化学沉淀法合成高纯超细SrTiO_3  

Synthesis Highly Pure Ultrafine SrTiO_3 by Chemical precipitation

作　　者：王桂赟[1] 王延吉[1] 许永权[1] 宋宝俊[1] 

机构地区：[1]河北工业大学,天津300130

出　　处：《材料科学与工程学报》2003年第4期562-564,共3页Journal of Materials Science and Engineering

基　　金：教育部科学研究重点资助项目(0 1 0 0 8)

摘　　要：确立了以钛酸丁酯和硝酸锶为原料 ,化学沉淀法合成钛酸锶的工艺路线。通过正交试验考察了部分工艺条件对产品质量的影响。详细研究了碱量对产品质量的影响 ,并分析了影响原因。在所选工艺条件下制得主含量为 99 71% ,锶钛比为 1 0 0 2 ,粒度为 6The chemical precipitation process of synthesize strontium titanate with tetrabatyl titanate and strontium nitrite was established.The influences of some process conditions on the product quality was investigated.The reason of influence of alkali quantity on the product quality was analyzed.Under selected process conditions ball strontium titanate particles was synthesized,and main content of the product was 99 71%;the ratio of strontium and titanium was 1 002,the size was around 60nm.

关 键 词：化学沉淀法 SRTIO3 钛酸丁酯 硝酸锶 钛酸锶 产品质量 工艺条件 陶瓷材料 

分 类 号：TB321[一般工业技术—材料科学与工程]