After the metal be adulterated and its quantity is confirmed, we made three kinds of paint by different methods through mixing crystal of nano- TiO_2 adulterating Sn to ordinary paint.

• 然后，在确定掺杂纳米TiO_2的掺杂金属及掺杂量之后，通过不同的涂料制备方法，将制得的掺锡纳米TiO_2掺入涂料中，制备出三种光催化涂料。