COMPOSICIONES DE ADHESIVO DE URETANO-ISOCIANURATO DE DOS COMPONENTES SIN IMPRIMADOR, QUE TIENEN ALTA RESISTENCIA A LA TEMPERATURA.

摘要

A two-component polyurethane composition has a base of prepolymer component containing a primary hydroxyl intermediate, with an excess of free isocyanate, and a curative component containing a trimerization catalyst so that upon cure, isocyanurate units are produced. The system also contains a phosphorus-type adhesion promoter.