AR064906A1 - Eliminacion de disposicion de tratamiento de aguas de desecho - Google Patents
Eliminacion de disposicion de tratamiento de aguas de desechoInfo
- Publication number
- AR064906A1 AR064906A1 ARP080100173A ARP080100173A AR064906A1 AR 064906 A1 AR064906 A1 AR 064906A1 AR P080100173 A ARP080100173 A AR P080100173A AR P080100173 A ARP080100173 A AR P080100173A AR 064906 A1 AR064906 A1 AR 064906A1
- Authority
- AR
- Argentina
- Prior art keywords
- water separation
- separation column
- heat exchanger
- processing plant
- polyester
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
- C08G63/785—Preparation processes characterised by the apparatus used
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Polyesters Or Polycarbonates (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Removal Of Specific Substances (AREA)
Abstract
Un método para reducir el agua de desecho en una planta de elaboracion de poliéster incluye un paso en el cual se abastece una composicion con contenido de etilenglicol de por lo menos uno de los reactores químicos a una columna de separacion de agua. La columna de separacion de agua se mantiene dentro de un rango de temperaturas predeterminado de manera tal que el acetaldehído que pueda estar presente en la columna de separacion de agua se mantenga sustancialmente en estado de vapor. Seguidamente se retira una mezcla de desechos-vapor que comprende uno o más compuestos orgánicos de la columna de separacion de agua y se la somete a combustion. La planta de elaboracion de poliéster incluye además, optativamente, una disposicion condensadora de rocío que consta de un intercambiador de calor, de tal manera que el intercambiador de calor entre en contacto con una composicion de etilenglicol caliente derivada de la columna de separacion de agua cuando el intercambiador de calor requiere limpieza. La planta de elaboracion de poliéster puede estar encerrada por un techo y paredes, de tal manera que el agua de lluvia no se contamine con las sustancias químicas orgánicas que puedan estar presentes en la planta de elaboracion de poliéster.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US89832707P | 2007-01-30 | 2007-01-30 | |
US11/934,271 US20080179247A1 (en) | 2007-01-30 | 2007-11-02 | Elimination of Wastewater Treatment System |
Publications (1)
Publication Number | Publication Date |
---|---|
AR064906A1 true AR064906A1 (es) | 2009-05-06 |
Family
ID=39666740
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ARP080100173A AR064906A1 (es) | 2007-01-30 | 2008-01-15 | Eliminacion de disposicion de tratamiento de aguas de desecho |
Country Status (12)
Country | Link |
---|---|
US (1) | US20080179247A1 (es) |
EP (1) | EP2115031A1 (es) |
JP (1) | JP5054124B2 (es) |
KR (1) | KR20090112678A (es) |
CN (1) | CN101595159A (es) |
AR (1) | AR064906A1 (es) |
BR (1) | BRPI0806781A8 (es) |
CA (1) | CA2675384A1 (es) |
MX (1) | MX2009005614A (es) |
RU (1) | RU2009132473A (es) |
TW (1) | TW200920762A (es) |
WO (1) | WO2008094395A1 (es) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5813328B2 (ja) * | 2010-01-22 | 2015-11-17 | 三菱化学株式会社 | 廃液処理方法、ポリエステルの製造方法、及びポリエステルの製造装置 |
CN102211985B (zh) * | 2010-04-08 | 2013-10-16 | 上海聚友化工有限公司 | 一种聚酯废水中回收乙二醇和乙醛的方法 |
US20140005352A1 (en) * | 2012-06-29 | 2014-01-02 | Invista North America S.A R.L. | Gas scrubber and related processes |
