中文摘要：

纳米二氧化钛是一种新型的无机材料,具有一定的光学性质、化学稳定性、热稳定性、无毒性、超亲水性等特性。文章主要综述了纳米二氧化钛的制备方法以及其在不同领域如废水处理、化妆品、涂料、塑料制品等方面的应用。

英文摘要：

As a new kind of inorganic materials,nanosized titanium dioxide had very valuable optical properties,chemical stability,thermal stability,nontoxicity,super hydrophilic and so on.In the paper,the preparation of nanosized titanium dioxide and its applications in different fields such as waste water treatment,cosmetics,coatings,plastic product were summarized etc.