ZA202305323B - Method for treating waste plastics by polymer dissolution and purification by extraction - Google Patents

Method for treating waste plastics by polymer dissolution and purification by extraction

Info

Publication number
ZA202305323B
ZA202305323B ZA2023/05323A ZA202305323A ZA202305323B ZA 202305323 B ZA202305323 B ZA 202305323B ZA 2023/05323 A ZA2023/05323 A ZA 2023/05323A ZA 202305323 A ZA202305323 A ZA 202305323A ZA 202305323 B ZA202305323 B ZA 202305323B
Authority
ZA
South Africa
Prior art keywords
extraction
dissolution
solvent
polymer solution
purification
Prior art date
Application number
ZA2023/05323A
Other languages
English (en)
Inventor
Le Cocq Damien Leinekugel
Wilfried Weiss
Mathilde Sibeaud
Frederic Augier
Original Assignee
Ifp Energies Now
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 Ifp Energies Now filed Critical Ifp Energies Now
Publication of ZA202305323B publication Critical patent/ZA202305323B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/02—Separating plastics from other materials
    • 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
    • C08J11/06—Recovery or working-up of waste materials of polymers without chemical reactions
    • C08J11/08—Recovery or working-up of waste materials of polymers without chemical reactions using selective solvents for polymer components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/02—Separating plastics from other materials
    • B29B2017/0213—Specific separating techniques
    • B29B2017/0217—Mechanical separating techniques; devices therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/02—Separating plastics from other materials
    • B29B2017/0213—Specific separating techniques
    • B29B2017/0262—Specific separating techniques using electrical caracteristics
    • B29B2017/0265—Electrostatic separation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/02—Separating plastics from other materials
    • B29B2017/0213—Specific separating techniques
    • B29B2017/0293—Dissolving the materials in gases or liquids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/10—Polymers of propylene
    • B29K2023/12—PP, i.e. polypropylene
    • 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
    • Y02W30/20—Waste processing or separation
    • 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)
  • Engineering & Computer Science (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Sustainable Development (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
ZA2023/05323A 2020-12-14 2023-05-16 Method for treating waste plastics by polymer dissolution and purification by extraction ZA202305323B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2013159A FR3117397B1 (fr) 2020-12-14 2020-12-14 Procede de traitement de plastiques usages par dissolution des polymeres et purification par extraction
PCT/EP2021/083869 WO2022128487A1 (fr) 2020-12-14 2021-12-02 Procede de traitement de plastiques usages par dissolution des polymeres et purification par extraction

Publications (1)

Publication Number Publication Date
ZA202305323B true ZA202305323B (en) 2024-10-30

Family

ID=74860088

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2023/05323A ZA202305323B (en) 2020-12-14 2023-05-16 Method for treating waste plastics by polymer dissolution and purification by extraction

Country Status (13)

Country Link
US (1) US20250083360A1 (cg-RX-API-DMAC7.html)
EP (1) EP4259406A1 (cg-RX-API-DMAC7.html)
JP (1) JP2023552634A (cg-RX-API-DMAC7.html)
KR (1) KR20230121090A (cg-RX-API-DMAC7.html)
CN (1) CN116670209A (cg-RX-API-DMAC7.html)
AU (1) AU2021399662A1 (cg-RX-API-DMAC7.html)
CA (1) CA3198552A1 (cg-RX-API-DMAC7.html)
FR (1) FR3117397B1 (cg-RX-API-DMAC7.html)
IL (1) IL303665A (cg-RX-API-DMAC7.html)
MX (1) MX2023006543A (cg-RX-API-DMAC7.html)
TW (1) TW202239844A (cg-RX-API-DMAC7.html)
WO (1) WO2022128487A1 (cg-RX-API-DMAC7.html)
ZA (1) ZA202305323B (cg-RX-API-DMAC7.html)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20250115730A1 (en) * 2022-01-31 2025-04-10 Dow Global Technologies Llc Methods for purifying a reclaimed polymer
MX2024009204A (es) * 2022-01-31 2024-08-06 Dow Global Technologies Llc Metodos para purificar un polimero recuperado.
FR3168594A1 (fr) 2024-11-18 2026-05-22 IFP Energies Nouvelles Procédé de recyclage de polyéthylène téréphtalate par glycolyse comprenant une etape de separation d’autres polymeres

