综述了微粒复合、纤维复合、混杂复合改性硬质聚氨酯(PUR-R)泡沫的最新研究进展,重点讨论了金属氧化物、碳酸钙、硅酸盐、粉煤灰、有机粉末、玻璃纤维和天然纤维复合改性PUR-R的研究现状,指出了PUR-R泡沫复合改性的研究方向.%New research progresses on composite modification of rigid polyurethane(PUR-R) foams with particles, fibers, and hybrid particles and fibers were summaried. The present research status of PUR-R foams modified with metallic oxide, calcium carbonate, silicate, fly ash, organic powder, glass fiber and natural fiber were discussed in detail. Future research trend for composite modification of PUR-R foams was pointed out.
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