CH384133A - Verfahren zu unmittelbaren Wiederkondensation und zum Verspinnen von Polyäthylenterephthalat-Abfällen - Google Patents

Verfahren zu unmittelbaren Wiederkondensation und zum Verspinnen von Polyäthylenterephthalat-Abfällen

Info

Publication number
CH384133A
CH384133A CH346360A CH346360A CH384133A CH 384133 A CH384133 A CH 384133A CH 346360 A CH346360 A CH 346360A CH 346360 A CH346360 A CH 346360A CH 384133 A CH384133 A CH 384133A
Authority
CH
Switzerland
Prior art keywords
recondensation
spinning
immediate
polyethylene terephthalate
terephthalate waste
Prior art date
Application number
CH346360A
Other languages
German (de)
English (en)
Inventor
Riehl Lothar Dr Dipl-Chem
Siggel Erhard Dr Dipl-Chem
Original Assignee
Glanzstoff Ag
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 Glanzstoff Ag filed Critical Glanzstoff Ag
Publication of CH384133A publication Critical patent/CH384133A/de

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
    • C08J11/14—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
    • 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
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D1/00—Treatment of filament-forming or like material
    • D01D1/04—Melting filament-forming substances
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F1/00—General methods for the manufacture of artificial filaments or the like
    • D01F1/02—Addition of substances to the spinning solution or to the melt
    • D01F1/10—Other agents for modifying properties
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F13/00—Recovery of starting material, waste material or solvents during the manufacture of artificial filaments or the like
    • D01F13/04—Recovery of starting material, waste material or solvents during the manufacture of artificial filaments or the like of synthetic polymers
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
    • D01F6/62—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyesters
    • 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
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
    • Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear
    • 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)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Textile Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Sustainable Development (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Artificial Filaments (AREA)
CH346360A 1959-04-18 1960-03-28 Verfahren zu unmittelbaren Wiederkondensation und zum Verspinnen von Polyäthylenterephthalat-Abfällen CH384133A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEV0016401 1959-04-18

Publications (1)

Publication Number Publication Date
CH384133A true CH384133A (de) 1964-11-15

Family

ID=7575635

Family Applications (1)

Application Number Title Priority Date Filing Date
CH346360A CH384133A (de) 1959-04-18 1960-03-28 Verfahren zu unmittelbaren Wiederkondensation und zum Verspinnen von Polyäthylenterephthalat-Abfällen

Country Status (5)

Country Link
US (1) US3108082A (OSRAM)
BE (1) BE589440A (OSRAM)
CH (1) CH384133A (OSRAM)
GB (1) GB892437A (OSRAM)
NL (2) NL250015A (OSRAM)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1191956B (de) * 1962-08-13 1965-04-29 Bayer Ag Verfahren zum Eindampfen von Loesungen von Kunststoffen in organischen Loesungsmitteln
US3952053A (en) * 1974-02-26 1976-04-20 Safetech, Inc. Method for recovering terephthalic acid and ethylene glycol from polyester materials
US4045392A (en) * 1975-03-11 1977-08-30 E. I. Du Pont De Nemours And Company Alkyd resin manufacturing process by using water or steam to reverse or retard gelation
DE2703461C2 (de) * 1977-01-28 1985-01-10 Davy McKee AG, 6000 Frankfurt Stopwerk zur Vorverdichtung zerkleinerter voluminöser Polymerabfälle
US4137393A (en) * 1977-04-07 1979-01-30 Monsanto Company Polyester polymer recovery from dyed polyester fibers
FR2439074A1 (fr) * 1978-10-18 1980-05-16 Rhone Poulenc Textile Procede de regeneration de polymere a partir de dechets
WO1993001525A1 (en) * 1991-07-01 1993-01-21 Fiber Industries, Inc. Recovery of polyester from spent film
US5223544A (en) * 1992-03-31 1993-06-29 Shell Oil Company Process for the removal of foreign materials from a post-consumer plyethylene terephthalate feed stream
AU2006277349B2 (en) * 2005-08-05 2011-08-25 Teijin Fibers Limited Method for recovery of valuable ingredient from dyed polyester fiber

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB598354A (en) * 1944-03-07 1948-02-17 British Resin Prod Ltd Improvements in or relating to the recovery of thermo-plastic resins from solutions thereof
US2343174A (en) * 1940-08-02 1944-02-29 Du Pont Treatment for polyamides
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
US2856383A (en) * 1956-09-24 1958-10-14 Eastman Kodak Co Linear polyester compositions containing a 2,4,5-trihydroxy phenone of a fatty acid as a heat stabilizer

Also Published As

Publication number Publication date
NL120118C (OSRAM) 1900-01-01
BE589440A (OSRAM) 1900-01-01
GB892437A (en) 1962-03-28
DE1420817B2 (de) 1972-11-23
US3108082A (en) 1963-10-22
NL250015A (OSRAM) 1900-01-01
DE1420817A1 (de) 1969-03-13

Similar Documents

Publication Publication Date Title
CH390536A (de) Verfahren zur Herstellung von Reifen und Maschine zur Durchführung dieses Verfahrens
CH388777A (de) Kopiermaterial für die Herstellung von Druckformen und Verfahren zu dessen Herstellung
CH349717A (de) Elektroerosives Schleifverfahren und Einrichtung zu seiner Durchführung
CH388525A (de) Verfahren und Vorrichtung zum Schmelzspinnen von Fäden oder Fadenbündeln
CH395342A (de) Verfahren zum Behandeln von Transistoren
CH418640A (de) Verfahren zum Härten von Epoxyden
CH371979A (de) Verfahren und Einrichtung zum kontinuierlichen Spinnen von Streichgarn
CH384523A (de) Verfahren zum antistatischmachen von Textilmaterialien
CH388509A (de) Verfahren zum Entschwefeln von Kohlenwasserstoffen
CH390783A (de) Behälter und Verfahren zu dessen Herstellung
CH401475A (de) Verfahren zum Härten von Epoxyden
CH383049A (de) Sortiermaschine und Verfahren zum Betrieb derselben
CH374621A (de) Verfahren zum Waschen und/oder Bleichen von Textilien
CH382905A (de) Verfahren zum Aufbereiten und Verbrennen von Abfällen
AT203456B (de) Verfahren zum Färben und Bedrucken von Faserstoffen
CH368777A (de) Verfahren zum Färben und Bedrucken von Textilmaterialien
AT238133B (de) Verfahren zum Färben und Bedrucken von Faserstoffen
CH356938A (de) Indikator zum Nachweis von Proteinen und Verfahren zu dessen Herstellung
CH362048A (de) Verfahren zum Hydrophobieren und Steifmachen von Textilien auf Cellulosebasis
CH420489A (de) Verfahren zur Reinigung von roher Streptokinase
CH407085A (de) Verfahren zum Dekondensieren von Polyäthylenterephthalat zu Terephthalsäuredimethylester
CH369427A (de) Verfahren zum Färben und Bedrucken von Textilmaterialien
FR1254635A (fr) Procédé pour la recondensation directe et pour le filage de déchets de téréphtalate de polyéthylène
CH379425A (de) Verfahren zum stückweisen Abschiessen von Garn und Einrichtung zur Ausübung des Verfahrens
CH382783A (de) Verfahren und Vorrichtung zum Einbringen von Behandlungsstoffen zu metallischen Schmelzen