CH402415A - Procédé de régénération de polyamides, à partir de déchets - Google Patents

Procédé de régénération de polyamides, à partir de déchets

Info

Publication number
CH402415A
CH402415A CH84761A CH84761A CH402415A CH 402415 A CH402415 A CH 402415A CH 84761 A CH84761 A CH 84761A CH 84761 A CH84761 A CH 84761A CH 402415 A CH402415 A CH 402415A
Authority
CH
Switzerland
Prior art keywords
polyamides
regeneration
waste
Prior art date
Application number
CH84761A
Other languages
English (en)
Original Assignee
Monsanto Chemicals
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 Monsanto Chemicals filed Critical Monsanto Chemicals
Publication of CH402415A publication Critical patent/CH402415A/fr

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
    • C08J11/26—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 carboxylic acid groups, their anhydrides or esters
    • 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
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • 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
    • 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)
  • Polyamides (AREA)
CH84761A 1960-01-25 1961-01-25 Procédé de régénération de polyamides, à partir de déchets CH402415A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US445860A 1960-01-25 1960-01-25

Publications (1)

Publication Number Publication Date
CH402415A true CH402415A (fr) 1965-11-15

Family

ID=21710913

Family Applications (1)

Application Number Title Priority Date Filing Date
CH84761A CH402415A (fr) 1960-01-25 1961-01-25 Procédé de régénération de polyamides, à partir de déchets

Country Status (5)

Country Link
BE (1) BE599441A (fr)
CH (1) CH402415A (fr)
DE (1) DE1445283A1 (fr)
GB (1) GB921667A (fr)
NL (2) NL260459A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4660230A1 (fr) * 2024-06-03 2025-12-10 Vito NV Procédé de recyclage chimique de polymères de polyamide à l'aide d'acides dicarboxyliques aliphatiques et procédés associés
PT119900A (pt) * 2024-12-10 2026-06-11 Univ Aveiro Mtodo de reciclagem de poliamidas e produtos obtidos

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5266694A (en) * 1992-10-19 1993-11-30 E. I. Du Pont De Nemours And Company Nylon component reclamation
EP0608454B1 (fr) * 1993-01-28 1997-08-13 POLYMER ENGINEERING GmbH Procédé et appareil pour la fabrication de polyamide-6 à partir de déchets de polyamide
DE60121948T2 (de) * 2000-06-08 2007-03-15 E.I. Du Pont De Nemours And Co., Wilmington Auf lösungsmittel basierende rückgewinnung und wiederverwertung eines polyamidmaterials
EP1942128B1 (fr) * 2006-12-29 2016-09-14 Abbott Laboratories Vascular Enterprises Limited Polyamides modifiés
EP1990357A1 (fr) 2007-05-10 2008-11-12 Abbott Laboratories Vascular Enterprises Limited Copolymère d'un polyamide et d'une diamine de polycarbonate
EP3841161B1 (fr) * 2018-08-20 2024-11-20 INVISTA Textiles (U.K.) Limited Procédé de recyclage de nylon à viscosité relative élevée
FR3107059B1 (fr) * 2020-02-10 2022-04-22 Arkema France Procede de traitement d’une composition a base de polyamides

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4660230A1 (fr) * 2024-06-03 2025-12-10 Vito NV Procédé de recyclage chimique de polymères de polyamide à l'aide d'acides dicarboxyliques aliphatiques et procédés associés
WO2025252766A3 (fr) * 2024-06-03 2026-03-12 Vito Nv Procédé de recyclage chimique de polymères polyamide à l'aide d'acides dicarboxyliques aliphatiques et procédés associés
PT119900A (pt) * 2024-12-10 2026-06-11 Univ Aveiro Mtodo de reciclagem de poliamidas e produtos obtidos

Also Published As

Publication number Publication date
NL124408C (fr) 1968-01-15
GB921667A (en) 1963-03-20
BE599441A (fr) 1961-07-24
NL260459A (fr) 1964-04-27
DE1445283A1 (de) 1968-11-14

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