PROCESS FOR PREPARING POLYURETHANE PREPOLYMERS CONTAINING ISOCYANATE GROUPS

PROCESS FOR PREPARING POLYURETHANE PREPOLYMERS CONTAINING ISOCYANATE GROUPS

The present invention relates to the technical field of isocyanates. The present invention provides a method for preparing NCO prepolymers by reacting a stoichiometric excess of an organic isocyanate with an isocyanate-reactive component, the reaction components being mixed together and the mixture...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: PIRKL HANS-GEORG, SCHMIDT MANFRED, TRACHT URSULA, VIELER ROBERT, BUCHHOLZ SIGURD, WEUTA PETER
Format: Patent
Sprache:eng
Schlagworte:
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:The present invention relates to the technical field of isocyanates. The present invention provides a method for preparing NCO prepolymers by reacting a stoichiometric excess of an organic isocyanate with an isocyanate-reactive component, the reaction components being mixed together and the mixture being introduced directly into a storage or transport vessel, where it reacts to completion.