatives thereof
- C07C29/149—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of carboxylic acids or derivatives thereof with hydrogen or hydrogen-containing gases
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
- C07C29/80—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
La presente se refiere a procesos para la separación de etanol de un producto de etanol crudo obtenido de la hidrogenación de ácido acético. El producto de etanol crudo se separa en una o más columnas. Se utiliza un rehervidor luego de una o más de las columnas para reducir la formación de ésteres.Reivindicación 1: Un proceso para producir etanol, que comprende: hidrogenar ácido acético y/o un éster del mismo en un reactor en presencia de un catalizador para formar un producto de etanol crudo; separar al menos una porción del producto de etanol crudo en una primera columna de destilación para proporcionar un primer destilado que comprende acetaldehído y acetato de etilo y una parte inferior de la torre que comprende etanol, ácido acético, y agua; alimentar la parte inferior de la torre a un rehervidor para generar una corriente de vapor de rehervidor, y un producto de residuo, en donde el acetato de etilo se forma en el rehervidor y el producto residual comprende menos de 1,5% en peso de acetato de etilo, preferentemente menos de 1,1% en peso de acetato de etilo; separar al menos una porción del producto residual en una segunda columna de destilación para proporcionar un segundo residuo que comprende componentes de alto punto de ebullición y un segundo destilado que comprende etanol, y acetato de etilo; y separar al menos una porción del segundo destilado para proporcionar un tercer destilado que comprende acetato de etilo y un tercer residuo que comprende etanol.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13/094,588 US8686200B2 (en) | 2011-04-26 | 2011-04-26 | Process to recover alcohol from an acidic residue stream |
| US13/292,914 US8927784B2 (en) | 2011-04-26 | 2011-11-09 | Process to recover alcohol from an ethyl acetate residue stream |
| US201161576190P | 2011-12-15 | 2011-12-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AR086133A1 true AR086133A1 (es) | 2013-11-20 |
Family
ID=46028230
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ARP120101474 AR086133A1 (es) | 2011-04-26 | 2012-04-26 | Proceso para controlar un rehervidor durante la recuperacion de alcohol y la formacion reducida de esteres |
| ARP120101471 AR086131A1 (es) | 2011-04-26 | 2012-04-26 | Proceso para reducir etanol reciclado hasta reactor de hidrogenacion |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ARP120101471 AR086131A1 (es) | 2011-04-26 | 2012-04-26 | Proceso para reducir etanol reciclado hasta reactor de hidrogenacion |
Country Status (4)
| Country | Link |
|---|---|
| CN (1) | CN103140460B (es) |
| AR (2) | AR086133A1 (es) |
| TW (2) | TW201245127A (es) |
| WO (2) | WO2012149156A2 (es) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9000237B2 (en) * | 2012-12-20 | 2015-04-07 | Celanese International Corporation | Ethanol refining process using intermediate reboiler |
| CN105585428B (zh) * | 2014-10-22 | 2018-03-02 | 中国石油化工股份有限公司 | 一种具有低酸度的乙醇产品 |
| CN105669379B (zh) * | 2016-04-08 | 2018-02-23 | 河南顺达化工科技有限公司 | 一种醋酸乙酯加氢制备乙醇的工艺 |
| CN112142562B (zh) * | 2019-06-28 | 2022-08-02 | 国家能源投资集团有限责任公司 | 降低醋酸加氢制乙醇粗产物的分离能耗的方法和装置 |
Family Cites Families (33)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5026908A (en) | 1984-05-03 | 1991-06-25 | Hoechst Celanese Corporation | Methanol carbonylation process |
| US5144068A (en) | 1984-05-03 | 1992-09-01 | Hoechst Celanese Corporation | Methanol carbonylation process |
| US5001259A (en) | 1984-05-03 | 1991-03-19 | Hoechst Celanese Corporation | Methanol carbonylation process |
