发明授权
US4035313A Manufacture of self-extinguishing urethane group-containing polyisocyanurate foams 失效
自熄灭氨基甲酸酯基聚异氰脲酸酯泡沫的制造

Manufacture of self-extinguishing urethane group-containing
polyisocyanurate foams
摘要:
Self-extinguishing urethane group containing polyisocyanurate foams are prepared by reacting a polyisocyanate with a polyesterol obtained by condensing an aliphatic dicarboxylic acid with a mixture of an aliphatic diol and N,N'-bis-(ethanol-2)-diaminooctachlorodiphenyl.
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