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含能材料  2010 

纳米Al-MoO3发火性能研究

DOI: 10.3969/j.issn.10069941.2010.06.014

Keywords: 物理化学,纳米Al-MoO3,感度,点火性能

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Abstract:

为研制高能量密度无铅的火工药剂,以纳米铝粉和纳米氧化钼为原料,采用超声分散混合的方法,制备了绿色环保的纳米含能材料Al-MoO3。通过冷场扫描电镜和差热分析(DSC)对纳米含能材料Al-MoO3进行了表征分析,制作了电点火头和激光点火头,进行了点火性能测试。结果表明:纳米含能材料Al-MoO3在520℃以上的高温条件下反应,放出大量的热,其中电点火头的50%的电压发火感度为22.8V,激光点火头的50%的发火感度为5.1mJ。

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