PL4217416T3 - Sposób odzyskiwania surowców z produktów poliuretanowych - Google Patents

Sposób odzyskiwania surowców z produktów poliuretanowych

Info

Publication number
PL4217416T3
PL4217416T3 PL21778139.2T PL21778139T PL4217416T3 PL 4217416 T3 PL4217416 T3 PL 4217416T3 PL 21778139 T PL21778139 T PL 21778139T PL 4217416 T3 PL4217416 T3 PL 4217416T3
Authority
PL
Poland
Prior art keywords
recovery
raw materials
polyurethane products
polyurethane
products
Prior art date
Application number
PL21778139.2T
Other languages
English (en)
Inventor
Friedhelm Steffens
Sebastian Pohl
Shabnam MAJIDI SALEHI
Jonas KRAUSE
Original Assignee
Covestro Deutschland Ag
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 Covestro Deutschland Ag filed Critical Covestro Deutschland Ag
Publication of PL4217416T3 publication Critical patent/PL4217416T3/pl

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
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/82—Post-polymerisation treatment
    • 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
    • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2375/04—Polyurethanes
    • 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)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyurethanes Or Polyureas (AREA)
PL21778139.2T 2020-09-23 2021-09-21 Sposób odzyskiwania surowców z produktów poliuretanowych PL4217416T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP20197639 2020-09-23
PCT/EP2021/075916 WO2022063764A1 (de) 2020-09-23 2021-09-21 Verfahren zur wiedergewinnung von rohstoffen aus polyurethanprodukten

Publications (1)

Publication Number Publication Date
PL4217416T3 true PL4217416T3 (pl) 2025-09-01

Family

ID=72615687

Family Applications (1)

Application Number Title Priority Date Filing Date
PL21778139.2T PL4217416T3 (pl) 2020-09-23 2021-09-21 Sposób odzyskiwania surowców z produktów poliuretanowych

Country Status (6)

Country Link
US (1) US12624187B2 (pl)
EP (1) EP4217416B1 (pl)
CN (1) CN116348515A (pl)
HU (1) HUE071690T2 (pl)
PL (1) PL4217416T3 (pl)
WO (1) WO2022063764A1 (pl)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119365440A (zh) * 2022-06-14 2025-01-24 巴斯夫欧洲公司 用于从聚氨酯材料中回收原料的方法
EP4403589B1 (en) 2023-01-19 2026-04-15 Basf Se A process for preparing at least one polyisocyanate from solid material w
CN120693318A (zh) 2023-02-14 2025-09-23 科思创德国股份有限公司 氨酯的裂解方法
WO2024170559A1 (de) 2023-02-14 2024-08-22 Covestro Deutschland Ag Verfahren zur spaltung von (poly-)urethanen
KR20250150600A (ko) 2023-02-17 2025-10-20 에보니크 오퍼레이션즈 게엠베하 재생 폴리올을 함유하는 폴리우레탄 발포체를 위한 안정화제
WO2025016920A1 (en) 2023-07-14 2025-01-23 Basf Se Process for autocatalytic hydroglycolytic or hydrolytic cleavage of waste streams containing polyurethane
CN122055397A (zh) 2023-10-19 2026-05-15 赢创运营有限公司 聚氨酯泡沫的稳定剂
EP4606832A1 (de) 2024-02-22 2025-08-27 Evonik Operations GmbH Stabilisatoren für polyurethanschaumstoffe enthaltend recycling-polyol
WO2025202163A1 (de) 2024-03-28 2025-10-02 Covestro Deutschland Ag Verfahren und anlage zur gewinnung von anilin
WO2025219539A1 (en) * 2024-04-19 2025-10-23 Basf Se Process for recovering toluene diamine from a toluene diisocyanate comprising material
WO2025223981A1 (de) 2024-04-25 2025-10-30 Covestro Deutschland Ag Verfahren zur gewinnung von anilin durch thermische spaltung von urethanen oder aminen
EP4711408A1 (de) 2024-09-16 2026-03-18 Covestro Deutschland AG Verfahren zur aufarbeitung einer rohprodukt-fraktion aus einem wiederverwertungsprozess eines polyurethanprodukts
CN119978286B (zh) * 2025-04-17 2025-07-15 山东一诺威聚氨酯股份有限公司 低溶胀率亲水性聚氨酯海绵组合料及其制备方法和应用

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3307190A (en) 1963-10-28 1967-02-28 Jr Clarence S Clay Directional filtering of summed arrays
US4303794A (en) * 1980-12-22 1981-12-01 The Dow Chemical Company Separation and recovery of 4,4'-methylene dimethyl diphenyldicarbamate
US4317939A (en) 1981-02-23 1982-03-02 Ford Motor Company Catalyzed dissolution-hydrolysis of polyurethane wastes
US4336406A (en) 1981-02-24 1982-06-22 Ford Motor Company Polyol extraction by high boiling alkanes
DE3607665A1 (de) 1986-03-08 1987-09-10 Bayer Ag Verfahren zur aufarbeitung waessriger aminloesungen
FR2658527B1 (fr) * 1990-02-21 1992-05-15 Inst Francais Du Petrole Compositions bitumineuses renfermant des residus de polymeres hydrolyses ou alcoolises.
DE19513068A1 (de) * 1995-04-07 1996-10-10 Bayer Ag Fraktionierung und Reinigung von aromatischen Polyamingemischen und deren Verwendung
EP1229071A4 (en) * 1999-09-16 2004-05-26 Mitsui Takeda Chemicals Inc METHOD FOR TREATING POLYOL RECOVERED FROM DECOMPOSITION AND POLYOL RECOVERED FROM DECOMPOSITION
US6359177B1 (en) 2000-12-15 2002-03-19 Bayer Corporation Process for separating mixtures of materials having different boiling points
JP4505780B2 (ja) * 2001-06-13 2010-07-21 三井化学株式会社 ポリウレタン樹脂の分解回収方法
DE102005032430A1 (de) 2005-07-12 2007-01-25 Bayer Materialscience Ag Verfahren zur Herstellung von Toluylendiamin
DE102011051467A1 (de) 2011-06-30 2013-01-03 Buss-Sms-Canzler Gmbh Verfahren zur Gewinnung von Toluylendiisocyanat aus flüssigen Rückständen der Toluylendiisocyanatherstellung
CN102432915B (zh) * 2011-08-29 2013-11-06 广州聚天化工科技有限公司 利用微波解聚废旧聚氨酯再生多元醇的方法
DE102012108261B4 (de) 2012-07-11 2017-08-03 List Technology Ag Mischkneter zur Behandlung von viskosen bzw. pastösen Produkten in einem Produktraum
TWI561504B (en) * 2015-07-17 2016-12-11 Great Eastern Resins Ind Co Ltd Two-step and one-pot processes for preparation of aliphatic diisocyanates
EP3558940B1 (de) * 2016-12-21 2021-01-20 Covestro Intellectual Property GmbH & Co. KG Verfahren zur herstellung eines isocyanats

Also Published As

Publication number Publication date
WO2022063764A1 (de) 2022-03-31
US12624187B2 (en) 2026-05-12
CN116348515A (zh) 2023-06-27
EP4217416B1 (de) 2025-04-09
EP4217416C0 (de) 2025-04-09
US20230357532A1 (en) 2023-11-09
EP4217416A1 (de) 2023-08-02
HUE071690T2 (hu) 2025-09-28

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