Sublimation thermal transfer image recording material

Details Sublimation thermal transfer image recording material Sublimation thermal transfer image recording material

1997-12-15

2000-04-04

Hess, Bruce H.

Record receiver having plural interactive leaves or a colorless

Having plural interactive leaves

428195, 428913, 428914, B41M 5035, B41M 538

Patent

active

060461322

ABSTRACT:
A sublimation thermal transfer recording material which includes a substrate and an ink layer formed on the substrate for forming a color image, the ink layer including a plurality of sublimable dye groups each of which has different hue and each of which includes one or more sublimable dyes, wherein, provided that weighted average values of solubility of each dye to toluene in each sublimable dye group are values D1, D2, D3, . . . , and Dn, and a maximum value thereof is Dh, each of the values Dn other than the maximum value Dh is greater than about 0.5.times.Dh, and/or wherein, provided that weighted average values of a product of solubility of each dye to toluene and an extinction coefficient of the dye in each sublimable dye group are values E1, E2, E3, . . . , and En, and a maximum value thereof is Eh, each of the values En other than the maximum value Eh is greater than about 0.5.times.Eh.

REFERENCES:
patent: 4873220 (1989-10-01), Kubodera et al.
patent: 5071824 (1991-12-01), Ohara et al.

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