CH384213A - Verfahren zur Herstellung feinteiligen Polyäthylenterephthalat-Materials aus Faserabfällen - Google Patents

Verfahren zur Herstellung feinteiligen Polyäthylenterephthalat-Materials aus Faserabfällen

Info

Publication number
CH384213A
CH384213A CH346560A CH346560A CH384213A CH 384213 A CH384213 A CH 384213A CH 346560 A CH346560 A CH 346560A CH 346560 A CH346560 A CH 346560A CH 384213 A CH384213 A CH 384213A
Authority
CH
Switzerland
Prior art keywords
production
polyethylene terephthalate
finely divided
fiber waste
terephthalate material
Prior art date
Application number
CH346560A
Other languages
English (en)
Inventor
Erhard Dr Siggel
Lothar Dr Riehl
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 CH384213A publication Critical patent/CH384213A/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
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/88—Post-polymerisation treatment
    • 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)
  • 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)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
CH346560A 1959-04-18 1960-03-28 Verfahren zur Herstellung feinteiligen Polyäthylenterephthalat-Materials aus Faserabfällen CH384213A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEV16402A DE1155594B (de) 1959-04-18 1959-04-18 Verfahren zur Herstellung von feinteiligen Abbauprodukten durch Behandeln von Faserabfaellen aus Poly-(aethylenglykolterephthalat) mit ueberhitztem Wasserdampf

Publications (1)

Publication Number Publication Date
CH384213A true CH384213A (de) 1964-11-15

Family

ID=7575637

Family Applications (1)

Application Number Title Priority Date Filing Date
CH346560A CH384213A (de) 1959-04-18 1960-03-28 Verfahren zur Herstellung feinteiligen Polyäthylenterephthalat-Materials aus Faserabfällen

Country Status (6)

Country Link
US (1) US3098046A (de)
BE (1) BE589530A (de)
CH (1) CH384213A (de)
DE (1) DE1155594B (de)
GB (1) GB882039A (de)
NL (1) NL250016A (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US4602046A (en) * 1985-01-22 1986-07-22 E. I. Du Pont De Nemours And Company Recovery of polyester from scrap by high shear conditions
DE4039024A1 (de) * 1990-09-21 1992-03-26 Bayer Ag Reinigung von polycarbonat- und polyestercarbonat-abfaellen
DE4200915C2 (de) * 1992-01-16 1994-05-19 Sicowa Verfahrenstech Verfahren zum Aufarbeiten von nicht sortenreinen Kunststoffabfällen
AUPQ747100A0 (en) * 2000-05-11 2000-06-08 Geo2 Limited Delamination process
US6436197B1 (en) 2000-09-05 2002-08-20 Metss Corporation Optical media demetallization process

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE14854C (de) * M. M. goldenstein & COMP, in Wien Mauerkonservator zum Befestigen und Aufhängen von Karniefsen, Spiegeln, Bildern u. dgl
US2364387A (en) * 1941-07-23 1944-12-05 Du Pont Production of polymer
GB610183A (en) * 1946-03-29 1948-10-12 Percival William Carlene Heat treatment of highly polymeric linear esters in the form of fibres, yarns, bristles, films, fabrics and the like
NL207547A (de) * 1955-05-31

Also Published As

Publication number Publication date
GB882039A (en) 1961-11-08
NL250016A (de) 1900-01-01
US3098046A (en) 1963-07-16
BE589530A (fr) 1960-08-01
DE1155594B (de) 1963-10-10

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