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含能材料 2008

超细BNCP比表面积对其性能的影响

郁卫飞,陈娅,聂福德,只永发,曾贵玉,王平,张启荣

Keywords: 物理化学,配位化合物,高氯酸·［四氨·双(5-硝基四唑)］合钴(Ⅲ),超细粒子,比表面积,感度

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Abstract:

以无水乙醇为非溶剂，采用机械研磨和低温干燥的方法制备了高氯酸·［四氨·双(5-硝基四唑)］合钴(Ⅲ)(BNCP)的超细粒子，测试了其粒度、比表面积、感度、热性能。结果表明，超细粒子粒度小于2μm；比表面积分布为3.88～13.9m2·g-1；其撞击感度和摩擦感度均随比表面积的增大而逐渐降低；细化样的静电感度比原样大，但随比表面积增大而变化的趋势不明显；DSC热分解起始温度和峰温随比表面积的增大而有所提前。

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