US9968865B1 (en) * | 2017-08-25 | 2018-05-15 | Wei Wu | Multiple effect with vapor compression distillation apparatus |
CN111205447A (zh) * | 2020-03-27 | 2020-05-29 | 中国石油化工股份有限公司 | 一种三釜聚酯工艺的改进流程 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3574772A (en) * | 1968-10-25 | 1971-04-13 | Halcon International Inc | Preparation of pure mono- and dipropylene glycol by plural stage distillation with side stream recovery |
US4835293A (en) * | 1987-02-24 | 1989-05-30 | E. I. Du Pont De Nemours And Company | Atmospheric pressure process for preparing pure cyclic esters |
JPH0743112B2 (ja) * | 1989-05-29 | 1995-05-15 | 三井造船株式会社 | 固形残査を燃料とする加熱炉 |
US5434239A (en) * | 1993-10-18 | 1995-07-18 | E. I. Du Pont De Nemours And Company | Continuous polyester process |
US5420316A (en) * | 1994-02-10 | 1995-05-30 | Henkel Corporation | Process for making carboxylic acids |
US5696285A (en) * | 1995-12-29 | 1997-12-09 | Praxair Technology, Inc. | Production of terephthalic acid with excellent optical properties through the use of pure or nearly pure oxygen as the oxidant in p-xylene oxidation |
US6137001A (en) * | 1998-02-11 | 2000-10-24 | Bp Amoco Corporation | Process for preparing aromatic carboxylic acids with efficient treatments of gaseous effluent |
US6906164B2 (en) * | 2000-12-07 | 2005-06-14 | Eastman Chemical Company | Polyester process using a pipe reactor |
PT2311897E (pt) * | 2000-12-07 | 2015-08-25 | Grupo Petrotemex Sa De Cv | Processo de preparação de poliéster de baixo custo utilizando um reator tubular |
US6479619B1 (en) * | 2001-03-15 | 2002-11-12 | E. I. Du Pont De Nemours And Company | Sulfoisophthalic acid solution process therewith |
US20060046217A1 (en) * | 2004-09-02 | 2006-03-02 | Parker Joseph L | Waste treatment system for PTA and PET manufacturing plants |
-
2007
- 2007-11-02 US US11/934,271 patent/US20080179247A1/en not_active Abandoned
-
2008
- 2008-01-15 EP EP08713138A patent/EP2115031A1/en not_active Withdrawn
- 2008-01-15 CA CA002675384A patent/CA2675384A1/en not_active Abandoned
- 2008-01-15 JP JP2009548247A patent/JP5054124B2/ja active Active
- 2008-01-15 KR KR1020097016047A patent/KR20090112678A/ko active IP Right Grant
- 2008-01-15 CN CNA200880003498XA patent/CN101595159A/zh active Pending
- 2008-01-15 RU RU2009132473/04A patent/RU2009132473A/ru not_active Application Discontinuation
- 2008-01-15 BR BRPI0806781A patent/BRPI0806781A8/pt not_active Application Discontinuation
- 2008-01-15 AR ARP080100173A patent/AR064906A1/es unknown
- 2008-01-15 MX MX2009005614A patent/MX2009005614A/es unknown
- 2008-01-15 WO PCT/US2008/000502 patent/WO2008094395A1/en active Application Filing
- 2008-02-29 TW TW097107233A patent/TW200920762A/zh unknown
Also Published As
Publication number | Publication date |
---|---|
BRPI0806781A8 (pt) | 2019-01-15 |
CA2675384A1 (en) | 2008-08-07 |
MX2009005614A (es) | 2009-06-15 |
CN101595159A (zh) | 2009-12-02 |
RU2009132473A (ru) | 2011-03-10 |
US20080179247A1 (en) | 2008-07-31 |
EP2115031A1 (en) | 2009-11-11 |
TW200920762A (en) | 2009-05-16 |
JP2010516463A (ja) | 2010-05-20 |
KR20090112678A (ko) | 2009-10-28 |
JP5054124B2 (ja) | 2012-10-24 |
BRPI0806781A2 (pt) | 2011-09-13 |
WO2008094395A1 (en) | 2008-08-07 |
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Legal Events
Date | Code | Title | Description |
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FB | Suspension of granting procedure |