METHOD FOR PREPARING TITANIUM DIOXIDE, WHICH IS ABLE TO OBTAIN TITANIUM DIOXIDE POWDER WITH EXCELLENT OPTICAL ACTIVITY AND OPTICAL EFFICIENCY

摘要

PURPOSE: A method for preparing titanium dioxide is provided to safely and simply prepare transition metal-doped TiO2 powder.;CONSTITUTION: A method for preparing titanium dioxide comprises: a step of performing thermal treatment and pressing Ti and forming titanium dioxide on rutile(S1); a step of pulverizing titanium dioxide(S3); a step of mixing titanium dioxide and the transition metal and doping to prepare transition metal-doped titanium dioxide(Ti1-xMxO2)(S4). The transition metal includes one of Pt, Pd, Ru, Cr, Ni, Mo, V, Nb, Mn, Si, and Al.;COPYRIGHT KIPO 2013;[Reference numerals] (S1) Thermal treatment and pressing; (S2) Oxidizing process; (S3) Pulverization; (S4) Transition metal mixing and doping