【摘要】 以廉价的无机盐为原料,采用溶胶 凝胶法(Sol Gel)结合超临界流体干燥(SCFD)技术制备纳米级Fe2O3粉,并通过XRD,TEM测试技术对所得样品进行分析。研究结果表明,采用该法,可制得分散性好的红色纳米级α Fe2O3粉,且制备成本低,工艺简单。更多还原

【Abstract】 αFe2O3 ultra fine powder are prepared by solgel and the supercritical fluid drying method from cheap inorganic saltsThe ultrafine powder is investigated with XRD and TEM. The result shows that red and good fluidity ultrafine αFe2O3 powder can be prepared with the proposed simple,lowcost technique.更多还原