MX357161B - Metodo para remover un ester de una mezcla de vapor. - Google Patents
Metodo para remover un ester de una mezcla de vapor.Info
- Publication number
- MX357161B MX357161B MX2015000960A MX2015000960A MX357161B MX 357161 B MX357161 B MX 357161B MX 2015000960 A MX2015000960 A MX 2015000960A MX 2015000960 A MX2015000960 A MX 2015000960A MX 357161 B MX357161 B MX 357161B
- Authority
- MX
- Mexico
- Prior art keywords
- ester
- aqueous solution
- reaction step
- vapor mixture
- precedes
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8668—Removing organic compounds not provided for in B01D53/8603 - B01D53/8665
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1425—Regeneration of liquid absorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1493—Selection of liquid materials for use as absorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/96—Regeneration, reactivation or recycling of reactants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/202—Alkali metals
- B01D2255/2022—Potassium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/202—Alkali metals
- B01D2255/2027—Sodium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/204—Alkaline earth metals
- B01D2255/2045—Calcium
Abstract
Se describe un método para la remoción de un éster (3´) de una mezcla de vapor (5´) que contiene el éster (3´). El método comprende los pasos de poner la mezcla (5´) de vapor (5) en contacto con una solución acuosa (6´) que contiene el ácido (4´) que corresponde al éster (3´), donde una porción del éster (3´) es disuelta o de otro transformada a la solución acuosa (6´) y la solución acuosa (6´) es después del contacto puesta en circulación, la solución acuosa, (6´) es procesada en la circulación (73) en un proceso que comprende: un paso de calentamiento (240), una (10) paso de reacción (250) que tiene un tiempo de residencia y una temperatura, un paso de enfriamiento (260), donde el paso de calentamiento (240) precede al paso de reacción (250), el paso de reacción (250) precede al paso de enfriamiento (260), y el tiempo de residencia y la temperatura en el paso de reacción (250) son suficientes para reducir sustancialmente el contenido del éster (3´) en la solución acuosa (6´). La invención se relaciona (15) además con un aparato 1 para llevar a cabo el proceso. La presente invención se relaciona además también con el uso del aparato (1) en el método de la invención, preferiblemente para la producción de una lactida (13´) o un polímero de ácido poliláctico (12´).
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP12177650 | 2012-07-24 | ||
PCT/EP2013/058394 WO2014015999A1 (en) | 2012-07-24 | 2013-04-23 | Method for removing an ester from a vapor mixture |
Publications (2)
Publication Number | Publication Date |
---|---|
MX2015000960A MX2015000960A (es) | 2015-04-16 |
MX357161B true MX357161B (es) | 2018-06-28 |
Family
ID=48444337
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2015000960A MX357161B (es) | 2012-07-24 | 2013-04-23 | Metodo para remover un ester de una mezcla de vapor. |
Country Status (18)
Country | Link |
---|---|
US (1) | US9700840B2 (es) |
EP (1) | EP2854991B1 (es) |
JP (1) | JP6117356B2 (es) |
KR (1) | KR102052488B1 (es) |
CN (1) | CN104619398B (es) |
AU (1) | AU2013295366A1 (es) |
BR (1) | BR112015001292B1 (es) |
CA (1) | CA2879358C (es) |
DK (1) | DK2854991T3 (es) |
ES (1) | ES2799501T3 (es) |
IN (1) | IN2015DN00377A (es) |
MX (1) | MX357161B (es) |
MY (1) | MY168977A (es) |
NZ (1) | NZ703552A (es) |
PH (1) | PH12015500173A1 (es) |
RU (1) | RU2610759C2 (es) |
TW (1) | TW201425378A (es) |
WO (1) | WO2014015999A1 (es) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2775609T3 (es) | 2014-09-17 | 2020-07-27 | Sulzer Management Ag | Un procedimiento para estabilizar una composición de fase condensada incluyendo un éster cíclico en un proceso de fabricación de un poliéster o de lactida |
US10493248B2 (en) * | 2016-11-09 | 2019-12-03 | Medtronic Vascular, Inc. | Chordae tendineae management devices for use with a valve prosthesis delivery system and methods of use thereof |
