MX2014011590A - Procedimiento para separar acidos aril carboxilicos. - Google Patents
Procedimiento para separar acidos aril carboxilicos.Info
- Publication number
- MX2014011590A MX2014011590A MX2014011590A MX2014011590A MX2014011590A MX 2014011590 A MX2014011590 A MX 2014011590A MX 2014011590 A MX2014011590 A MX 2014011590A MX 2014011590 A MX2014011590 A MX 2014011590A MX 2014011590 A MX2014011590 A MX 2014011590A
- Authority
- MX
- Mexico
- Prior art keywords
- aryl carboxylic
- carboxylic acids
- determined
- temperature
- mixture
- Prior art date
Links
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
- C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/80—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
En la presente descripción, se divulga un procedimiento para la separación de ácidos aril carboxílicos a partir de una mezcla que comprende varios ácidos aril carboxílicos, en cuyo procedimiento comprende las etapas de calentar una primera mezcla que consiste en al menos dos ácidos aril carboxílicos, donde cada uno de dichos ácidos aril carboxílicos tiene una temperatura de licuefacción y de precipitación predeterminadas, con al menos un compuesto iónico, a una temperatura predeterminada para obtener una composición licuada; y enfriar la composición licuada, bajo condiciones de temperatura controladas, para cristalizar y precipitar, de forma fraccionaria, un ácido aril carboxílico . Se aísla el ácido aril carboxílico precipitado y el licor madre obtenido se somete a la repetición de los pasos de enfriado hasta que cada uno de los restantes ácidos aril carboxílicos precipitan uno a uno. El licor madre permanece en forma licuada.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IN850MU2012 | 2012-03-27 | ||
PCT/IN2013/000195 WO2013164852A1 (en) | 2012-03-27 | 2013-03-25 | A process for separating aryl carboxylic acids |
Publications (1)
Publication Number | Publication Date |
---|---|
MX2014011590A true MX2014011590A (es) | 2015-03-03 |
Family
ID=48914393
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2014011590A MX2014011590A (es) | 2012-03-27 | 2013-03-25 | Procedimiento para separar acidos aril carboxilicos. |
Country Status (12)
Country | Link |
---|---|
US (1) | US9238611B2 (es) |
EP (1) | EP2831027A1 (es) |
JP (1) | JP2015516385A (es) |
KR (1) | KR20140139051A (es) |
CN (1) | CN104254513B (es) |
CA (1) | CA2868245A1 (es) |
HK (1) | HK1206710A1 (es) |
MX (1) | MX2014011590A (es) |
MY (1) | MY168542A (es) |
SA (1) | SA113340418B1 (es) |
TW (1) | TW201343622A (es) |
WO (1) | WO2013164852A1 (es) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2939307A1 (en) * | 2014-02-20 | 2015-08-27 | Suresh Shantilal Jain | A catalyst recovery and recycling process during aromatic carboxylic acid production |
CN105315164A (zh) * | 2014-08-01 | 2016-02-10 | 中国科学院大连化学物理研究所 | 一类环境友好的胆碱离子液体及其制备方法 |
CN108840311B (zh) * | 2018-06-22 | 2022-04-22 | 南京大学 | 一种以低共熔溶剂为介质的硫化氢液相氧化脱除法 |
CN114149317B (zh) * | 2021-12-17 | 2024-03-29 | 福建南平龙晟香精香料有限公司 | 一种乙酸苄酯生产废水回收利用的方法及设备 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5767311A (en) * | 1995-06-07 | 1998-06-16 | Glitsch International, Inc. | Method and apparatus for preparing purified terephtalic acid |
DE10314203B4 (de) * | 2003-03-28 | 2005-10-06 | Stockhausen Gmbh | Verfahren zur Abtrennung von (Meth)Acrylsäure aus einer (Meth)Acrylsäure-haltigen Zusammensetzung |
KR100843594B1 (ko) * | 2005-09-07 | 2008-07-03 | 주식회사 엘지화학 | 액상 산화 반응을 이용한 알데히드 화합물로부터의유기산의 제조 방법 |
US8309760B2 (en) * | 2007-05-31 | 2012-11-13 | University Of Alabama | Process for purification of aryl carboxylic acids |
US8754254B2 (en) * | 2010-06-30 | 2014-06-17 | Uop Llc | Process for purifying terephthalic acid |
-
2013
- 2013-03-25 CA CA2868245A patent/CA2868245A1/en not_active Abandoned
- 2013-03-25 EP EP13744841.1A patent/EP2831027A1/en not_active Withdrawn
- 2013-03-25 CN CN201380016793.XA patent/CN104254513B/zh not_active Expired - Fee Related
- 2013-03-25 US US14/387,652 patent/US9238611B2/en not_active Expired - Fee Related
- 2013-03-25 MX MX2014011590A patent/MX2014011590A/es unknown
- 2013-03-25 JP JP2015502558A patent/JP2015516385A/ja not_active Ceased
- 2013-03-25 MY MYPI2014702829A patent/MY168542A/en unknown
- 2013-03-25 KR KR20147029686A patent/KR20140139051A/ko not_active Application Discontinuation
- 2013-03-25 WO PCT/IN2013/000195 patent/WO2013164852A1/en active Application Filing
- 2013-03-26 SA SA113340418A patent/SA113340418B1/ar unknown
- 2013-03-27 TW TW102110995A patent/TW201343622A/zh unknown
-
2015
- 2015-07-28 HK HK15107200.4A patent/HK1206710A1/xx unknown
Also Published As
Publication number | Publication date |
---|---|
MY168542A (en) | 2018-11-12 |
HK1206710A1 (en) | 2016-01-15 |
CA2868245A1 (en) | 2013-11-07 |
JP2015516385A (ja) | 2015-06-11 |
SA113340418B1 (ar) | 2015-07-23 |
US9238611B2 (en) | 2016-01-19 |
WO2013164852A1 (en) | 2013-11-07 |
US20150065748A1 (en) | 2015-03-05 |
CN104254513B (zh) | 2017-03-22 |
TW201343622A (zh) | 2013-11-01 |
KR20140139051A (ko) | 2014-12-04 |
CN104254513A (zh) | 2014-12-31 |
EP2831027A1 (en) | 2015-02-04 |
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