A series of polyurethane/poly(methyl methacrylate-butyl methacrylate)(PU/P(MMA-BMA))interpenetrating polymer network(IPN)polymers with good damping property were synthesized by bulk polymerization.

• 采用本体聚合法合成出一系列阻尼性能良好的聚氨酯/聚(甲基丙烯酸甲酯-甲基丙烯酸丁酯)(PU/P(MMA-BMA))互穿聚合物网络(IPN)聚合物,通过动态力学分析方法表征了PU/P(MMA-BMA)IPN聚合物的阻尼性能。