This article has discussed the factors that influence the hiding power of rutile titanium dioxide in latex paints, in terms of pigment volume concentration ( PVC), refractive index of binders, particle size of fillers, and refractive index of fillers. 从涂料颜料体积浓度(PVC)、基料折射率、填料粒径、填料折射率4个方面探讨了金红石型二氧化钛在涂料中遮盖力的影响因素。