DK0899292T3 - Fremgangsmåde til nedsættelse af aminindholdet i recyclatpolyoler - Google Patents

Fremgangsmåde til nedsættelse af aminindholdet i recyclatpolyoler

Info

Publication number
DK0899292T3
DK0899292T3 DK98115915T DK98115915T DK0899292T3 DK 0899292 T3 DK0899292 T3 DK 0899292T3 DK 98115915 T DK98115915 T DK 98115915T DK 98115915 T DK98115915 T DK 98115915T DK 0899292 T3 DK0899292 T3 DK 0899292T3
Authority
DK
Denmark
Prior art keywords
reducing
polyol
amine content
isocyanate
recycled polyols
Prior art date
Application number
DK98115915T
Other languages
English (en)
Inventor
Bernhard Naber
Michael Gassan
Thomas Dr Schupp
Sarbananda Chakrabarti
Original Assignee
Basf 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 Basf Ag filed Critical Basf Ag
Application granted granted Critical
Publication of DK0899292T3 publication Critical patent/DK0899292T3/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
    • C08J11/24—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 containing hydroxyl groups
    • 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
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
    • C08G18/7614—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring
    • C08G18/7628—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring containing at least one isocyanate or isothiocyanate group linked to the aromatic ring by means of an aliphatic group
    • C08G18/765—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring containing at least one isocyanate or isothiocyanate group linked to the aromatic ring by means of an aliphatic group alpha, alpha, alpha', alpha', -tetraalkylxylylene diisocyanate or homologues substituted on the aromatic ring
    • 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)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Sustainable Development (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Treatment And Processing Of Natural Fur Or Leather (AREA)
DK98115915T 1997-08-26 1998-08-24 Fremgangsmåde til nedsættelse af aminindholdet i recyclatpolyoler DK0899292T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1997137184 DE19737184A1 (de) 1997-08-26 1997-08-26 Verfahren zur Verringerung des Amingehalts von Recyclatpolyolen

Publications (1)

Publication Number Publication Date
DK0899292T3 true DK0899292T3 (da) 2001-01-29

Family

ID=7840234

Family Applications (1)

Application Number Title Priority Date Filing Date
DK98115915T DK0899292T3 (da) 1997-08-26 1998-08-24 Fremgangsmåde til nedsættelse af aminindholdet i recyclatpolyoler

Country Status (8)

Country Link
US (1) US5968992A (da)
EP (1) EP0899292B1 (da)
JP (1) JPH11158320A (da)
AT (1) ATE198758T1 (da)
CA (1) CA2242980A1 (da)
DE (2) DE19737184A1 (da)
DK (1) DK0899292T3 (da)
ES (1) ES2154924T3 (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1229071A4 (en) * 1999-09-16 2004-05-26 Mitsui Takeda Chemicals Inc PROCESS FOR TREATING POLYOL RECOVERED BY DECOMPOSITION AND POLYOL THUS RECOVERED
AU7287300A (en) * 1999-10-26 2001-05-08 Shell Internationale Research Maatschappij B.V. Process for the preparation of a rigid polyurethane foam
WO2016028837A1 (en) 2014-08-20 2016-02-25 Resinate Materials Group, Inc. Polyester polyols from recycled polymers and waste streams
US9850400B2 (en) 2014-08-20 2017-12-26 Resinate Materials Group, Inc. Digestion of keratin
US9951171B2 (en) 2014-08-20 2018-04-24 Resinate Materials Group, Inc. Polyester polyols from recycled polymers and waste streams
US9890243B2 (en) 2014-10-29 2018-02-13 Resinate Materials Group, Inc. Polymeric plasticizer compositions
US9580546B2 (en) 2014-10-29 2017-02-28 Resinate Materials Group, Inc. Polymeric plasticizer compositions
BR112017016060A2 (pt) 2015-01-30 2018-04-03 Resinate Mat Group Inc processo integrado para o tratamento de reciclos de pet e ptt

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1951933A1 (de) * 1968-11-13 1970-05-21 Litton Business Systems Inc Mit einer Klebstoffschicht versehener Schichttraeger
DE4234335A1 (de) * 1992-10-12 1994-04-14 Basf Schwarzheide Gmbh Verfahren zur Herstellung von Recyclatpolyolen und deren Verwendung bei der Herstellung von Polyurethanen
US5300530A (en) * 1992-12-11 1994-04-05 Air Products And Chemicals, Inc. Process for modifying the glycolysis reaction product of polyurethane scrap
DE4427250B4 (de) * 1994-08-02 2004-09-16 Bayer Materialscience Ag Verfahren zur Herstellung von Hydroxylgruppen aufweisenden Verbindungen
DE4442379A1 (de) * 1994-11-29 1996-05-30 Bayer Ag Verfahren zum glykolytischen Abbau von Polyurethankunststoffen
DE4445890A1 (de) * 1994-12-22 1996-06-27 Basf Schwarzheide Gmbh Verfahren zur Herstellung von Recyclatpolyolen

Also Published As

Publication number Publication date
CA2242980A1 (en) 1999-02-26
ATE198758T1 (de) 2001-02-15
EP0899292A1 (de) 1999-03-03
EP0899292B1 (de) 2001-01-17
ES2154924T3 (es) 2001-04-16
DE59800441D1 (de) 2001-02-22
JPH11158320A (ja) 1999-06-15
US5968992A (en) 1999-10-19
DE19737184A1 (de) 1999-03-04

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