摘要：对二氧化钛微粉体的溶胶凝胶法最佳制备工艺条件进行了探讨，其中溶液温度和ｐＨ 值对二氧化钛水溶胶的形成和稳定性具有较大影响，研究了二氧化钛微粉体的表面性质，ＳＥＭ 分析和孔径分布测定表明，本方法制备的二氧化钛微粉体粒子外观呈球形，其粒径以７０ ～９０Å为主

关键词：二氧化钛微粉体;溶胶-凝胶法;制备工艺;

Abstract：It is reserched on the best technical conditions of preparation of fine powder TiO 2 with sol-gel method The results show that the temperature and pH of solution much affect the forming and stability of sol The surface properties of fine powder TiO 2 are also studied From SEM analysis and the determination of pore distribution,the fine particle is spherical and its diameter is mainly 70～90

Keyword：fine powder titanium oxide;sol-gel method;preparation process;