| abstract |
A media sheet having a treated silica particulate-containing coating, comprising: na) a porous coating composition, including: n(i) treated silica particulates being surface-activated by a surface activating agent selected from the group consisting of an aluminium chloride hydrate, a trivalent metal oxide, a tetravalent metal oxide, and combinations thereof, said treated silica particulates also being reagent-modified by an organosilane reagent, and n(ii) a binder admixed with the treated silica particulates; and n nb) a media substrate having the porous coating composition coated thereon. |