POLYURETHANDISPERSIONEN UND DEREN VERWENDUNG

The present invention relates to a process for preparing the polyurethane dispersion, the dispersions being obtainable by a) preparing an NCO-terminated prepolymer from macrools, ionic or potentially ionic polyols, and excess polyisocyanates, b) reacting this prepolymer with compounds having at leas...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: WEYLAND, PETER, HOFER, BRUNO, TREIBER, REINHARD, HAEBERLE, KARL, HOERNER, KLAUS
Format: Patent
Sprache:ger
Schlagworte:
Online-Zugang:Volltext bestellen
Tags: Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
Beschreibung
Zusammenfassung:The present invention relates to a process for preparing the polyurethane dispersion, the dispersions being obtainable by a) preparing an NCO-terminated prepolymer from macrools, ionic or potentially ionic polyols, and excess polyisocyanates, b) reacting this prepolymer with compounds having at least two isocyanate-reactive amino groups, in an NCO group/NH group ratio of