纳米ZrO_2粉体的热处理研究  

Effect of Heat Treatment on Performance of Nano-zirconia Powders

作　　者：戴遐明[1] 艾德生[1] 李庆丰[1] 

机构地区：[1]清华大学核能技术研究院精细陶瓷研究室,北京100084

出　　处：《中国粉体技术》2001年第5期10-14,共5页China Powder Science and Technology

基　　金：国家"九五"重点科技攻关项目 (批准号 :96 -A10 -0 1-10

摘　　要：用共沉淀法在不同热处理工艺下制备纳米ZrO2 粉体。样品的TEM、SAXS、BET和XRD分析结果表明 ,热处理对纳米ZrO2 粉体性能的影响是显著的。结合实验与理论分析 ,得出粉末颗粒长大、团聚的机制与热处理对成分。Series of nano ZrO 2 powders were prepared under different technology of heat treatment.All the results,come from TEM,SAXA,BET and XRD,indicated that the influence of heat treatment on the performance of nano ZrO 2 was notable.Combining the experimental results and theoretical analysis,the mechanism of particles growth and aggregation,and the effect of heat treatment upon the change of composition,granularity and microstructure were obtained.

关 键 词：纳米ZRO2粉体 热处理 性能 陶瓷 二氧化锆 纳米粉体 共沉淀法 

分 类 号：TQ174.6[化学工程—陶瓷工业] TB383[化学工程—硅酸盐工业]