发明授权
US4098732A Process for production of flame-resistant and smoke-retardant polyurethane foams 失效
制造阻燃和阻燃聚氨酯泡沫的方法

Process for production of flame-resistant and smoke-retardant
polyurethane foams
摘要:
A flame-resistant and smoke-retardant polyurethane foam is produced by reacting a polyisocyanate with a polyhydroxyl compound in the presence of an alkaline earth metal salt of a carboxylic acid and a foaming agent.
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