CA3168641A1 - Process and system for depolymerizing waste plastic - Google Patents

Process and system for depolymerizing waste plastic

Info

Publication number
CA3168641A1
CA3168641A1 CA3168641A CA3168641A CA3168641A1 CA 3168641 A1 CA3168641 A1 CA 3168641A1 CA 3168641 A CA3168641 A CA 3168641A CA 3168641 A CA3168641 A CA 3168641A CA 3168641 A1 CA3168641 A1 CA 3168641A1
Authority
CA
Canada
Prior art keywords
solvent
flow process
continuous flow
reaction product
plastic particles
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.)
Pending
Application number
CA3168641A
Other languages
English (en)
French (fr)
Inventor
Matthew Craig Parrott
James Christopher LUFT
Donald B. Shuping
Michael Dean MATTIACE
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.)
Premirr Plastics Inc
Original Assignee
Premirr Plastics Inc
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 Premirr Plastics Inc filed Critical Premirr Plastics Inc
Publication of CA3168641A1 publication Critical patent/CA3168641A1/en
Pending 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
    • C08J11/10—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
    • 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
    • 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
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
CA3168641A 2020-01-23 2021-01-25 Process and system for depolymerizing waste plastic Pending CA3168641A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202062964948P 2020-01-23 2020-01-23
US62/964,948 2020-01-23
PCT/US2021/014896 WO2021151071A1 (en) 2020-01-23 2021-01-25 Process and system for depolymerizing waste plastic

Publications (1)

Publication Number Publication Date
CA3168641A1 true CA3168641A1 (en) 2021-07-29

Family

ID=74666795

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3168641A Pending CA3168641A1 (en) 2020-01-23 2021-01-25 Process and system for depolymerizing waste plastic

Country Status (7)

Country Link
EP (1) EP4093814A1 (cg-RX-API-DMAC7.html)
JP (3) JP7599499B2 (cg-RX-API-DMAC7.html)
CN (2) CN119912727A (cg-RX-API-DMAC7.html)
BR (1) BR112022014572A2 (cg-RX-API-DMAC7.html)
CA (1) CA3168641A1 (cg-RX-API-DMAC7.html)
MX (1) MX2022008680A (cg-RX-API-DMAC7.html)
WO (1) WO2021151071A1 (cg-RX-API-DMAC7.html)

Families Citing this family (11)

* 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
US11639431B2 (en) 2020-01-23 2023-05-02 Premirr Plastics Inc. Process and system for depolymerizing plastic
US20230082247A1 (en) * 2021-09-16 2023-03-16 Circ, LLC Method of aging regenerated diacid crystals
JP2023146176A (ja) * 2022-03-29 2023-10-12 帝人フロンティア株式会社 ポリエステル樹脂の製造方法
CN115197735A (zh) * 2022-08-02 2022-10-18 中国矿业大学 一种过热蒸汽式高效液化塑料垃圾制油的方法
US20250129003A1 (en) * 2022-11-14 2025-04-24 Lg Chem, Ltd. Monomer composition for synthesizing recycled plastic, preparation method thereof, recycled plastic, and molded product using the same
CN116041934A (zh) * 2023-02-09 2023-05-02 中国科学院青岛生物能源与过程研究所 一种pc/abs合金塑料分离和回收的方法
CN116376504A (zh) * 2023-03-17 2023-07-04 西安工程大学 利用废弃pet瓶制备功能性材料的方法
CN119955535B (zh) * 2023-11-07 2026-01-23 中国石油天然气股份有限公司 一种废塑料掺炼加氢裂化多产石脑油的方法
CN117683040A (zh) * 2023-12-01 2024-03-12 濮阳市盛通聚源新材料有限公司 一种生物基仿玻璃聚碳酸酯的解聚方法
WO2025237152A1 (en) 2024-05-15 2025-11-20 Basf Se Process of recovering hydroxy-containing polymeric composition

