采用不同的原料，利用溶胶-凝胶超临界流体干燥法制得了超细炭原粉。
The primary ultrafine carbon powders were prepared by sol-gel supercritical fluid drying method using different raw materials.
研究了位阻剂、超临界流体干燥处理工艺和晶化温度对粉末性能的影响。
The effect of surface active agent, supercritical drying temperature, pressure and holding time, calcination temperature and holding time on the properties of powders are studied.
另外，由超临界流体干燥法得到的粉末经高温处理后的磁性能明显高于由水热法和共沉淀法得到的粉末的磁性能。
Additionally, the magnetic properties of the fired powder prepared by SCFD method is higher than those prepared by hydrothermal method and coprecipitation method.
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