Photocatalyst dispersion liquid and photocatalyst functional product using the same

Abstract

The present invention provides a photocatalyst dispersion liquid comprising at least a titanium oxide particle which is obtained by a sulfate process and in which the content of sulfuric acid in terms of elemental sulfur is 1000 ppm or less, a tungsten oxide particle, and a dispersion medium for dispersing these particles, wherein a content ratio of the titanium oxide particle to the tungsten oxide particle is 1:8 to 8:1 by mass ratio, and further provides a photocatalyst functional product comprising a photocatalyst layer formed using the photocatalyst dispersion liquid.

Dependencies are inferred from the claim text.