CO4560371A1 - Lixiviacion de contaminantes de poliester usado para volver a usarlo en aplicacion en contacto con alimentos - Google Patents
Lixiviacion de contaminantes de poliester usado para volver a usarlo en aplicacion en contacto con alimentosInfo
- Publication number
- CO4560371A1 CO4560371A1 CO95061200A CO95061200A CO4560371A1 CO 4560371 A1 CO4560371 A1 CO 4560371A1 CO 95061200 A CO95061200 A CO 95061200A CO 95061200 A CO95061200 A CO 95061200A CO 4560371 A1 CO4560371 A1 CO 4560371A1
- Authority
- CO
- Colombia
- Prior art keywords
- polyester
- contaminants
- food contact
- leaching
- contact application
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J11/00—Recovery or working-up of waste materials
- C08J11/04—Recovery or working-up of waste materials of polymers
- C08J11/06—Recovery or working-up of waste materials of polymers without chemical reactions
- C08J11/08—Recovery or working-up of waste materials of polymers without chemical reactions using selective solvents for polymer components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/02—Solvent extraction of solids
- B01D11/0288—Applications, solvents
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Sustainable Development (AREA)
- Medicinal Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Polyesters Or Polycarbonates (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Extraction Or Liquid Replacement (AREA)
- Processing Of Solid Wastes (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
SE DESCRIBE UNA TECNICA NOVEDOSA PARA TRATAR POLI- ESTER USADO PARA VOLVER A USARLO EN APLICACIONES EN CONTACTO CON ALIMENTOS EL PROCESO COMPRENDE EN PONER EN CONTACTO ESCAMA DE POLIESTER UASADO CONTA MINADO CON AL MENOS UN SOLVENTE DE ESTRACCION QUE SEA SOLUBLE EN DICHA ESCAMA CONTAMINADA A TEMOERA- TURA SUFICIENTE PARA PERMITIR LA DIFUSION RAPIDA DE LOS CONTAMINANTES DESDE DICHA ESCAMA DE POLIES- TER Y EL RETIRO DE DICHO SOLVENTE DE EXTRACCION QUE CONTIENE DICHOS CONTAMINANTES DE DICHA ESCAMA DE POLIESTER.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US38624395A | 1995-02-09 | 1995-02-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
CO4560371A1 true CO4560371A1 (es) | 1998-02-10 |
Family
ID=23524773
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CO95061200A CO4560371A1 (es) | 1995-02-09 | 1995-12-22 | Lixiviacion de contaminantes de poliester usado para volver a usarlo en aplicacion en contacto con alimentos |
Country Status (13)
Country | Link |
---|---|
US (1) | US5780520A (es) |
EP (1) | EP0808339B1 (es) |
JP (1) | JPH10513220A (es) |
AR (1) | AR000185A1 (es) |
AU (1) | AU4766796A (es) |
BR (1) | BR9607581A (es) |
CA (1) | CA2212182A1 (es) |
CO (1) | CO4560371A1 (es) |
DE (1) | DE69608544D1 (es) |
ES (1) | ES2145994T3 (es) |
IL (1) | IL117096A0 (es) |
TW (1) | TW328542B (es) |
WO (1) | WO1996024630A1 (es) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU716552B2 (en) * | 1996-04-01 | 2000-03-02 | Phoenix Technologies International, Llc | Improved decontamination of RPET through particle size reduction |
US5804744A (en) * | 1996-09-30 | 1998-09-08 | Chemtrace | Apparatus for obtaining, storing and transporting liquid samples and methods for making and using same |
US6103774A (en) * | 1997-04-02 | 2000-08-15 | The Coca-Cola Company | Process for removing contaminants from polyesters and controlling polymer molecular weight |
KR100341017B1 (ko) * | 2000-03-14 | 2002-06-20 | 허동수 | 폐플라스틱을 재활용하기 위한 세정 방법 |
US6938439B2 (en) * | 2003-05-22 | 2005-09-06 | Cool Clean Technologies, Inc. | System for use of land fills and recyclable materials |
DE10340524A1 (de) * | 2003-09-03 | 2005-04-07 | Arnulf Lorenz | Verfahren und Vorrichtung zur Aufbereitung von Kunststoffabfällen aus verunreinigtem Polyethylenterephthalat |
US7067613B2 (en) * | 2004-06-04 | 2006-06-27 | Chemical Products Corporation | Separation of polyolefins from nylons |
US20060069170A1 (en) * | 2004-09-27 | 2006-03-30 | Chemical Products Corporation | Decomposition of Polyester |
US20060070188A1 (en) * | 2004-09-27 | 2006-04-06 | Chemical Products Corporation | Colorant Removal from Polymeric Fibers |