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3701741A (en) * 1971-02-01 1972-10-31 Eastman Kodak Co Purification of impure scrap poly(ethylene terephthalate)
DE4227299C1 (de) * 1992-08-18 1994-01-27 Hoechst Ag Verfahren zur Herstellung von monomeren Terephthalsäurediestern und Diolen aus Polyestern
DE4311034A1 (de) * 1993-04-03 1994-10-06 Veba Oel Ag Verfahren zur Gewinnung von Chemierohstoffen und Kraftstoffkomponenten aus Alt- oder Abfallkunststoff
US6123277A (en) * 1994-02-08 2000-09-26 Drzevitzky; Bernd Process and device for making use of plastic-coated or sheathed wiring and waste wire for the separate recovery of metal and pure recyclable plastic
DE4428355A1 (de) * 1994-05-20 1996-02-15 Veba Oel Ag Vorrichtung zur Depolymerisation von Alt- und Abfallkunststoffen
US6410607B1 (en) * 1999-02-10 2002-06-25 Eastman Chemical Company Glycolysis process for recycling of post-consumer pet
EP1134211B1 (en) * 2000-02-29 2002-12-18 Massimo Broccatelli Method of recovering chemical species by depolymerization of poly(ethylene terephthalate) and related use
KR100322663B1 (ko) * 2000-03-20 2002-02-07 곽호준 폐플라스틱을 이용한 휘발유, 등유 및 경유의 연속식제조방법 및 그 시스템
CN1617904A (zh) * 2002-02-01 2005-05-18 株式会社久保田 聚对苯二甲酸乙二醇酯的解聚方法与聚酯树脂的制造方法
US6911546B2 (en) * 2002-12-26 2005-06-28 International Business Machines Corporation Catalytic depolymerization of polymers containing electrophilic linkages using nucleophilic reagents
JP2005097521A (ja) * 2003-08-26 2005-04-14 Toray Ind Inc ポリエステル解重合方法
JP2005082710A (ja) * 2003-09-09 2005-03-31 Keio Gijuku 超臨界流体を用いるポリエステル、ポリカーボネート又はポリ乳酸の連続解重合方法、及び連続解重合装置
US8067512B2 (en) * 2008-04-10 2011-11-29 Exxonmobil Research And Engineering Company Monomer/solvent separation and recycle process for propylene containing polymers
US8969638B2 (en) * 2010-11-02 2015-03-03 Fina Technology, Inc. Depolymerizatin of plastic materials
BRPI1104721A2 (pt) * 2011-11-23 2015-08-18 H3 Polímeros S A Equipamento para reciclagem de nylon contido em tecido pela extração do silicone
EP2922906B1 (en) * 2012-11-20 2018-10-31 Carbios Method for recycling plastic products
JP6300259B2 (ja) * 2013-08-12 2018-03-28 学校法人君が淵学園 ポリエステルの解重合方法、およびその解重合方法を用いたポリエステルの原料モノマーの回収方法
US9255194B2 (en) * 2013-10-15 2016-02-09 International Business Machines Corporation Methods and materials for depolymerizing polyesters
CN112940344A (zh) * 2015-11-20 2021-06-11 北卡罗来纳大学教堂山分校 采用微波辐射化学回收聚对苯二甲酸乙二醇酯
CN107201243A (zh) * 2016-03-18 2017-09-26 华云新能源科技（深圳）有限公司 废塑料裂解炼油工艺及设备
US11396588B2 (en) * 2018-09-21 2022-07-26 Premirr Plastics Inc. Process and system for depolymerizing plastic

Also Published As

Publication number Publication date
WO2021151071A1 (en) 2021-07-29
JP7599499B2 (ja) 2024-12-13
CN119912727A (zh) 2025-05-02
JP2024028617A (ja) 2024-03-04
BR112022014572A2 (pt) 2022-10-04
EP4093814A1 (en) 2022-11-30
CN115244120A (zh) 2022-10-25
JP2025156596A (ja) 2025-10-14
JP2023511372A (ja) 2023-03-17
MX2022008680A (es) 2022-10-03
CN115244120B (zh) 2025-01-14

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