FR2310383A1 - Procede pour le traitement et la mise en compound de chutes de polyurethane - Google Patents

Procede pour le traitement et la mise en compound de chutes de polyurethane

Info

Publication number
FR2310383A1
FR2310383A1 FR7613426A FR7613426A FR2310383A1 FR 2310383 A1 FR2310383 A1 FR 2310383A1 FR 7613426 A FR7613426 A FR 7613426A FR 7613426 A FR7613426 A FR 7613426A FR 2310383 A1 FR2310383 A1 FR 2310383A1
Authority
FR
France
Prior art keywords
compounding
treatment
polyurethane
falls
polyurethane falls
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
FR7613426A
Other languages
English (en)
Other versions
FR2310383B1 (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.)
FORSCH SCHUHTECHNOLO
Original Assignee
FORSCH SCHUHTECHNOLO
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
Priority claimed from DD18582675A external-priority patent/DD119054A1/xx
Priority claimed from DD18792975A external-priority patent/DD125889A2/xx
Application filed by FORSCH SCHUHTECHNOLO filed Critical FORSCH SCHUHTECHNOLO
Publication of FR2310383A1 publication Critical patent/FR2310383A1/fr
Application granted granted Critical
Publication of FR2310383B1 publication Critical patent/FR2310383B1/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
    • C08J11/10—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
    • C08J11/12—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 dry-heat treatment only
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
    • C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08L27/06—Homopolymers or copolymers of vinyl chloride
    • 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
    • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2375/04—Polyurethanes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
    • C08L75/04—Polyurethanes
    • 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)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
FR7613426A 1975-05-05 1976-05-05 Procede pour le traitement et la mise en compound de chutes de polyurethane Granted FR2310383A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DD18582675A DD119054A1 (fr) 1975-05-05 1975-05-05
DD18792975A DD125889A2 (fr) 1975-08-19 1975-08-19

Publications (2)

Publication Number Publication Date
FR2310383A1 true FR2310383A1 (fr) 1976-12-03
FR2310383B1 FR2310383B1 (fr) 1981-09-25

Family

ID=25747548

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7613426A Granted FR2310383A1 (fr) 1975-05-05 1976-05-05 Procede pour le traitement et la mise en compound de chutes de polyurethane

Country Status (6)

Country Link
CS (1) CS208368B1 (fr)
DE (1) DE2615840A1 (fr)
FR (1) FR2310383A1 (fr)
GB (1) GB1551274A (fr)
HU (1) HU176966B (fr)
SU (1) SU983129A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3844664C2 (en) * 1987-10-17 1991-04-25 Hofmann, Simone, 7030 Boeblingen, De Articles, esp. panels, prepd. from hard polyurethane foam
DE4102999A1 (de) * 1991-02-01 1992-08-13 Bayer Ag Verfahren zur herstellung von thermoplastisch verarbeitbaren kunststoffgemischen und ihre verwendung zur herstellung von formkoerpern
EP0607735B1 (fr) * 1993-01-18 1999-05-06 Microlite, S.L. Procédé pour la récupération de polyuréthane
DE4309139A1 (de) * 1993-03-22 1994-09-29 Bayer Ag Verfahren zur Herstellung von Pulvern und anderen Klein- und Kleinstteilchen
CN1043863C (zh) * 1994-02-05 1999-06-30 车国承 用聚氨酯泡沫体生产涂料薄膜－防水聚氨酯胶片的方法
CZ303835B6 (cs) * 2008-12-11 2013-05-22 Vysoké ucení technické v Brne Zpusob prípravy termodegradabilních polyurethanových pen
RU2598438C1 (ru) * 2015-08-03 2016-09-27 Акционерное общество "НПО "Пластполимер" Способ очистки рециркулирующего потока этилена с винилацетатом от низкомолекулярного сополимера, масел и других органических примесей

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE959409C (de) * 1955-06-26 1957-03-07 Continental Gummi Werke Ag Verfahren zur Herstellung von Formkoerpern aus einer thermoplastischen polyurethanhaltigen Kunststoffmasse
DE1048695B (de) * 1959-01-15 Metzeier Gummiwerke A G München Verfahren zur Gewinnung von flussigen Spaltprodukten aus festen ver netzten stickstoffhaltigen Polyadditionsprodukten und Vorrichtung zur Durchfuhrung des Verfahrens
DE1089153B (de) * 1957-02-15 1960-09-15 Pleiger Maschf Paul Verfahren zur Aufbereitung elastischer, vernetzter Kunststoffe auf der Basis Polyester-Isocyanat fuer eine Wiederverwendung

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1048695B (de) * 1959-01-15 Metzeier Gummiwerke A G München Verfahren zur Gewinnung von flussigen Spaltprodukten aus festen ver netzten stickstoffhaltigen Polyadditionsprodukten und Vorrichtung zur Durchfuhrung des Verfahrens
DE959409C (de) * 1955-06-26 1957-03-07 Continental Gummi Werke Ag Verfahren zur Herstellung von Formkoerpern aus einer thermoplastischen polyurethanhaltigen Kunststoffmasse
DE1089153B (de) * 1957-02-15 1960-09-15 Pleiger Maschf Paul Verfahren zur Aufbereitung elastischer, vernetzter Kunststoffe auf der Basis Polyester-Isocyanat fuer eine Wiederverwendung

Also Published As

Publication number Publication date
CS208368B1 (cs) 1981-09-15
GB1551274A (en) 1979-08-30
HU176966B (hu) 1981-06-28
FR2310383B1 (fr) 1981-09-25
DE2615840A1 (de) 1976-11-18
SU983129A1 (ru) 1982-12-23

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Legal Events

Date Code Title Description
ST Notification of lapse