EP1846207B1 (en) * | 2005-01-18 | 2011-05-25 | M & G Polimeri Italia S.P.A. | Compartmentalized pellet for improved contaminant removal |
US7253253B2 (en) | 2005-04-01 | 2007-08-07 | Honeywell Federal Manufacturing & Technology, Llc | Method of removing contaminants from plastic resins |
US20070228600A1 (en) * | 2005-04-01 | 2007-10-04 | Bohnert George W | Method of making containers from recycled plastic resin |
US20100236580A1 (en) * | 2007-05-15 | 2010-09-23 | Delaurentiis Gary M | METHOD AND SYSTEM FOR REMOVING PCBs FROM SYNTHETIC RESIN MATERIALS |
US8293444B2 (en) | 2009-06-24 | 2012-10-23 | Xerox Corporation | Purified polyester resins for toner performance improvement |
DE102010019824A1 (de) * | 2010-05-08 | 2011-11-10 | Arnulf Lorenz | Verfahren und Anlage zur Rückgewinnung von Kunststoff-Recyclaten aus zerkleinerten Kunststoffen |
DE102012220785A1 (de) * | 2012-11-14 | 2014-05-15 | Krones Ag | Verfahren und Vorrichtung zum Entfernen von Fremdstoffen aus Polymeren |
EP3210733A1 (en) * | 2016-02-29 | 2017-08-30 | Tusti B.V. | Process for cleaning recyclable plastic material |
US11628379B2 (en) * | 2020-04-15 | 2023-04-18 | The Procter & Gamble Company | Reducing surface and bulk contamination in plastic |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3806316A (en) * | 1972-05-04 | 1974-04-23 | Radiation Technology Inc | Process for extracting dye from textiles |
US4003881A (en) * | 1975-02-24 | 1977-01-18 | Monsanto Company | Polyester polymer recovery from dyed polyester fabrics |
IT1055438B (it) * | 1975-04-25 | 1981-12-21 | Monsanto Co | Ricupero di poliestere polimero |
US4003880A (en) * | 1975-05-19 | 1977-01-18 | Monsanto Company | Fabric dye stripping, separation and recovery of polyester |
DE2559290B2 (de) * | 1975-12-31 | 1979-08-02 | Davy International Ag, 6000 Frankfurt | Verfahren zur kontinuierlichen Herstellung von hochmolekularem PoIyäthylenterephthalat |
US4137393A (en) * | 1977-04-07 | 1979-01-30 | Monsanto Company | Polyester polymer recovery from dyed polyester fibers |
US4680060A (en) * | 1985-09-20 | 1987-07-14 | The Coca-Cola Company | Process for the extraction of contaminants from plastics |
US5049647A (en) * | 1988-12-27 | 1991-09-17 | Cobarr S.P.A. | Method for the reduction of impurities in polyester resins |
ATE107326T1 (de) * | 1988-12-27 | 1994-07-15 | Cobarr Spa | Verfahren zur wiederverwendung von pet- getränkeflaschen. |
IT1239006B (it) * | 1989-11-08 | 1993-09-18 | Cobarr Spa | Procedimento per il riciclaggio di bottiglie di pet. |
DE4207370A1 (de) * | 1992-03-09 | 1993-09-16 | Feinchemie Schwebda Gmbh | Verfahren zur entfernung von pflanzenschutzmitteln von mit pflanzenschutzmitteln verunreinigten kunststoffbehaeltern |
-
1995
- 1995-11-16 TW TW084112151A patent/TW328542B/zh active
- 1995-11-22 AR AR33434295A patent/AR000185A1/es unknown
- 1995-12-22 CO CO95061200A patent/CO4560371A1/es unknown
-
1996
- 1996-01-31 CA CA 2212182 patent/CA2212182A1/en not_active Abandoned
- 1996-01-31 BR BR9607581A patent/BR9607581A/pt not_active Application Discontinuation
- 1996-01-31 AU AU47667/96A patent/AU4766796A/en not_active Abandoned
- 1996-01-31 ES ES96903656T patent/ES2145994T3/es not_active Expired - Lifetime
- 1996-01-31 WO PCT/US1996/000969 patent/WO1996024630A1/en active IP Right Grant
- 1996-01-31 JP JP52428096A patent/JPH10513220A/ja active Pending
- 1996-01-31 DE DE69608544T patent/DE69608544D1/de not_active Expired - Lifetime
- 1996-01-31 EP EP19960903656 patent/EP0808339B1/en not_active Expired - Lifetime
- 1996-02-09 IL IL11709696A patent/IL117096A0/xx unknown
- 1996-12-23 US US08/772,236 patent/US5780520A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH10513220A (ja) | 1998-12-15 |
AU4766796A (en) | 1996-08-27 |
MX9705960A (es) | 1997-11-29 |
CA2212182A1 (en) | 1996-08-15 |
IL117096A0 (en) | 1996-06-18 |
BR9607581A (pt) | 1998-07-07 |
EP0808339B1 (en) | 2000-05-24 |
EP0808339A1 (en) | 1997-11-26 |
DE69608544D1 (de) | 2000-06-29 |
ES2145994T3 (es) | 2000-07-16 |
US5780520A (en) | 1998-07-14 |
WO1996024630A1 (en) | 1996-08-15 |
AR000185A1 (es) | 1997-05-21 |
TW328542B (en) | 1998-03-21 |
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