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5739270A (en) * 1995-08-01 1998-04-14 Farmer; Peter H. Method and apparatus for separating polymer from a plastic, and the resulting separated polymer
US5994417A (en) * 1996-06-04 1999-11-30 Auburn University Process for recovering polymers from commingled materials
FR2776664B1 (fr) * 1998-03-26 2000-09-15 Ferrari S Tissage & Enduct Sa Procede de recyclage d'articles a base de polymeres du chlorure de vinyle
JP2006051732A (ja) * 2004-08-13 2006-02-23 Panakku Kogyo Kk 成形品から熱可塑性樹脂を回収する方法及び成形品
FR2878250B1 (fr) * 2004-11-22 2007-01-12 Solvay Sa Sa Belge Procede pour l'epuration en metaux lourds de polymeres du chlorure de vinyle (pvc)
JP4888270B2 (ja) * 2007-02-23 2012-02-29 パナソニック電工株式会社 熱硬化性樹脂の分解・回収方法
CN101367957B (zh) * 2008-09-28 2011-09-21 浙江大学 回收聚氯乙烯或偏聚氯乙烯塑料的方法
ES2970800T3 (es) 2015-06-30 2024-05-30 Procter & Gamble Método para purificar polímeros contaminados
RU2673886C1 (ru) * 2015-06-30 2018-12-03 Дзе Проктер Энд Гэмбл Компани Способ очистки загрязненных полимеров
JP2018520247A (ja) 2015-07-14 2018-07-26 ソルヴェイ（ソシエテ アノニム） 熱可塑性樹脂を含む組成物の処理方法
CN107641216B (zh) * 2016-07-22 2020-08-07 纳米及先进材料研发院有限公司 发泡聚苯乙烯废料的回收方法
EP3305839A1 (en) * 2016-10-10 2018-04-11 Fraunhofer Gesellschaft zur Förderung der Angewand Method for recycling polyolefin containing waste
CA3045910C (en) * 2016-12-20 2022-12-06 The Procter & Gamble Company Method for purifying reclaimed polymers
CN110072929B (zh) * 2016-12-20 2022-02-11 宝洁公司 用于从再生产品中分离和纯化聚合物的方法
DE102016015198A1 (de) 2016-12-21 2018-06-21 Apk Ag Lösungsmittel sowie Verfahren zum Lösen eines Kunststoffes von einem Feststoff innerhalb einer Suspension
US10899906B2 (en) * 2018-06-20 2021-01-26 The Procter & Gamble Company Method for purifying reclaimed polypropylene

Also Published As

Publication number Publication date
EP4259406A1 (fr) 2023-10-18
CN116670209A (zh) 2023-08-29
JP2023552634A (ja) 2023-12-18
AU2021399662A1 (en) 2023-07-13
US20250083360A1 (en) 2025-03-13
KR20230121090A (ko) 2023-08-17
IL303665A (en) 2023-08-01
FR3117397B1 (fr) 2023-08-25
AU2021399662A9 (en) 2024-07-25
FR3117397A1 (fr) 2022-06-17
CA3198552A1 (fr) 2022-06-23
TW202239844A (zh) 2022-10-16
WO2022128487A1 (fr) 2022-06-23
MX2023006543A (es) 2023-06-16

Similar Documents

Publication Publication Date Title
MX2023006539A (es) Proceso para el tratamiento de plasticos usados por disolucion de polimeros y purificacion por adsorcion.
MX2023006543A (es) Proceso para el tratamiento de plasticos usados por la disolucion de los polimeros y purificacion por extraccion.
ZA202305322B (en) Method for treating used plastics by dissolving the polymers and purifying them by washing
JP2023552635A5 (cg-RX-API-DMAC7.html)
JP2012523442A5 (cg-RX-API-DMAC7.html)
RU2013124373A (ru) Способ и установка для получения диенового полимера
CN102408393A (zh) 一种连续提纯硫化促进剂2-巯基苯并噻唑的方法
WO2019098501A8 (ko) 페놀 제조 공정에서의 부산물 분해방법
CN101397260B (zh) 加盐萃取与精馏结合法从废水中回收二甲基甲酰胺的工艺
MX2023001635A (es) Metodo de despolimerizacion de un material polimerico residual y sistema para el mismo.
CN104140420A (zh) 硫代硫胺的合成工艺
TW200744947A (en) Method for producing hydrogen peroxide including recovery step of activating solution
EP4424748A8 (en) Method for recovering epsilon-caprolactam and polyamide 6 oligomer, and method for producing polyamide 6
CN110591821A (zh) 一种青蒿精油的提取方法
CN103466873B (zh) 一种处理含高浓度酚、氨污水的方法
ATE226613T1 (de) Verfahren zur extraktion von lycopin
CN106865675A (zh) 一种含酚废水的萃取脱酚方法
KR101097478B1 (ko) 용액으로부터의 정제된 엘라스토머의 제조 방법
DE60009174D1 (de) Verfahren zur Herstellung von Polycarbonaten
CN101434556B (zh) 一种碳五馏分萃取溶剂n,n-二甲基甲酰胺的再生方法
CN101050224A (zh) 乙酰甲胺磷农药废水处理及回收工艺
CN106866395B (zh) 一种苯乙酮和1-苯乙醇的分离方法
CN104355323B (zh) 一种利用烟道气及蒸氨二次汽生产食品级碳酸氢铵的方法
CN108793304B (zh) 一种对含酚煤化工废水进行萃取的方法
CN113788854B (zh) 巯基乙酸异辛酯三甲基锡的制备方法