【摘要】 概述了聚氨酯泡沫的合成和改性,论述了合成所用发泡剂、多元醇、异氰酸酯体系,介绍了颗粒填充改性、纤维增强改性、阻燃改性、互穿聚合物网络改性,并提出了今后聚氨酯泡沫研究开发的方向。更多还原

【Abstract】 The synthesis and modification of polyurethane foams are reviewed in this paper. The blowing agents ,polyols and isocyanates are discussed. The reinforcement with particles,fibers and flame retardation,interpenetrating polymer networks polyurethane foams are introduced. In the end, basing on the existing problems of the present study, some suggestions for the future exploration and research on polyurethane foams are put forward.更多还原