DK0592952T3 - Fremgangsmåde til fremstilling af genbrugspolyoler og deres anvendelse ved fremstilling af polyurethaner - Google Patents

Fremgangsmåde til fremstilling af genbrugspolyoler og deres anvendelse ved fremstilling af polyurethaner

Info

Publication number
DK0592952T3
DK0592952T3 DK93116280T DK93116280T DK0592952T3 DK 0592952 T3 DK0592952 T3 DK 0592952T3 DK 93116280 T DK93116280 T DK 93116280T DK 93116280 T DK93116280 T DK 93116280T DK 0592952 T3 DK0592952 T3 DK 0592952T3
Authority
DK
Denmark
Prior art keywords
polyurethanes
preparation
production
recycled polyols
cellular
Prior art date
Application number
DK93116280T
Other languages
Danish (da)
English (en)
Inventor
Michael Gassan
Bernhard Naber
Vera Neiss
Peter Dr Moeckel
Wolfgang Weissflog
Original Assignee
Basf Schwarzheide Gmbh
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 Basf Schwarzheide Gmbh filed Critical Basf Schwarzheide Gmbh
Application granted granted Critical
Publication of DK0592952T3 publication Critical patent/DK0592952T3/da

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
    • C08J11/18—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 organic material
    • C08J11/22—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 organic material by treatment with organic oxygen-containing compounds
    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/83—Chemically modified polymers
    • C08G18/831—Chemically modified polymers by oxygen-containing compounds inclusive of carbonic acid halogenides, carboxylic acid halogenides and epoxy halides
    • 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
    • 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)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
DK93116280T 1992-10-12 1993-10-08 Fremgangsmåde til fremstilling af genbrugspolyoler og deres anvendelse ved fremstilling af polyurethaner DK0592952T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19924234335 DE4234335A1 (de) 1992-10-12 1992-10-12 Verfahren zur Herstellung von Recyclatpolyolen und deren Verwendung bei der Herstellung von Polyurethanen

Publications (1)

Publication Number Publication Date
DK0592952T3 true DK0592952T3 (da) 1997-01-27

Family

ID=6470256

Family Applications (1)

Application Number Title Priority Date Filing Date
DK93116280T DK0592952T3 (da) 1992-10-12 1993-10-08 Fremgangsmåde til fremstilling af genbrugspolyoler og deres anvendelse ved fremstilling af polyurethaner

Country Status (11)

Country Link
US (1) US5357006A (es)
EP (1) EP0592952B1 (es)
JP (1) JPH06316667A (es)
KR (1) KR940009228A (es)
AT (1) ATE147416T1 (es)
CA (1) CA2107929A1 (es)
DE (2) DE4234335A1 (es)
DK (1) DK0592952T3 (es)
ES (1) ES2096175T3 (es)
GR (1) GR3022345T3 (es)
MX (1) MX9306285A (es)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4411864A1 (de) * 1994-04-08 1995-10-12 Basf Schwarzheide Gmbh Verfahren zur Herstellung von harten bis zähharten Polyurethanschaumstoffen mit erhöhtem Anteil an offenen Zellen und vermindertem Schrumpf
DE4433834C1 (de) * 1994-09-22 1995-10-12 Daimler Benz Ag Verfahren zur Rückgewinnung von Sekundärpolyolen aus mit nichtglykolysierbaren Stoffen vermischten Polyaddukten von Diolen und Diisocyanaten
DE4445890A1 (de) * 1994-12-22 1996-06-27 Basf Schwarzheide Gmbh Verfahren zur Herstellung von Recyclatpolyolen
DE19510638A1 (de) * 1995-03-23 1996-09-26 Basf Schwarzheide Gmbh Verfahren zur Verwertung von Kunststoffabfällen, in denen Polyurethane im Gemisch mit anderen Kunststoffen vorliegen
DE19540949A1 (de) * 1995-11-03 1997-05-07 Bayer Ag Unter Einsatz von Recycling-Polyolen hergestellte Polyurethan-Verbundkörper (Sandwichelemente), ein Verfahren zu deren Herstellung sowie deren Verwendung
DE19540950A1 (de) * 1995-11-03 1997-05-07 Bayer Ag Unter Einsatz von Recycling-Polyolen hergestellte Polyurethan-Formkörper, ein Verfahren zu deren Herstellung sowie deren Verwendung
DE19643057A1 (de) * 1996-10-18 1998-04-23 Basf Ag Verfahren zur Herstellung von Polyisocyanuratschaumstoffen mit verminderter Wärmeleitfähigkeit
US5763692A (en) * 1996-10-28 1998-06-09 Basf Corporation Process for the preparation of recyclate polyols having a low amine content
DE19718018A1 (de) * 1997-04-29 1998-11-05 Basf Ag Verfahren zur Herstellung von Polyurethan-Hartschaumstoffen
DE19737184A1 (de) * 1997-08-26 1999-03-04 Basf Ag Verfahren zur Verringerung des Amingehalts von Recyclatpolyolen
KR100278099B1 (ko) * 1998-04-07 2001-01-15 전종한 폐 폴리우레탄 엘라스토머를 이용한 폴리우레탄엘라스토머의제조방법
DE19917934B4 (de) * 1998-04-16 2007-05-31 Behrendt, Gerhard, Prof. Dr. Verfahren zur Herstellung von Polyurethanen
US6232570B1 (en) 1999-09-16 2001-05-15 General Electric Company Arcing contact arrangement
WO2001030880A1 (en) * 1999-10-26 2001-05-03 Shell Internationale Research Maatschappij B.V. Process for the preparation of a rigid polyurethane foam
AU2001243354A1 (en) 2000-02-28 2001-09-12 Troy Polymers Process for chemical recycling of polyurethane-containing scrap
CA2535355C (en) * 2003-08-26 2008-05-20 Sang-Hoon Rha A universal bookholder
US6960748B2 (en) * 2003-10-09 2005-11-01 Smurfit-Stone Container Enterprises, Inc. Collapsible microwave popcorn box
DE102005038375B4 (de) * 2005-08-13 2008-11-27 Tsa Stahl- Und Anlagenbaugesellschaft Mbh Verfahren zur Herstellung von Recyclatpolyolen aus Polyurethanen
US20070197668A1 (en) * 2006-02-20 2007-08-23 Troy Polymers, Inc. Process for preparing polyols
CZ301686B6 (cs) 2007-08-23 2010-05-26 Ústav makromolekulární chemie AV CR, v.v.i. Zpusob recyklace odpadních polyurethanových pen
DE102009026898A1 (de) 2009-06-10 2010-12-16 Lambda One Isoliertechnik Gmbh Verfahren zur Herstellung von Polyolkomponenten für Polyurethane aus Polyurethan-Hartschaumstoffabfällen
CZ302362B6 (cs) 2009-09-22 2011-04-06 Ústav makromolekulární chemie AV CR, v.v.i. Surovina pro výrobu polyurethanu a zpusob její výroby z odpadního polyurethanu
NL2028001B1 (en) 2021-04-16 2022-10-31 Ioniqa Tech B V Method for the production of a polyhydric alcohol from a urethane containing polymer
NL2028002B1 (en) 2021-04-16 2022-10-31 Ioniqa Tech B V Method for the production of a polyhydric alcohol from a urethane containing polymer
EP4363478A1 (de) * 2021-07-02 2024-05-08 Evonik Operations GmbH Herstellung von pu-schaumstoffen unter einsatz von recycling-polyolen
EP4363477A1 (de) * 2021-07-02 2024-05-08 Evonik Operations GmbH Herstellung von pu-schaumstoffen unter einsatz von recycling-polyolen