| US4615806B1 (en) | 1985-03-07 | 1994-05-03 | Hoechst Co American | Removal of iodide compounds from non-aqueous organic media |
| US4601782A (en) | 1985-06-20 | 1986-07-22 | International Business Machines Corp. | Reactive ion etching process |
| CA1299195C (en) | 1986-06-16 | 1992-04-21 | G. Paull Torrence | Addition of hydrogen to carbon monoxide feed gas in producing acetic acid by carbonylation of methanol |
| US5139981A (en) | 1987-06-24 | 1992-08-18 | Union Carbide Chemicals & Plastics Technology Corporation | Process for preparing silver(I)-exchanged resins |
| US5821111A (en) | 1994-03-31 | 1998-10-13 | Bioengineering Resources, Inc. | Bioconversion of waste biomass to useful products |
| USRE35377E (en) | 1993-05-27 | 1996-11-12 | Steinberg; Meyer | Process and apparatus for the production of methanol from condensed carbonaceous material |
| US5599976A (en) | 1995-04-07 | 1997-02-04 | Hoechst Celanese Corporation | Recovery of acetic acid from dilute aqueous streams formed during a carbonylation process |
| IN192600B (es) | 1996-10-18 | 2004-05-08 | Hoechst Celanese Corp | |
| WO2000053791A1 (en) | 1999-03-11 | 2000-09-14 | Dan Verser | Process for producing ethanol |
| US6232352B1 (en) | 1999-11-01 | 2001-05-15 | Acetex Limited | Methanol plant retrofit for acetic acid manufacture |
| US6627770B1 (en) | 2000-08-24 | 2003-09-30 | Celanese International Corporation | Method and apparatus for sequesting entrained and volatile catalyst species in a carbonylation process |
| US6657078B2 (en) | 2001-02-07 | 2003-12-02 | Celanese International Corporation | Low energy carbonylation process |
| US6685754B2 (en) | 2001-03-06 | 2004-02-03 | Alchemix Corporation | Method for the production of hydrogen-containing gaseous mixtures |
| US7115772B2 (en) | 2002-01-11 | 2006-10-03 | Celanese International Corporation | Integrated process for producing carbonylation acetic acid, acetic anhydride, or coproduction of each from a methyl acetate by-product stream |
| US7005541B2 (en) | 2002-12-23 | 2006-02-28 | Celanese International Corporation | Low water methanol carbonylation process for high acetic acid production and for water balance control |
| US7208624B2 (en) | 2004-03-02 | 2007-04-24 | Celanese International Corporation | Process for producing acetic acid |
| EP1741692A1 (en) | 2005-07-06 | 2007-01-10 | BP Chemicals Limited | Process for the conversion of hydrocarbons to C2-oxygenates |
| CA2676982A1 (en) | 2007-02-09 | 2008-08-14 | Zeachem, Inc. | Energy efficient methods to produce products |
| US7923405B2 (en) | 2007-09-07 | 2011-04-12 | Range Fuels, Inc. | Cobalt-molybdenum sulfide catalyst materials and methods for ethanol production from syngas |
| EP2060553A1 (en) * | 2007-11-14 | 2009-05-20 | BP p.l.c. | Process for the conversion of hydrocarbons into alcohol |
| SG185947A1 (en) * | 2007-11-14 | 2012-12-28 | Bp Plc | Process for the production of alcohol from a carbonaceous feedstock |
| CA2722735A1 (en) | 2008-05-07 | 2009-11-12 | Zeachem, Inc. | Recovery of organic acids |
| US8309772B2 (en) | 2008-07-31 | 2012-11-13 | Celanese International Corporation | Tunable catalyst gas phase hydrogenation of carboxylic acids |
| US7608744B1 (en) | 2008-07-31 | 2009-10-27 | Celanese International Corporation | Ethanol production from acetic acid utilizing a cobalt catalyst |
| US8471075B2 (en) | 2008-07-31 | 2013-06-25 | Celanese International Corporation | Processes for making ethanol from acetic acid |
| US7863489B2 (en) | 2008-07-31 | 2011-01-04 | Celanese International Corporation | Direct and selective production of ethanol from acetic acid utilizing a platinum/tin catalyst |
| US8501652B2 (en) | 2008-07-31 | 2013-08-06 | Celanese International Corporation | Catalysts for making ethanol from acetic acid |
| US8546622B2 (en) * | 2008-07-31 | 2013-10-01 | Celanese International Corporation | Process for making ethanol from acetic acid using acidic catalysts |
