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FR2308659A1 - Procede de recuperation de polyesters lineaires solides et nouveaux produits ainsi obtenus - Google Patents

Procede de recuperation de polyesters lineaires solides et nouveaux produits ainsi obtenus

Info

Publication number
FR2308659A1
FR2308659A1 FR7604959A FR7604959A FR2308659A1 FR 2308659 A1 FR2308659 A1 FR 2308659A1 FR 7604959 A FR7604959 A FR 7604959A FR 7604959 A FR7604959 A FR 7604959A FR 2308659 A1 FR2308659 A1 FR 2308659A1
Authority
FR
France
Prior art keywords
new products
linear polyesters
solid linear
recovering solid
recovering
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.)
Granted
Application number
FR7604959A
Other languages
English (en)
Other versions
FR2308659B1 (fr
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 Co
Original Assignee
Monsanto 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 Co filed Critical Monsanto Co
Publication of FR2308659A1 publication Critical patent/FR2308659A1/fr
Application granted granted Critical
Publication of FR2308659B1 publication Critical patent/FR2308659B1/fr
Granted legal-status Critical Current

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
    • C08J11/06—Recovery or working-up of waste materials of polymers without chemical reactions
    • C08J11/08—Recovery or working-up of waste materials of polymers without chemical reactions using selective solvents for polymer components
    • 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
    • C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Artificial Filaments (AREA)
FR7604959A 1975-04-25 1976-02-23 Procede de recuperation de polyesters lineaires solides et nouveaux produits ainsi obtenus Granted FR2308659A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US57145575A 1975-04-25 1975-04-25

Publications (2)

Publication Number Publication Date
FR2308659A1 true FR2308659A1 (fr) 1976-11-19
FR2308659B1 FR2308659B1 (fr) 1981-04-30

Family

ID=24283775

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7604959A Granted FR2308659A1 (fr) 1975-04-25 1976-02-23 Procede de recuperation de polyesters lineaires solides et nouveaux produits ainsi obtenus

Country Status (7)

Country Link
US (1) US4064079A (fr)
JP (1) JPS51128379A (fr)
CA (1) CA1052048A (fr)
DE (1) DE2607345A1 (fr)
FR (1) FR2308659A1 (fr)
GB (1) GB1500857A (fr)
IT (1) IT1055438B (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2386576A1 (fr) * 1977-04-07 1978-11-03 Monsanto Co Procede de recuperation et de reutilisation de polyesters a partir de matieres polymeres comprenant des fibres de polyester teintes
FR2386577A1 (fr) * 1977-04-07 1978-11-03 Monsanto Co Procede de recuperation de polyesters lineaires solides a partir de produits polymeres moules et extrudes et nouveaux produits ainsi obtenus
FR2393088A1 (fr) * 1976-12-09 1978-12-29 Monsanto Co Procede d'epuisement du colorant d'un tissu, de separation et de recuperation d'un polyester

