通过SEM、拉伸断裂行为、表面电阻、DMA（动态热机械分析）和维卡软化温度测试，研究了半硬质PVC/炭黑（CB）材料力学性能、电性能、热性能和微观形态。
Semi-rigid polyvinyl chlorid ( PVC ) / carbon black ( CB ) composites were prepared , their properties were studied by SEM , stress-strain behavious , surface resistivity , DMA and Vica soften temperature tests .
硬质炭黑