自制一种有机改性蒙脱土(OMMT),采用双辊共混法与三元乙丙橡胶复合,得到了具有高强度、低硬度等超常力学性能的乙丙橡胶/有机蒙脱土纳米复合材料.透射电镜观察表明,制备出了半剥离型纳米复合材料,力学性能测试显示,在低填充量(15份以下)时,纳米复合材料的各项力学性能远超过同含量下高耐磨碳黑体系的.在填充量为10份时,有机土填充体系的断裂强度为15.85MPa,是碳黑填充体系(6.57MPa)的2.4倍,是纯橡胶体系(2.05MPa)的7倍多;撕裂强度也高于碳黑体系和纯胶体系的;而此时纳米复合材料的邵A硬度仅为58.5,比相同强度下碳黑补强体系的低近10.
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