实验研究了温度与湿度因素对玻璃微珠增强硬质聚氨酯复合泡沫塑料(玻璃微珠/RPUF)黏弹力学性能的影响.结果表明,湿度对黏弹力学性能有显著的影响,随着湿度的增加,玻璃微珠/RPUF的储能模量减小,刚度下降,力学损耗因子值增加,蠕变柔量增大,柔韧性增强.湿度对玻璃微珠/RPUF弯曲蠕变性能的影响具有类似于时间-温度等效原理的等效关系,并给出了60℃/50％RH参考温湿度下玻璃微珠/RPUF的蠕变主曲线和平移因子.
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