| abstract |
Ink jet recording sheet has excellent coloring properties for dye ink as well as pigment ink, a high degree of brightness, and excellent preservability for white paper portions. The ink jet recording sheet includes: a paper supporting medium made by machining pulp; an undercoating layer including at least a pigment and an adhesive; and an ink receiving layer including at least a pigment and an adhesive, the undercoating layer and the ink receiving layer being disposed on at least one surface of the paper supporting medium, and the ink receiving layer being located outermost thereof, wherein the undercoating layer includes titanium dioxide as the pigment and at least one emulsion type adhesive selected from acryl polymers, ethylene-vinyl acetate copolymers, or vinyl acetate polymers; and the ink receiving layer includes silica having an average secondary particle size of 3 to 11 μm as the pigment, and a cationic ink fixing agent. |