MDI-based polyurethane prepolymer with low monomeric MDI content

MDI-based polyurethane prepolymer with low monomeric MDI content

An MDI/polypropylene polyether prepolymer composition consisting essentially of at least 80 wt % perfect prepolymers and less than 2 wt % free MDI monomer suitable for use in polyurethane adhesive compositions optionally also comprising a curative for isocyanate groups.

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Bibliographische Detailangaben
Hauptverfasser: Smith, Andrea Karen, Goddard, Richard Joseph, Paulsen, Evelyn Jennifer Lin
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:An MDI/polypropylene polyether prepolymer composition consisting essentially of at least 80 wt % perfect prepolymers and less than 2 wt % free MDI monomer suitable for use in polyurethane adhesive compositions optionally also comprising a curative for isocyanate groups.