ES2145994T3 - Lixiviacion de contaminantes de poliester usado por el consumidor. - Google Patents

Lixiviacion de contaminantes de poliester usado por el consumidor.

Info

Publication number
ES2145994T3
ES2145994T3 ES96903656T ES96903656T ES2145994T3 ES 2145994 T3 ES2145994 T3 ES 2145994T3 ES 96903656 T ES96903656 T ES 96903656T ES 96903656 T ES96903656 T ES 96903656T ES 2145994 T3 ES2145994 T3 ES 2145994T3
Authority
ES
Spain
Prior art keywords
leaching
consumer
polyester
contaminated
extraction solvent
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
ES96903656T
Other languages
English (en)
Inventor
Billy J Reeves
Michael P Ekart
William H Heise
Johnny W Shadden
Candace M Stipe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eastman Chemical Co
Original Assignee
Eastman Chemical Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Eastman Chemical Co filed Critical Eastman Chemical Co
Application granted granted Critical
Publication of ES2145994T3 publication Critical patent/ES2145994T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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

Abstract

SE DESCRIBE UNA NUEVA TECNICA DE TRATAMIENTO DE POLIESTERES RECICLADOS, PARA REUTILIZACION EN APLICACIONES ALIMENTARIAS. DICHO PROCEDIMIENTO, CONSISTE EN PONER EN CONTACTO VIRUTAS DE POLIESTER RECICLADO, CONTAMINADAS, CON AL MENOS UN DISOLVENTE DE EXTRACCION, QUE ES SOLUBLE EN DICHAS VIRUTAS CONTAMINADAS, A UNA TEMPERATURA SUFICIENTE PARA PERMITIR LA DIFUSION RAPIDA DE LOS CONTAMINANTES PROCEDENTES DE DICHAS VIRUTAS; Y ELIMINAR DICHO DISOLVENTE DE EXTRACCION, QUE CONTIENE LOS CITADOS CONTAMINANTES.
ES96903656T 1995-02-09 1996-01-31 Lixiviacion de contaminantes de poliester usado por el consumidor. Expired - Lifetime ES2145994T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US38624395A 1995-02-09 1995-02-09

Publications (1)

Publication Number Publication Date
ES2145994T3 true ES2145994T3 (es) 2000-07-16

Family

ID=23524773

Family Applications (1)

Application Number Title Priority Date Filing Date
ES96903656T Expired - Lifetime ES2145994T3 (es) 1995-02-09 1996-01-31 Lixiviacion de contaminantes de poliester usado por el consumidor.

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)

* Cited by examiner, † Cited by third party
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
US20060069170A1 (en) * 2004-09-27 2006-03-30 Chemical Products Corporation Decomposition of Polyester
US7067613B2 (en) * 2004-06-04 2006-06-27 Chemical Products Corporation Separation of polyolefins from nylons
US20060070188A1 (en) * 2004-09-27 2006-04-06 Chemical Products Corporation Colorant Removal from Polymeric Fibers
CN101107110B (zh) * 2005-01-18 2010-05-19 M&G聚合物意大利有限公司 用于改善的污染物去除的分隔化丸粒
US20070228600A1 (en) * 2005-04-01 2007-10-04 Bohnert George W Method of making containers from recycled plastic resin
US7253253B2 (en) * 2005-04-01 2007-08-07 Honeywell Federal Manufacturing & Technology, Llc Method of removing contaminants from plastic resins
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
CN115335444A (zh) 2020-04-15 2022-11-11 宝洁公司 减少塑料中的表面和整体污染

Family Cites Families (11)

* Cited by examiner, † Cited by third party
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
DE2607345A1 (de) * 1975-04-25 1976-11-04 Monsanto Co Verfahren zur gewinnung von polyesterpolymerisaten
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
EP0376119B1 (en) * 1988-12-27 1994-06-15 COBARR S.p.A. A method for recycling PET beverage bottles
US5049647A (en) * 1988-12-27 1991-09-17 Cobarr S.P.A. Method for the reduction of impurities in polyester resins
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

Also Published As

Publication number Publication date
JPH10513220A (ja) 1998-12-15
DE69608544D1 (de) 2000-06-29
WO1996024630A1 (en) 1996-08-15
EP0808339A1 (en) 1997-11-26
CA2212182A1 (en) 1996-08-15
TW328542B (en) 1998-03-21
EP0808339B1 (en) 2000-05-24
CO4560371A1 (es) 1998-02-10
MX9705960A (es) 1997-11-29
IL117096A0 (en) 1996-06-18
US5780520A (en) 1998-07-14
AU4766796A (en) 1996-08-27
BR9607581A (pt) 1998-07-07
AR000185A1 (es) 1997-05-21

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