| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an inkjet recording paper sheet exhibiting excellent dispersibility of inorganic particles, having superb ink absorbency, mottling properties and excellent spotting resistance and crazing resistance under high humidity. <P>SOLUTION: In the inkjet recording paper sheet having a porous ink absorbing layer on a non-water-absorbing support, the ink absorbing layer contains a dispersion liquid prepared by dispersing inorganic particles with solvent containing a cationic polymer, and the cationic polymer contains at least two kinds of cationic polymers comprising a cationic polymer (A) containing the structures represented by either formula (1) or formula (2) and a cationic polymer (B) containing the structure represented by formula (3). <P>COPYRIGHT: (C)2005,JPO&NCIPI |
