将一种低分子量有机结晶物加入到丁腈橡胶/炭黑复合体系中制备导电复合材料.实验得出,其电阻率随温度的变化呈不同强度的正温度系数(PTC)效应.讨论了低分子量有机结晶物对复合材料室温电阻率及PTC效应的影响.
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