BE1029670B1 (fr) | 2021-08-02 | 2023-03-06 | Futerro Sa | Procédé de récupération de lactide et d'acide lactique lors des étapes de production de polylactide (PLA) |
EP4140978A1 (fr) | 2021-08-26 | 2023-03-01 | Futerro S.A. | Procédé de préparation d'acide acrylique ou d'ester d'acide acrylique par déshydratation catalytique à partir d'un flux de recyclage d'un procédé de production d'acide polylactique |
CN114573797A (zh) * | 2022-04-01 | 2022-06-03 | 温州邦鹿化工有限公司 | 一种丙交酯生产聚乳酸切片连续聚合工艺 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4708721A (en) * | 1984-12-03 | 1987-11-24 | General Signal Corporation | Solvent absorption and recovery system |
US5266706A (en) * | 1990-10-23 | 1993-11-30 | E. I. Du Pont De Nemours & Company | Solvent scrubbing recovery of lactide and other dimeric cyclic esters |
DE4040334C2 (de) * | 1990-12-17 | 1999-12-02 | Gewerk Keramchemie | Verfahren und Vorrichtung zur Rückgewinnung von Lösungsmitteln aus einem Abluftstrom |
JP3343477B2 (ja) * | 1996-07-03 | 2002-11-11 | 株式会社神戸製鋼所 | ポリ乳酸の製造方法 |
WO1998036012A1 (en) | 1997-02-14 | 1998-08-20 | Fortum Oil And Gas Oy | Method for the removal and recovery of lactide from polylactide |
DE10316466A1 (de) | 2003-04-09 | 2004-10-28 | Basf Ag | Kühlung und Reinigung von Gasströmen |
AU2007253464B2 (en) * | 2006-05-18 | 2011-06-16 | Basf Se | Removal of acid gases from a fluid flow by means of reduced coabsorption of hydrocarbons and oxygen |
ES2359086T3 (es) * | 2007-09-03 | 2011-05-18 | Uhde Inventa-Fischer Gmbh | Procedimiento para purificar vapores de proceso en la preparación de polilactida. |
WO2009121830A1 (en) | 2008-03-31 | 2009-10-08 | Purac Biochem Bv | Method for manufacturing stable polylactide |
MX2011001111A (es) | 2008-07-31 | 2011-06-16 | Purac Biochem Bv | Procedimiento para la produccion continua de poliesteres. |
DE102011017032A1 (de) * | 2011-04-14 | 2012-10-18 | Linde Aktiengesellschaft | Verfahren und Anlage zur Abreicherung von Stickoxiden aus sauerstoffhaltigen Gasströmen |
-
2013
- 2013-04-23 WO PCT/EP2013/058394 patent/WO2014015999A1/en active Application Filing
- 2013-04-23 CA CA2879358A patent/CA2879358C/en active Active
- 2013-04-23 RU RU2015105784A patent/RU2610759C2/ru active
- 2013-04-23 NZ NZ703552A patent/NZ703552A/en not_active IP Right Cessation
- 2013-04-23 MY MYPI2015700142A patent/MY168977A/en unknown
- 2013-04-23 KR KR1020157004656A patent/KR102052488B1/ko active IP Right Grant
- 2013-04-23 EP EP13722703.9A patent/EP2854991B1/en active Active
- 2013-04-23 MX MX2015000960A patent/MX357161B/es active IP Right Grant
- 2013-04-23 IN IN377DEN2015 patent/IN2015DN00377A/en unknown
- 2013-04-23 ES ES13722703T patent/ES2799501T3/es active Active
- 2013-04-23 CN CN201380038844.9A patent/CN104619398B/zh active Active
- 2013-04-23 US US14/415,784 patent/US9700840B2/en active Active
- 2013-04-23 JP JP2015523451A patent/JP6117356B2/ja active Active
- 2013-04-23 BR BR112015001292-2A patent/BR112015001292B1/pt active IP Right Grant
- 2013-04-23 AU AU2013295366A patent/AU2013295366A1/en not_active Abandoned
- 2013-04-23 DK DK13722703.9T patent/DK2854991T3/da active
- 2013-07-19 TW TW102125939A patent/TW201425378A/zh unknown
-
2015
- 2015-01-26 PH PH12015500173A patent/PH12015500173A1/en unknown
Also Published As
Publication number | Publication date |
---|---|
EP2854991B1 (en) | 2020-04-08 |
DK2854991T3 (da) | 2020-07-13 |
KR20150032592A (ko) | 2015-03-26 |
MX2015000960A (es) | 2015-04-16 |
JP6117356B2 (ja) | 2017-04-19 |
NZ703552A (en) | 2016-08-26 |
KR102052488B1 (ko) | 2020-01-08 |
MY168977A (en) | 2019-01-29 |
CA2879358A1 (en) | 2014-01-30 |
BR112015001292A2 (pt) | 2017-07-04 |
CA2879358C (en) | 2020-09-15 |
RU2015105784A (ru) | 2016-09-10 |
WO2014015999A1 (en) | 2014-01-30 |
CN104619398B (zh) | 2017-06-06 |
EP2854991A1 (en) | 2015-04-08 |
US9700840B2 (en) | 2017-07-11 |
RU2610759C2 (ru) | 2017-02-15 |
US20150151247A1 (en) | 2015-06-04 |
ES2799501T3 (es) | 2020-12-18 |
AU2013295366A1 (en) | 2015-01-29 |
IN2015DN00377A (es) | 2015-06-12 |
TW201425378A (zh) | 2014-07-01 |
CN104619398A (zh) | 2015-05-13 |
PH12015500173A1 (en) | 2015-03-16 |
JP2015530916A (ja) | 2015-10-29 |
BR112015001292B1 (pt) | 2021-07-06 |
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