Patent ID: 9381494
Filing Date: 2016-07-05
CPC Classification: A61L,B01J,C23C

Claim Text:
1. A photocatalytic film structure, comprising: a plurality of micron particles; a plurality of nano particles; and a plurality of block bodies, wherein a volume of each of the block bodies is greater than that of each of the nano particles; each of the micron particles, the nano particles and the block bodies contains zinc oxide and a doping metal; an amount of the doping metal is 1 to 5 wt % of the photocatalytic film structure; and the plurality of micron particles and the plurality of nano particles take up 10 to 50% of the volume of the photocatalytic film structure, and wherein the photocatalytic film structure has a thickness ranging from 20 to 70 μm.