硼颗粒的包覆机理及工艺研究进展

阐述了不同包覆材料对硼颗粒的包覆机理,从5个方面总结了硼颗粒包覆材料的选取原则,包括:去除硼颗粒表面氧化膜、提高燃烧温度、降低硼的点火温度、提高表面相容性、催化硼颗粒的氧化反应。总结了沉淀法、表面反应包覆法、高分子吸附聚合法、气相包覆法和机械球磨法等多种硼颗粒包覆工艺的研究状况,分析并比较了不同工艺的作用机理和实际应用效果。介绍了现代硼颗粒表面包覆效果测试技术的特点和应用范围。评述了目前硼颗粒包覆技术的研究现状和不足,并对未来的研究方向进行了展望。

Research Progress in Coating Mechanism and Technology of Boron Particles

The coating mechanism of different coating materials for boron particle was described. The principle for selecting the coating materials of boron particle was summarized from five aspects, which includes elaborated removing oxide layer, enhancing combustion temperature, reducing ignition temperature, improving surface compatibility and stimulating the oxidation of boron particles. A variety of the research status of boron particle coating technologies, such as precipitation and surface chemical reaction, macromolecule absorption polymerization, gas phase coating and ball milling was summarized and the actual application results of different processes were analyzed and compared. A variety of modern technologies to test the coating effect of boron particle were introduced. It also reviews the current status of research and insufficience of boron particle coating technology and prospects for the future direction of research.With 46 references.