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纺织学报  2015 

光湿复合老化对消防服用织物性能的影响

, PP. 82-88

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Abstract:

为进一步探讨多种环境因素对消防服织物性能的影响,设计光湿复合老化实验,测试织物的表面色差、物理机械性能以及TPP值。结果表明:织物表面色彩随着光照时间的延长而加深;润湿程度越大,色差值也越大(P<0.05)。光照时间越长,织物的撕破强力越小(P<0.001),光照60min后PBI织物的干强保持率最高,约65%,而国产芳纶的仅为50%左右,纬向干强已低于标准值;光老化对断裂强力影响不显著。随着润湿程度的增加,织物的机械强力显著减小(P<0.01),饱和润湿状态下撕破强力减小率最大为55.14%。织物经光湿复合老化后热防护性能反而变好。

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