Sughrue Mion, PLLC
Inkjet recording sheet
An inkjet recording sheet has a colorant-receiving layer on a support. The colorant-receiving layer is provided with at least one of compounds represented by the following formulas (1) to (4) and which has either or both of an I/O value of at least 0.5 and a water soluble property. The colorant-receiving layer is also provided with at least one organic mordant selected from polyallylamine, polyvinylamine and derivatives of these. In the formulas, each of R1 to R7 independently represents an alkyl group, an aryl group, or a heterocyclic group that may have a substituent, and any of pairs R1 and R2, R4 and R5, and R6 and R7 may be mutually coupled to form a ringR1—S—R2  General Formula (1)R4—S—S—R5  General Formula (2)R3—SH   General Formula (3)
Fuji Photo Film Co., Ltd.
Y B B B B B
Y10T B41M B41M B41M B41M B41M
additional inventional additional additional additional additional
Yuichi Kazuyuki Hisao Ryoichi
Wakata Koike Yamada Nakano