Titanium Dioxide IntroductionTitanium dioxide is white powder, insoluble in water, soluble in hot and concentrated strong acid and alkali, having ... use rutile TiO2 , and the anatase TiO2 mainly use in he product require good whiteness but lower weather ability. ... welding rod and porcelain enamel. It can also be used in synthetic fibre, plastic, rubber, printing, dying, cosmetics, medicine fillings ...