POLYADDITION PRODUCT CONTAINING ISOCYANURATE AND URETHEDIONE GROUPS AND ITS PREPARATION THEREOF

POLYADDITION PRODUCT CONTAINING ISOCYANURATE AND URETHEDIONE GROUPS AND ITS PREPARATION THEREOF

Polyaddition products containing isocyanurate and uretedione groups produced by (A) reacting a isophorone diisocyanate with trialkyl-phosphines to obtain a product containing not more than 2 wt.% isophorone diisocyanate and (B) reacting the product with diols and/or di-sec. diamines in NCO/OH or NCO...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: ERUMAARU BUORUFU
Format: Patent
Sprache:eng
Schlagworte:
CHEMISTRY
COMPOSITIONS BASED THEREON
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
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Beschreibung
Zusammenfassung:Polyaddition products containing isocyanurate and uretedione groups produced by (A) reacting a isophorone diisocyanate with trialkyl-phosphines to obtain a product containing not more than 2 wt.% isophorone diisocyanate and (B) reacting the product with diols and/or di-sec. diamines in NCO/OH or NCO/NH ratio 1:0.5-0.95 or 0.5-0.95:1 at 20-90 degrees C in a solvent are new.