【摘要】 聚苯乙烯泡沫塑料是外墙外保温系统应用最广泛的材料之一,水蒸气透湿系数影响其导热性能和耐老化性能,而其产品标准中所采用的检验方法不适合于该材料的检测和结论评定。根据多年的试验证实了试验过程的缺陷,并提出了改进意见。更多还原

【Abstract】 The polystyrene foam plastics is one of the most widespread materials of applying in external insulation outside wall system,water vapor permeability coefficient affects its heat conduction performance and aging resistance performance,but test methods of the coefficient in its product standards aren’t suitable for the test and the conclusion evaluation of this material.According to many years experiment to confirm the testing flaw,the improvement comments were put forward.更多还原