AR132876A1 - Proceso para la despolimerización hidrolítica de una poliamida - Google Patents

Proceso para la despolimerización hidrolítica de una poliamida

Info

Publication number
AR132876A1
AR132876A1 ARP240101437A ARP240101437A AR132876A1 AR 132876 A1 AR132876 A1 AR 132876A1 AR P240101437 A ARP240101437 A AR P240101437A AR P240101437 A ARP240101437 A AR P240101437A AR 132876 A1 AR132876 A1 AR 132876A1
Authority
AR
Argentina
Prior art keywords
stream
polyamide
depolymerization
liquid
pressure
Prior art date
Application number
ARP240101437A
Other languages
English (en)
Spanish (es)
Inventor
Stefan Blei
Faissal El-Toufaili
- Bey Oliver Ali
Vikram Raghavendhar Ravikumar
Straeten Bart Vander
Michael Schreiber
Bao Liu
Christian Dienes
Original Assignee
Basf Se
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 Basf Se filed Critical Basf Se
Publication of AR132876A1 publication Critical patent/AR132876A1/es

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)
ARP240101437A 2023-06-06 2024-06-05 Proceso para la despolimerización hidrolítica de una poliamida AR132876A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2023098586 2023-06-06
CN2023133637 2023-11-23

Publications (1)

Publication Number Publication Date
AR132876A1 true AR132876A1 (es) 2025-08-06

Family

ID=91465296

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP240101437A AR132876A1 (es) 2023-06-06 2024-06-05 Proceso para la despolimerización hidrolítica de una poliamida

Country Status (8)

Country Link
EP (1) EP4724421A1 (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
CN101679626B (zh) 2007-06-20 2011-12-21 巴斯夫欧洲公司 在挤出机中制备聚酰胺的方法
EP2641939A1 (fr) 2012-03-21 2013-09-25 Basf Se Polyamide ignifuge teinté en nuances claires
CN117940485A (zh) * 2021-10-29 2024-04-26 东丽株式会社 ε-己内酰胺和聚酰胺6低聚物的回收方法及聚酰胺6的制造方法

Also Published As

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

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