节点文献

二步法制备超细Bi₂O₃

Preparation of Superfine Bi₂O₃ Powder by Two-step Process

推荐 CAJ下载
PDF下载
不支持迅雷等下载工具，请取消加速工具后下载。

【Author】 LI Cun-zeng1,WANG Yu-mian1,HOU Xin-gang1,ZHANG Sheng-quan1,WANG Kai-qun2(1.State key Laboratory of Advanced Non-ferrous Materials,Lanzhou Uniwersity of Technology,Lanzhou 730050,China;2.Northwest Research Institute of Mining and Metallurgy,Baiyin 730900,China)

【机构】兰州理工大学甘肃省有色金属新材料重点试验室；西北矿冶研究院兰州730050；兰州730050；白银730900；

【摘要】以金属铋、氢氧化钠为原料,采用二步法合成了超细氧化铋粉体。利用激光粒度分析仪、扫描电镜分析、化学分析法、热重-差示扫描量热法等对氧化铋进行了表征,分析结果表明:采用二步法制备氧化铋粉体颗粒均匀、呈球形、分散性好,平均粒径0.2μm。更多还原

【Abstract】 Using Bi and NaOH as starting material,Bi2O3 powder was prepared by two-step method.Bi2O3 powder was determined by size meter,SEM,TG/DSC and chemical analysis.The results show that Bi2O3 powder prepared by two-step method were grain uniformity,spherical powder,disperse fine and the average size is 0.2 μm.更多还原