ZA202400919B - Method and reactor system for depolymerizing a polymer using a reusable catalyst - Google Patents

Method and reactor system for depolymerizing a polymer using a reusable catalyst

Info

Publication number
ZA202400919B
ZA202400919B ZA2024/00919A ZA202400919A ZA202400919B ZA 202400919 B ZA202400919 B ZA 202400919B ZA 2024/00919 A ZA2024/00919 A ZA 2024/00919A ZA 202400919 A ZA202400919 A ZA 202400919A ZA 202400919 B ZA202400919 B ZA 202400919B
Authority
ZA
South Africa
Prior art keywords
polymer
mixture
depolymerized
reusable catalyst
depolymerizing
Prior art date
Application number
ZA2024/00919A
Other languages
English (en)
Inventor
Egor Vasilyevich Fufachev
Joost Robert Wolters
Groot Michael Josef De
Original Assignee
Ioniqa Tech B V
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 Ioniqa Tech B V filed Critical Ioniqa Tech B V
Publication of ZA202400919B publication Critical patent/ZA202400919B/en

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
    • C08J11/10—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
    • B01D17/02—Separation of non-miscible liquids
    • B01D17/0208—Separation of non-miscible liquids by sedimentation
    • B01D17/0214—Separation of non-miscible liquids by sedimentation with removal of one of the phases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
    • B01D17/02—Separation of non-miscible liquids
    • B01D17/0217—Separation of non-miscible liquids by centrifugal force
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/26—Separation of sediment aided by centrifugal force or centripetal force
    • B01D21/262—Separation of sediment aided by centrifugal force or centripetal force by using a centrifuge
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
    • B01D29/56—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D36/00—Filter circuits or combinations of filters with other separating devices
    • B01D36/04—Combinations of filters with settling tanks
    • B01D36/045—Combination of filters with centrifugal separation devices
    • 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
    • B01J19/0006—Controlling or regulating processes
    • B01J19/0013—Controlling the temperature of the process
    • 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
    • B01J19/24—Stationary reactors without moving elements inside
    • B01J19/245—Stationary reactors without moving elements inside placed in series
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/475—Preparation of carboxylic acid esters by splitting of carbon-to-carbon bonds and redistribution, e.g. disproportionation or migration of groups between different molecules
    • 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
    • C08J11/16—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 inorganic material
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00002—Chemical plants
    • B01J2219/00027—Process aspects
    • B01J2219/0004—Processes in series
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00054—Controlling or regulating the heat exchange system
    • 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)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polyethers (AREA)
ZA2024/00919A 2021-07-29 2024-01-26 Method and reactor system for depolymerizing a polymer using a reusable catalyst ZA202400919B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL2028883A NL2028883B1 (en) 2021-07-29 2021-07-29 Method and reactor system for depolymerizing a polymer using a reusable catalyst
PCT/NL2022/050440 WO2023008997A2 (en) 2021-07-29 2022-07-26 Method and reactor system for depolymerizing a polymer using a reusable catalyst

Publications (1)

Publication Number Publication Date
ZA202400919B true ZA202400919B (en) 2025-07-30

Family

ID=78829721

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2024/00919A ZA202400919B (en) 2021-07-29 2024-01-26 Method and reactor system for depolymerizing a polymer using a reusable catalyst

Country Status (11)

Country Link
US (1) US20240336761A1 (https=)
EP (1) EP4377384A2 (https=)
JP (1) JP2024529971A (https=)
KR (1) KR20240041341A (https=)
CN (1) CN117715963A (https=)
CA (1) CA3226969A1 (https=)
MX (1) MX2024001102A (https=)
NL (1) NL2028883B1 (https=)
TW (1) TW202323414A (https=)
WO (1) WO2023008997A2 (https=)
ZA (1) ZA202400919B (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12522695B2 (en) 2019-10-08 2026-01-13 Eastman Chemical Company Catalyst systems for crystallizable reactor grade resins with recycled content
NL2036688B1 (en) 2023-12-27 2025-07-11 Ioniqa Tech B V Method of separating heterogeneous catalyst from depolymerization reaction products
WO2025217137A1 (en) * 2024-04-08 2025-10-16 Vlachos Dionisios Deconstruction of polyolefin plastic waste via a rapid joule heating process
NL2037659B1 (en) 2024-05-08 2025-11-20 Ioniqa Tech B V Method of preparing bis (2-hydroxyethyl) terephthalate monomer crystals and reactor system for preparing the same
WO2025243671A1 (ja) * 2024-05-21 2025-11-27 東京都公立大学法人 ポリエステルの解重合方法
CN119819695A (zh) * 2025-01-13 2025-04-15 东华理工大学 一种离子液体催化降解聚酰亚胺的方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10316163B2 (en) 2014-12-23 2019-06-11 Ioniqa Technologies B.V. Polymer degradation
NL2014050B1 (en) * 2014-12-23 2016-10-03 Loniqa Tech B V Polymer degradation.
BR102018068454B1 (pt) * 2018-09-12 2022-04-19 Petróleo Brasileiro S.A. - Petrobras Catalisadores e processo para obtenção de poliéster reciclado
NL2024194B1 (en) * 2019-11-08 2021-07-20 Ioniqa Tech B V Method for treatment of waste material and reactor system thereof

Also Published As

Publication number Publication date
WO2023008997A3 (en) 2023-03-30
EP4377384A2 (en) 2024-06-05
KR20240041341A (ko) 2024-03-29
NL2028883B1 (en) 2023-02-02
WO2023008997A2 (en) 2023-02-02
MX2024001102A (es) 2024-02-23
US20240336761A1 (en) 2024-10-10
CA3226969A1 (en) 2023-02-02
TW202323414A (zh) 2023-06-16
JP2024529971A (ja) 2024-08-14
CN117715963A (zh) 2024-03-15

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