采用含有吡啶官能团的分子对高耐磨炭黑粒子HAF进行改性.利用橡胶加工分析仪(RPA2000)研究了炭黑填充天然橡胶的非线性动态粘弹行为,结果发现,改性炭黑增强了填料-橡胶之间的相互作用,减弱了填料-填料之间的相互作用.而且利用时温等效原理研究了硫化胶在高频下的动态粘弹行为,发现改性炭黑增加了在10.4 Hz~10.6 Hz的损耗因子,减小了在10 Hz~100 Hz的损耗因子.
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