| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an ink jet recording sheet wherein a fissure of an ink receptive layer is steeply improved and a gloss, an ink image and a long time shelf life are excellent. <P>SOLUTION: In the ink jet recording sheet containing an inorganic particle, a cationic polymer and a binder on base material, an average primary particle size of the inorganic fine particle is 30 nm or less and the cationic polymer is a polymer (A) containing at least one structural unit (a1) represented by a general formula (1) or (2) (in the formula, X represents an acid residue), and at least one structural unit (a2) represented by the general formula (3) (in the formula, R<SP>1</SP>represents any one of 1-18C alkyl group, 6-12C alkoxyl group, 6-12C aryl group or benzyl group). <P>COPYRIGHT: (C)2006,JPO&NCIPI |
