超细钛酸锶系列功能材料的制备技术及进展  

Preparation technology and development of ultrafine SrTiO_3 series functional material

作　　者：沈志刚[1] 陈建峰[1] Jimmy Yun 

机构地区：[1]教育部超重力工程研究中心北京化工大学,北京100029 [2]Nanomaterials Technology

出　　处：《无机盐工业》2004年第3期4-6,共3页Inorganic Chemicals Industry

基　　金：国家863计划资助项目(2001AA325010);北京市科技新星资助项目(9558103500);霍英东教育基金(81063)。

摘　　要：钛酸锶(SrTiO3)陶瓷是一种新兴的多功能电子陶瓷材料,由于其优异的电学性能而在很多领域有着广泛的应用。综述了SrTiO3粉体的主要制备技术及新进展,并对其加以比较。指出液相化学合成法是现阶段制备SrTiO3的主要方法,而作为液相法之一的直接沉淀法由于具有设备简单、操作方便、粉体粒径小、粒度分布窄、易于掺杂等优点有着诱人的工业应用前景。Strontium titanate(SrTiO_3)ceramic is a new kind of multifunctional electronic ceramic material,which is widely used in many fields due to its excellent electronic property.The elemental preparation technique of SrTiO_3 and its new progress are reviewed.At present,the liquid phase chemical synthesis technique is main method for the preparation of SrTiO_3.The direct precipitation method,which is one of the liquid phase synthesis technique,has the advantages of simple equipment,easy operation,fine particle size,narrow size distribution and easy adulteration so,it has a promising prospect in the industrial application.

关 键 词：超细钛酸锶 电子陶瓷 反应沉淀法 制备 功能材料 

分 类 号：TQ174.756[化学工程—陶瓷工业]