WO2022194587A3 - Method for the recycling of organic polymers - Google Patents

Method for the recycling of organic polymers Download PDF

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Publication number
WO2022194587A3
WO2022194587A3 PCT/EP2022/055674 EP2022055674W WO2022194587A3 WO 2022194587 A3 WO2022194587 A3 WO 2022194587A3 EP 2022055674 W EP2022055674 W EP 2022055674W WO 2022194587 A3 WO2022194587 A3 WO 2022194587A3
Authority
WO
WIPO (PCT)
Prior art keywords
recycling
organic polymers
monomeric components
polymers
reconstitute
Prior art date
Application number
PCT/EP2022/055674
Other languages
French (fr)
Other versions
WO2022194587A2 (en
Inventor
Juan Jesus Burdeniuc
Thomas Rosen
Kristen MINNICH
JR. Thomas DUGAN
Original Assignee
Evonik Operations Gmbh
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 Evonik Operations Gmbh filed Critical Evonik Operations Gmbh
Publication of WO2022194587A2 publication Critical patent/WO2022194587A2/en
Publication of WO2022194587A3 publication Critical patent/WO2022194587A3/en

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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
    • C08J11/10—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
    • C08J11/22—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 oxygen-containing compounds
    • C08J11/24—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 oxygen-containing compounds containing hydroxyl groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/03—Preparation of carboxylic acid esters by reacting an ester group with a hydroxy group
    • 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

A method for the recycling of organic polymers such as polyethylene terephthalate (PET) to produce useful chemical intermediates based on their monomeric components. These monomeric components can then be further used to reconstitute recycled polymers and plastic materials.
PCT/EP2022/055674 2021-03-16 2022-03-07 Method for the recycling of organic polymers WO2022194587A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202163161693P 2021-03-16 2021-03-16
US63/161,693 2021-03-16

Publications (2)

Publication Number Publication Date
WO2022194587A2 WO2022194587A2 (en) 2022-09-22
WO2022194587A3 true WO2022194587A3 (en) 2022-12-08

Family

ID=80937158

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2022/055674 WO2022194587A2 (en) 2021-03-16 2022-03-07 Method for the recycling of organic polymers

Country Status (1)

Country Link
WO (1) WO2022194587A2 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110004014A1 (en) * 2009-07-01 2011-01-06 James Lupton Hedrick Catalytic Depolymerization of Polymers Containing Electrophilic Linkages Using Nucleophilic Reagents
WO2012091573A1 (en) * 2010-12-29 2012-07-05 Furanix Technologies B.V. Process for the depolymerization of a furandicarboxylate containing polyester
CN102875382B (en) * 2011-07-15 2015-02-18 中国科学院过程工程研究所 Method for catalytically alcoholizing polyethylene terephthalate (PET) by metallic acetate ion liquid
US20150105532A1 (en) * 2013-10-15 2015-04-16 International Business Machines Corporation Methods and materials for depolymerizing polyesters
WO2017087752A1 (en) * 2015-11-20 2017-05-26 The University Of North Carolina At Chapel Hill Chemical recycling of polyethylene terephthalate by microwave irradiation

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110004014A1 (en) * 2009-07-01 2011-01-06 James Lupton Hedrick Catalytic Depolymerization of Polymers Containing Electrophilic Linkages Using Nucleophilic Reagents
WO2012091573A1 (en) * 2010-12-29 2012-07-05 Furanix Technologies B.V. Process for the depolymerization of a furandicarboxylate containing polyester
CN102875382B (en) * 2011-07-15 2015-02-18 中国科学院过程工程研究所 Method for catalytically alcoholizing polyethylene terephthalate (PET) by metallic acetate ion liquid
US20150105532A1 (en) * 2013-10-15 2015-04-16 International Business Machines Corporation Methods and materials for depolymerizing polyesters
WO2017087752A1 (en) * 2015-11-20 2017-05-26 The University Of North Carolina At Chapel Hill Chemical recycling of polyethylene terephthalate by microwave irradiation

Also Published As

Publication number Publication date
WO2022194587A2 (en) 2022-09-22

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