PHOTOCATALYST-SUPPORTING SHEET AND PRIMER FOR PHOTOCATALYST-SUPPORTING SHEET

摘要

A photocatalyst-supporting sheet includes at least an active energy ray-curable resin layer and a photocatalyst layer which are provided in that order on a substrate. The active energy ray-curable resin layer contains a composite resin (A) in which a polysiloxane segment (a1) and a vinyl polymer segment (a2) are bonded through a bond represented by general formula (3), the polysiloxane segment (a1) having a structural unit represented by general formula (1) and/or general formula (2) and having a silanol group and/or a hydrolyzable silyl group.