| US7588690B1 (en) | 2009-02-10 | 2009-09-15 | The Purolite Company | Method of iodide removal |
| US8710279B2 (en) | 2010-07-09 | 2014-04-29 | Celanese International Corporation | Hydrogenolysis of ethyl acetate in alcohol separation processes |
-
2012
- 2012-04-26 WO PCT/US2012/035208 patent/WO2012149156A2/en not_active Ceased
- 2012-04-26 AR ARP120101474 patent/AR086133A1/es not_active Application Discontinuation
- 2012-04-26 WO PCT/US2012/035220 patent/WO2012149164A1/en not_active Ceased
- 2012-04-26 CN CN201280003020.3A patent/CN103140460B/zh not_active Expired - Fee Related
- 2012-04-26 AR ARP120101471 patent/AR086131A1/es not_active Application Discontinuation
- 2012-04-26 TW TW101114966A patent/TW201245127A/zh unknown
- 2012-04-26 TW TW101114947A patent/TW201245125A/zh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012149164A1 (en) | 2012-11-01 |
| TW201245125A (en) | 2012-11-16 |
| WO2012149156A3 (en) | 2012-12-27 |
| CN103140460B (zh) | 2015-08-19 |
| WO2012149156A2 (en) | 2012-11-01 |
| TW201245127A (en) | 2012-11-16 |
| CN103140460A (zh) | 2013-06-05 |
| AR086131A1 (es) | 2013-11-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AR086130A1 (es) | Proceso para recuperar alcohol con reduccion de la cantidad de agua de la parte superior de la columna de acido | |
| AR086057A1 (es) | Proceso para producir etanol que incluye recuperar alcohol de una corriente de residuo acidico | |
| AR083441A1 (es) | Proceso para la recuperacion de promotores de halogeno y para la eliminacion de los compuestos reductores de permanganato | |
| WO2011097211A3 (en) | Process for purifying ethanol | |
| AR082279A1 (es) | Procesos de baja energia para la recuperacion de alcohol | |
| WO2012006219A3 (en) | Liquid esterification for the production of alcohols | |
| WO2012006229A3 (en) | Process for obtaining ethanol by separation of vapor crude ethanol product | |
| WO2011097220A3 (en) | Process for producing ethanol using an extractive distillation column | |
| BR112012028566A2 (pt) | processo para produção de álcool integrando corrente de alimentação de ácido acético que compreende água do processo de carbonilação | |
| MX2012012909A (es) | Separacion de etanol y acetato de etilo bajo condiciones de baja presion. | |
| WO2011097193A3 (en) | Process for purifying a crude ethanol product | |
| AR086053A1 (es) | Control de agua en la produccion de alcohol a partir de una hidrogenacion | |
| AR086133A1 (es) | Proceso para controlar un rehervidor durante la recuperacion de alcohol y la formacion reducida de esteres | |
| AR087426A1 (es) | Procedimiento para producir etanol | |
| WO2011097214A3 (en) | Processes for producing anhydrous ethanol compositions | |
| AR086132A1 (es) | Proceso para recuperar el alcohol por medio de reactores secundarios para la hidrolisis de acetal | |
| RU2012137254A (ru) | Способы производства денатурированного этанола | |
| AR086059A1 (es) | Recuperacion del etanol con corrientes secundarias que regulan las concentraciones de alcoholes c | |
| BR112012019371A2 (pt) | processos para maximizar a formação de etanol na hidrogenação de ácido acético. | |
| AR086134A1 (es) | Proceso de separacion de alcohol de energia reducida con retiro de agua | |
| AR086202A1 (es) | Proceso para reducir la concentracion de acido acetico en un producto de alcohol en bruto | |
| AR086056A1 (es) | Remocion de agua de una corriente de acido acetico en la produccion de alcoholes | |
| AR088747A1 (es) | Reduccion de acetales durante el proceso de separacion de etanol | |
| AR087435A1 (es) | Proceso para separar etanol con bajo contenido de acido | |
| AR088900A1 (es) | Proceso para la recuperacion de etanol a partir de un proceso de hidrogenolisis |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FA | Abandonment or withdrawal |