The mechanism of transmit heat and the calculation model of the thermal conductivity of the soft polyurethane foam have been discussed and the affect factors of the thermal conductivity.

• 讨论了聚氨酯软泡沫塑料的隔热机理和导热系数计算模型,对影响隔热性能的因素,如温度、密度、挤压、吸水率、环境压力等进行了分析。