GB921667A - Process for reclaiming waste nylon - Google Patents

Process for reclaiming waste nylon

Info

Publication number
GB921667A
GB921667A GB176861A GB176861A GB921667A GB 921667 A GB921667 A GB 921667A GB 176861 A GB176861 A GB 176861A GB 176861 A GB176861 A GB 176861A GB 921667 A GB921667 A GB 921667A
Authority
GB
United Kingdom
Prior art keywords
carbon atoms
acid
diamine
filtered
diamines
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.)
Expired
Application number
GB176861A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Monsanto Chemicals Ltd
Monsanto Chemical Co
Original Assignee
Monsanto Chemicals Ltd
Monsanto Chemical Co
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 Ltd, Monsanto Chemical Co filed Critical Monsanto Chemicals Ltd
Publication of GB921667A publication Critical patent/GB921667A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J11/00Recovery or working-up of waste materials
    • C08J11/04Recovery or working-up of waste materials of polymers
    • C08J11/10Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
    • C08J11/18Recovery 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
    • C08J11/22Recovery 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
    • C08J11/26Recovery 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
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2377/00Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/62Plastics 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)
GB176861A 1960-01-25 1961-01-16 Process for reclaiming waste nylon Expired GB921667A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
GB921667A true GB921667A (en) 1963-03-20

Family

ID=21710913

Family Applications (1)

Application Number Title Priority Date Filing Date
GB176861A Expired GB921667A (en) 1960-01-25 1961-01-16 Process for reclaiming waste nylon

Country Status (5)

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

Cited By (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
US5646191A (en) * 1993-01-28 1997-07-08 Polymer Engineering Gmbh Method and apparatus for the production of polyamide 6 from polyamide waste
WO2001094457A3 (en) * 2000-06-08 2002-05-02 Du Pont Canada Solvent-based recovery and recycle of polyamide material
EP1942128A1 (en) * 2006-12-29 2008-07-09 Abbott Laboratories Vascular Enterprises Limited Modified polyamides
US8492484B2 (en) 2007-05-10 2013-07-23 Abbott Laboratories Vascular Enterprises Limited Medical devices comprising a co-polymer of a polyamide and a polycarbonate diamine
FR3107059A1 (fr) * 2020-02-10 2021-08-13 Arkema France Procede de traitement d’une composition a base de polyamides
US20210309826A1 (en) * 2018-08-20 2021-10-07 Inv Nylon Chemicals Americas, Llc Method of recycling high relative viscosity nylon

Cited By (12)

* 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
US5646191A (en) * 1993-01-28 1997-07-08 Polymer Engineering Gmbh Method and apparatus for the production of polyamide 6 from polyamide waste
WO2001094457A3 (en) * 2000-06-08 2002-05-02 Du Pont Canada Solvent-based recovery and recycle of polyamide material
JP2003535942A (ja) * 2000-06-08 2003-12-02 デュポン カナダ インコーポレイテッド ポリアミド原料の溶剤ベースの回収および再利用
EP1942128A1 (en) * 2006-12-29 2008-07-09 Abbott Laboratories Vascular Enterprises Limited Modified polyamides
US8492484B2 (en) 2007-05-10 2013-07-23 Abbott Laboratories Vascular Enterprises Limited Medical devices comprising a co-polymer of a polyamide and a polycarbonate diamine
US20210309826A1 (en) * 2018-08-20 2021-10-07 Inv Nylon Chemicals Americas, Llc Method of recycling high relative viscosity nylon
US12091515B2 (en) * 2018-08-20 2024-09-17 Inv Nylon Polymers Americas, Llc Method of recycling high relative viscosity nylon
FR3107059A1 (fr) * 2020-02-10 2021-08-13 Arkema France Procede de traitement d’une composition a base de polyamides
WO2021160963A1 (fr) * 2020-02-10 2021-08-19 Arkema France Procede de traitement d'une composition a base de polyamides
CN115315461A (zh) * 2020-02-10 2022-11-08 阿科玛法国公司 处理基于聚酰胺的组合物的方法
JP2023513252A (ja) * 2020-02-10 2023-03-30 アルケマ フランス ポリアミドをベースとする組成物の処理方法

Also Published As

Publication number Publication date
BE599441A (fr) 1961-07-24
DE1445283A1 (de) 1968-11-14
CH402415A (fr) 1965-11-15
NL124408C (enrdf_load_stackoverflow) 1968-01-15
NL260459A (enrdf_load_stackoverflow) 1964-04-27

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