The present invention provides trimerization catalyst compositions having at least one carbanion compound and methods to produce a polyisocyanurate/polyurethane foam using such trimerization catalyst compositions.
本发明提供了具有至少一种碳酰化合物的三聚催化剂组合物,以及使用此类三聚催化剂组合物生产聚
异氰酸酯/聚
氨酯泡沫的方法。