MX2008016450A - Recuperacion de acidos dicarboxilicos aromaticos a partir de resina de poliester de desecho. - Google Patents

Recuperacion de acidos dicarboxilicos aromaticos a partir de resina de poliester de desecho.

Info

Publication number
MX2008016450A
MX2008016450A MX2008016450A MX2008016450A MX2008016450A MX 2008016450 A MX2008016450 A MX 2008016450A MX 2008016450 A MX2008016450 A MX 2008016450A MX 2008016450 A MX2008016450 A MX 2008016450A MX 2008016450 A MX2008016450 A MX 2008016450A
Authority
MX
Mexico
Prior art keywords
recovery
dicarboxylic acids
aromatic dicarboxylic
polyester resin
waste polyester
Prior art date
Application number
MX2008016450A
Other languages
English (en)
Inventor
Hussain Alghatta
Milan Hronec
James David Richardson
Original Assignee
Cobarr Spa
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 Cobarr Spa filed Critical Cobarr Spa
Publication of MX2008016450A publication Critical patent/MX2008016450A/es

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
    • C07C51/09—Preparation of carboxylic acids or their salts, halides or anhydrides from carboxylic acid esters or lactones
    • 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
    • C08J11/10—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
    • C08J11/14—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with steam or water
    • 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
    • C08J11/10—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
    • C08J11/18—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material
    • C08J11/28—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic compounds containing nitrogen, sulfur or phosphorus
    • 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)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)

Abstract

La presente invención se refiere a un procedimiento para recuperar ácidos dicarboxílicos aromáticos con contaminantes metálicos inferiores de artículos fabricados y/o artículos contaminados con PVC o compuestos clorados, elaborados de o que contienen resinas de poliéster aromático, tal como botellas para bebidas, fibras y películas, o de desecho del procesamiento de estas resinas; en particular, la invención se refiere a la recuperación de ácido tereftálico, ácido isoftálico y ácido 2,6-naftalen dicarboxílico de botellas para reciclado que se elaboran de PET, PEN o copolímeros de poliéster aromático.
MX2008016450A 2006-06-21 2006-06-21 Recuperacion de acidos dicarboxilicos aromaticos a partir de resina de poliester de desecho. MX2008016450A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IT2006/000475 WO2007148353A1 (en) 2006-06-21 2006-06-21 Recovery of aromatic dicarboxylic acids from waste polyester resin

Publications (1)

Publication Number Publication Date
MX2008016450A true MX2008016450A (es) 2009-01-22

Family

ID=37102399

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2008016450A MX2008016450A (es) 2006-06-21 2006-06-21 Recuperacion de acidos dicarboxilicos aromaticos a partir de resina de poliester de desecho.

Country Status (6)

Country Link
US (1) US20090287017A1 (es)
EP (1) EP2038246A1 (es)
CN (1) CN101484409B (es)
BR (1) BRPI0621743A2 (es)
MX (1) MX2008016450A (es)
WO (1) WO2007148353A1 (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9255194B2 (en) 2013-10-15 2016-02-09 International Business Machines Corporation Methods and materials for depolymerizing polyesters
US9550713B1 (en) 2015-07-09 2017-01-24 Loop Industries, Inc. Polyethylene terephthalate depolymerization
US10252976B1 (en) 2017-09-15 2019-04-09 9449710 Canada Inc. Terephthalic acid esters formation
WO2020002999A2 (en) 2018-06-25 2020-01-02 9449710 Canada Inc. Terephthalic acid esters formation
US11248103B2 (en) 2019-03-20 2022-02-15 9449710 Canada Inc. Process for the depolymerization of polyethylene terephthalate (PET)
EP4206269A1 (en) * 2021-07-19 2023-07-05 Lg Chem, Ltd. Monomer composition for synthesizing recycled plastic, method for manufacturing same, and recycled plastic, molded article, and plasticizer composition using same
WO2023049212A2 (en) 2021-09-22 2023-03-30 Illumina, Inc. State-based base calling

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US542621A (en) * 1895-07-16 Pneumatic water-elevator
BE548037A (es) * 1955-05-23 1900-01-01
GB9200176D0 (en) * 1992-01-07 1992-02-26 Ici Plc Process for the production of terephthalic acid
DE69522479T2 (de) * 1995-12-30 2002-05-08 Sunkyong Ind Ltd Verfahren zur herstellung von terephtalischer säure
WO2005003217A1 (en) * 2003-07-07 2005-01-13 Roman Sierzant Method and plant for the recovery of terephthalic acid and ethylene glycol from polyethylene terephthalate wastes

Also Published As

Publication number Publication date
BRPI0621743A2 (pt) 2011-12-20
US20090287017A1 (en) 2009-11-19
EP2038246A1 (en) 2009-03-25
CN101484409B (zh) 2012-09-05
CN101484409A (zh) 2009-07-15
WO2007148353A1 (en) 2007-12-27

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