The present invention provides dialkyl phosphorus-containing compounds, namely reactive mono-hydroxyl-functional dialkyl phosphinates in a blend with a phosphate compound, said blend serving as highly efficient reactive flame retardant blend in flexible polyurethane foam. The invention further provides fire-retarded polyurethane compositions comprising said the reaction product of the flame retardant blend with polyol and isocyanate foam forming components.
本发明提供了含
磷的二烷基化合物,即活性单羟基官能二烷基
膦酸盐与
磷酸盐化合物的混合物,所述混合物可作为软质聚
氨酯泡沫塑料中的高效活性阻燃混合物。本发明进一步提供了阻燃聚
氨酯组合物,该组合物包含上述阻燃混合物与多元醇和
异氰酸酯泡沫成型成分的反应产物。