JP2026519829A - ポリアミドを加水分解により解重合するためのプロセス - Google Patents

ポリアミドを加水分解により解重合するためのプロセス

Info

Publication number
JP2026519829A
JP2026519829A JP2025571334A JP2025571334A JP2026519829A JP 2026519829 A JP2026519829 A JP 2026519829A JP 2025571334 A JP2025571334 A JP 2025571334A JP 2025571334 A JP2025571334 A JP 2025571334A JP 2026519829 A JP2026519829 A JP 2026519829A
Authority
JP
Japan
Prior art keywords
stream
unit
range
polyamide
aqueous
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
JP2025571334A
Other languages
English (en)
Japanese (ja)
Inventor
ステファン・ブレイ
ファイサル－アリ・エル－トゥファイリ
オリヴァー・ベイ
ヴィクラム・ラガヴェンダル・ラヴィクマール
バルト・ヴァンデル・ストラエテン
ミヒャエル・シュライバー
バオ・リウ
クリスチャン・ディーネス
Original Assignee
ベーアーエスエフ・エスエー
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 ベーアーエスエフ・エスエー filed Critical ベーアーエスエフ・エスエー
Publication of JP2026519829A publication Critical patent/JP2026519829A/ja
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/02—Preparation of lactams
    • C07D201/12—Preparation of lactams by depolymerising polyamides
    • 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
    • C08J11/14—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 steam or water
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L101/00—Compositions of unspecified macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
    • C08L77/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
    • 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
    • C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
    • C08J2377/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/141—Feedstock
    • Y02P20/143—Feedstock the feedstock being recycled material, e.g. plastics
    • 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)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Polyamides (AREA)
JP2025571334A 2023-06-06 2024-06-05 ポリアミドを加水分解により解重合するためのプロセス Pending JP2026519829A (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
CNPCT/CN2023/098586 2023-06-06
CN2023098586 2023-06-06
CN2023133637 2023-11-23
CNPCT/CN2023/133637 2023-11-23
PCT/EP2024/065380 WO2024251758A1 (fr) 2023-06-06 2024-06-05 Procédé de dépolymérisation hydrolytique d'un polyamide

Publications (1)

Publication Number Publication Date
JP2026519829A true JP2026519829A (ja) 2026-06-18

Family

ID=91465296

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2025571334A Pending JP2026519829A (ja) 2023-06-06 2024-06-05 ポリアミドを加水分解により解重合するためのプロセス

Country Status (9)

Country Link
EP (1) EP4724421A1 (fr)
JP (1) JP2026519829A (fr)
KR (1) KR20260019627A (fr)
CN (1) CN121399096A (fr)
AR (1) AR132876A1 (fr)
AU (1) AU2024286546A1 (fr)
MX (1) MX2025014674A (fr)
TW (1) TW202506641A (fr)
WO (1) WO2024251758A1 (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5495015A (en) * 1994-12-12 1996-02-27 Basf Aktiengesellschaft Process for producing caprolactam through hydrolytic cleavage of molten polycaprolactam
US5656757A (en) * 1995-08-10 1997-08-12 Alliedsignal Inc. Monomer recovery from multi-component materials
US5990306A (en) * 1997-09-03 1999-11-23 Alliedsignal Inc. Process for the purification of caprolactam obtained from the depolymerization of polyamide-containing carpet
PL2160431T3 (pl) 2007-06-20 2011-12-30 Basf Se Sposób wytwarzania poliamidów w wytłaczarkach
EP2641939A1 (fr) 2012-03-21 2013-09-25 Basf Se Polyamide ignifuge teinté en nuances claires
WO2023074437A1 (fr) * 2021-10-29 2023-05-04 東レ株式会社 PROCÉDÉ DE RÉCUPÉRATION DE ε-CAPROLACTAME ET D'UN OLIGOMÈRE DE POLYAMIDE 6, ET PROCÉDÉ DE PRODUCTION DE POLYAMIDE 6

Also Published As

Publication number Publication date
KR20260019627A (ko) 2026-02-10
MX2025014674A (es) 2026-01-07
AU2024286546A1 (en) 2025-12-18
WO2024251758A1 (fr) 2024-12-12
AR132876A1 (es) 2025-08-06
CN121399096A (zh) 2026-01-23
TW202506641A (zh) 2025-02-16
EP4724421A1 (fr) 2026-04-15