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE226576C (es) *
DE156480C (es) *
US3109824A (en) * 1960-11-14 1963-11-05 Mobay Chemical Corp Method of dissolving polyurethanes and polyureas using tall oil
US3404103A (en) * 1965-06-10 1968-10-01 Bridgestone Tire Co Ltd Method of decomposing urethane polymer
US3632530A (en) * 1967-03-04 1972-01-04 Yokohama Rubber Co Ltd Process for decomposition of a polyurethane resin
CA1042146A (en) 1974-04-29 1978-11-07 Benjamin Tucker Process for reclaiming flexible polyurethane foam
US3983087A (en) * 1974-04-29 1976-09-28 The Upjohn Company Novel process of reclaiming polyurethane foam
JPS5171381A (en) * 1974-12-19 1976-06-21 Bridgestone Tire Co Ltd Horiuretanfuoomuno bunkaikaishuho
DD156480A3 (de) 1980-12-19 1982-09-01 Lothar Baum Verfahren zur herstellung von thixotropen polyolkomponenten
DE3232461A1 (de) * 1982-09-01 1984-03-01 Bayer Ag, 5090 Leverkusen Verfahren zum kontinuierlichen glykolytischen hochtemperatur-abbau von polyurethankunstoffabfaellen in schneckenmaschinen
DD226576B5 (de) * 1984-09-17 1994-01-05 Basf Schwarzheide Gmbh Verfahren zur stufenweisen umsetzung von polyurethanabfaellen durch alkoholyse
DE3702495A1 (de) * 1987-01-28 1988-08-11 Gunter Dr Bauer Verfahren zur herstellung polyolhaltiger fluessigkeiten und deren verwendung
DE4024601C2 (de) 1990-08-02 1997-04-03 Gunter Prof Dr Bauer Verfahren zur Herstellung polyolhaltiger Dispersionen und deren Verwendung
DE4215014C2 (de) * 1991-05-10 1996-09-12 Braun Pebra Gmbh Verfahren zur Aufbereitung von Alkoholyse-Polyol

Also Published As

Publication number Publication date
GR3022345T3 (en) 1997-04-30
CA2107929A1 (en) 1994-04-13
EP0592952A1 (de) 1994-04-20
EP0592952B1 (de) 1997-01-08
MX9306285A (es) 1994-04-29
KR940009228A (ko) 1994-05-20
ES2096175T3 (es) 1997-03-01
DE59305048D1 (de) 1997-02-20
US5357006A (en) 1994-10-18
JPH06316667A (ja) 1994-11-15
DE4234335A1 (de) 1994-04-14
ATE147416T1 (de) 1997-01-15

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