ES487425A1 - Procedimiento para la obtencion de poliisocianatos modifica-dos - Google Patents

Procedimiento para la obtencion de poliisocianatos modifica-dos

Info

Publication number
ES487425A1
ES487425A1 ES487425A ES487425A ES487425A1 ES 487425 A1 ES487425 A1 ES 487425A1 ES 487425 A ES487425 A ES 487425A ES 487425 A ES487425 A ES 487425A ES 487425 A1 ES487425 A1 ES 487425A1
Authority
ES
Spain
Prior art keywords
preparation
polyisocyanates
mixture
reaction components
modified
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.)
Expired
Application number
ES487425A
Other languages
English (en)
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.)
Bayer AG
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Publication of ES487425A1 publication Critical patent/ES487425A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C08G18/708—Isocyanates or isothiocyanates containing non-reactive high-molecular-weight compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
    • C08F283/06—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polyethers, polyoxymethylenes or polyacetals
    • 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
    • C08G18/04—Polymeric products of isocyanates or isothiocyanates with vinyl 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
    • C08G18/08—Processes
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • 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
    • C08G18/63—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers
    • C08G18/637—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers characterised by the in situ polymerisation of the compounds having carbon-to-carbon double bonds in a reaction mixture of saturated polymers and isocyanates
    • 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
    • C08L75/08—Polyurethanes from polyethers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Procedimiento para la obtención de poliisocianatos modificados, líquidos a temperatura ambiente, caracterizado porque comprende polimerizar, con iniciación radicalar, monómeros olefinicamente insaturados en un medio de reacción, constituido por una mezcla de poiisocianatos orgánicos con un 1 hasta 25 equivalente-% de polihidroxipoliéteres del margen de peso molecular 300 hasta 10.000 y/o una mezcla formada de una mezcla de estas por formación de uretano de poliisocianatos orgánicos libres de grupos uretano y prepolimeros de isocianato conteniendo grupos uretano.
ES487425A 1979-01-04 1980-01-03 Procedimiento para la obtencion de poliisocianatos modifica-dos Expired ES487425A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2900184 1979-01-04

Publications (1)

Publication Number Publication Date
ES487425A1 true ES487425A1 (es) 1980-06-16

Family

ID=6060031

Family Applications (1)

Application Number Title Priority Date Filing Date
ES487425A Expired ES487425A1 (es) 1979-01-04 1980-01-03 Procedimiento para la obtencion de poliisocianatos modifica-dos

Country Status (4)

Country Link
EP (1) EP0013391A1 (es)
JP (1) JPS5592354A (es)
BR (1) BR8000026A (es)
ES (1) ES487425A1 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4283500A (en) * 1980-03-31 1981-08-11 Union Carbide Corporation Polymer/polyisocyanates
US4332716A (en) * 1980-12-10 1982-06-01 Union Carbide Corporation Polymer/polyisocyanate compositions, processes for making same and processes for making polyurethane products therefrom
US4503864A (en) * 1982-09-30 1985-03-12 Powers Jerry G Urine specimen collection apparatus with a separable compartment
DE10222888A1 (de) * 2002-05-23 2003-12-11 Bayer Ag Polymermodifikatoren enthaltende Polyisocyanate und Polyurethane sowie ihre Verwendung
EP2236538A1 (de) * 2009-03-27 2010-10-06 Basf Se Polyurethanhybridmaterialien
EP2395038A1 (de) * 2010-06-11 2011-12-14 Basf Se Polyurethanintegralschaumstoffe mit guter Dimensionsstabilität und hoher Härte

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3422165A (en) * 1964-12-08 1969-01-14 Union Carbide Corp Isocyanate and isothiocyanate compositions and polyurethanes thereof
DE1720747C3 (de) * 1967-11-09 1980-06-26 Bayer Ag Verfahren zur Herstellung von Iso cyanatgruppen aufweisenden Telomerisaten
GB1447273A (en) * 1973-06-19 1976-08-25 Ici Ltd Isocyanate compositions
US3968089A (en) * 1974-11-18 1976-07-06 Jefferson Chemical Company, Inc. Polymer-prepolymer composition prepared by polymerizing an ethylenically unsaturated monomer in the presence of an isocyanate-terminated prepolymer

Also Published As

Publication number Publication date
EP0013391A1 (de) 1980-07-23
JPS5592354A (en) 1980-07-12
BR8000026A (pt) 1980-09-23

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