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 (enExample)
EP (1) EP4377384A2 (enExample)
JP (1) JP2024529971A (enExample)
KR (1) KR20240041341A (enExample)
CN (1) CN117715963A (enExample)
CA (1) CA3226969A1 (enExample)
MX (1) MX2024001102A (enExample)
NL (1) NL2028883B1 (enExample)
TW (1) TW202323414A (enExample)
WO (1) WO2023008997A2 (enExample)
ZA (1) ZA202400919B (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114787233B (zh) 2019-10-08 2024-08-27 伊士曼化工公司 用于具有回收料含量的可结晶反应器级树脂的催化剂体系
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
CN119819695B (zh) * 2025-01-13 2026-07-21 东华理工大学 一种离子液体催化降解聚酰亚胺的方法
WO2026158999A1 (en) * 2025-01-22 2026-07-30 Polymetrix Ag Recycling of polyesters
EP4782493A1 (en) * 2025-01-22 2026-07-29 Polymetrix AG Recycling of polyesters

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2786627T3 (es) 2014-12-23 2020-10-13 Ioniqa Tech B V Degradación de polímero
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
NL2028883B1 (en) 2023-02-02
CA3226969A1 (en) 2023-02-02
KR20240041341A (ko) 2024-03-29
US20240336761A1 (en) 2024-10-10
WO2023008997A3 (en) 2023-03-30
JP2024529971A (ja) 2024-08-14
MX2024001102A (es) 2024-02-23
WO2023008997A2 (en) 2023-02-02
CN117715963A (zh) 2024-03-15
TW202323414A (zh) 2023-06-16
EP4377384A2 (en) 2024-06-05

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