论文部分内容阅读
金属镁具有高反应活性，燃烧释放热值高，因此被广泛应用于火炸药领域。本文主要研究镁粉粒径及含量对聚四氟乙烯热分解的影响规律，选用两种不同粒度的镁粉进行对比，利用TG-DSC同步热分析仪研究不同升温速率下镁/聚四氟乙烯含能体系的热行为。
纳米镁粉对聚四氟乙烯热分解规律的影响
【摘 要】
：
金属镁具有高反应活性，燃烧释放热值高，因此被广泛应用于火炸药领域。本文主要研究镁粉粒径及含量对聚四氟乙烯热分解的影响规律，选用两种不同粒度的镁粉进行对比，利用TG-DSC同步热分析仪研究不同升温速率下镁/聚四氟乙烯含能体系的热行为。
【机 构】
：
北京理工大学爆炸科学与技术国家重点实验室 100081
【出 处】
：
2014中国功能材料科技与产业高层论坛
【发表日期】
：
2014年2期
其他文献
Dry waters with an average diameter of 82 μm were prepared by a high speed mixed route.The formaldehyde absorption kinetics of dry waters was investigated by simulating indoor formaldehyde pollution i
Synthesis and Characterization of Poly (2-acrylamido-2-methyl propyl sulfonic acid-co-2-hydroxyethyl
A novel kind of AgNPs catalyst was synthesizedby in-situ reduction method using poly (2-acrylamido-2-methylpropylsulfonic acid-co-2-hydroxyethylmethclate)[shortas P(AMPS-co-HEMA)]hydrogel as matrices
Graphene oxide (GO) synthesized through a modified Hummers method was added into cement matrix to prepare GO/cement.Themicrostructure, mechanical properties, and the electromagnetic shielding effectiv
Materials combined with a small amount of nanomaterials offer new possibilities in developing of multifunctional composites.Nanocarbon materials (NCMs) such as carbon nanotubes/ nanofibres, and nano g
Through the microwave-hydrothermal processing at 70℃ in 10 min, barium strontium titanate (BST) nanopowders are prepared by using butyl-titanate, barium nitrate and strontium nitrate as raw materials.
NiCr/ZrO2 gradated coatings were obtainedon C45 carbon steel by high velocity arc spraying and micro-plasma spraying to improve the mechanical and thermalbehaviors of the carbon steel.
Effect of the modification by Y, La and Chitosan for SO42-/ZrO2-TiO2-SiO2-Al2O3 type solid super aci
利用溶胶凝胶法制备SO24-/ZrO2-TiO2-SiO2Al2O3固体超强酸，并掺杂稀土元素钇、镧以及壳聚糖分别对其进行改性，利用其对丁酸己酯催化效能表征改性后的固体超强酸催化能力的变化。
本文介绍了一种与软磁铁氧体成分共生的永磁铁氧体的制作方法，通过能促进永磁铁氧体液相烧结的CaB2Si0.67O5.34添加剂的适量添加，获得了与组成式为CoFe2O4的软磁铁氧体成分共生的永磁铁氧体，磁体的显微结构、密度、磁性能均得到了显著的改善.
An iron based composite coating reinforced by (Fe,Cr)7C3 particles, with a thickness of 4.0 mm,was fabricated on the ductile castiron substrateby means of a centrifugal casting and in situ techniques.
Thermal insulation exterior wall coating has been successfully prepared, using styrene-acrylic emulsion as film former, and xonotlite as heat-insulating filler,which produced by hydrothermal reaction.