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2242197A (en) * 1990-03-23 1991-09-25 Bostik Ltd High-molecular weight polyhexamethylene adipate
DE4034459A1 (de) * 1990-10-30 1992-05-07 Hoechst Ag Verfahren zur aufbereitung thermisch beanspruchter polyester-abfaelle
CA2183663A1 (fr) * 1994-03-11 1995-09-14 Jawed Asrar Copolymeres de polyesters recycles
TW328542B (en) * 1995-02-09 1998-03-21 Eastman Chem Co Process for recycling polyesters
US6140463A (en) * 1997-02-18 2000-10-31 Stefandl; Roland E. Process for recycling and recovery of purified nylon polymer
US5898063A (en) * 1997-02-18 1999-04-27 Stefandl; Roland E. Carpet recycling process for nylon containing carpeting
US6835255B2 (en) 1998-06-01 2004-12-28 Alliant Techsystems Inc. Reduced energy binder for energetic compositions
US20020037939A1 (en) * 2000-06-08 2002-03-28 Mckinnon Michael Stephen Solvent-based recovery and recycle of polyamide material
DE10039363A1 (de) * 2000-08-11 2002-03-07 Fraunhofer Ges Forschung Verfahren zur Trennung und Rückgewinnung von Zielpolymeren und deren Additiven aus einem polymerhaltigen Material
US20060069170A1 (en) * 2004-09-27 2006-03-30 Chemical Products Corporation Decomposition of Polyester
US7067613B2 (en) * 2004-06-04 2006-06-27 Chemical Products Corporation Separation of polyolefins from nylons
US20060070188A1 (en) * 2004-09-27 2006-04-06 Chemical Products Corporation Colorant Removal from Polymeric Fibers
AU2006277349B2 (en) * 2005-08-05 2011-08-25 Teijin Fibers Limited Method for recovery of valuable ingredient from dyed polyester fiber
DE102005047460A1 (de) * 2005-09-30 2007-04-05 Basf Ag Verfahren zur Behandlung von Abwasser aus Aldolisierungsverfahren
US8293444B2 (en) 2009-06-24 2012-10-23 Xerox Corporation Purified polyester resins for toner performance improvement
CN102061005B (zh) * 2010-11-19 2012-07-25 绍兴中纺院江南分院有限公司 一种涤纶纤维或涤纶织物废料回收再利用方法
US9867332B2 (en) 2014-03-31 2018-01-16 Kai S. Lee Operationally tiltable counter rotating twin blade mowing deck
US11814492B2 (en) 2020-12-02 2023-11-14 International Business Machines Corporation Polyester recycling process with pre-reaction purification
US11787917B2 (en) 2020-12-02 2023-10-17 International Business Machines Corporation Recycling process for the recovery of cotton from polyester-cotton fabrics and/or fibers
US11814487B2 (en) 2020-12-02 2023-11-14 International Business Machines Corporation Feedstock purification of polyester waste for recycling processes
US11795292B2 (en) 2020-12-02 2023-10-24 International Business Machines Corporation Media recycling and sanitization
US11807725B2 (en) 2020-12-02 2023-11-07 International Business Machines Corporation Feedstock engineering of polyester waste for recycling processes
US11655350B2 (en) * 2021-04-16 2023-05-23 Uop Llc Solvent based approach to post-consumer recycling of polyethylene terephthalate
WO2025068466A1 (fr) * 2023-09-29 2025-04-03 Basf Se Procédé de préparation d'une fibre de polyester à partir de polyester recyclé à partir d'un mélange de polymères

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA608656A (en) 1960-11-15 Phillips Petroleum Company Recovery of olefin polymers
BE512098A (fr) * 1951-06-21 1954-01-08 Glanzstoff Ag Procédé pour dissoudre et purifier les polyesters de diols et d'acides bicarboniques aromatiques, notamment de l'acide téréphtalique
US2742440A (en) * 1952-02-26 1956-04-17 Polymer Corp Method of preparing finely divided polyamides
BE572494A (fr) * 1957-10-30
US3696058A (en) * 1971-06-10 1972-10-03 Du Pont Process for polymer recovery
US3935169A (en) * 1972-10-02 1976-01-27 Ici United States Inc. Method of preparing polyester powder

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2393088A1 (fr) * 1976-12-09 1978-12-29 Monsanto Co Procede d'epuisement du colorant d'un tissu, de separation et de recuperation d'un polyester
FR2386576A1 (fr) * 1977-04-07 1978-11-03 Monsanto Co Procede de recuperation et de reutilisation de polyesters a partir de matieres polymeres comprenant des fibres de polyester teintes
FR2386577A1 (fr) * 1977-04-07 1978-11-03 Monsanto Co Procede de recuperation de polyesters lineaires solides a partir de produits polymeres moules et extrudes et nouveaux produits ainsi obtenus

Also Published As

Publication number Publication date
US4064079A (en) 1977-12-20
FR2308659B1 (fr) 1981-04-30
CA1052048A (fr) 1979-04-03
GB1500857A (en) 1978-02-15
JPS5327310B2 (fr) 1978-08-08
DE2607345A1 (de) 1976-11-04
JPS51128379A (en) 1976-11-09
IT1055438B (it) 1981-12-21

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Legal Events

Date Code Title Description
ST Notification of lapse