Record receiver having plural interactive leaves or a colorless – Having plural interactive leaves
Patent
1989-08-11
1991-09-17
Hess, Bruce H.
Record receiver having plural interactive leaves or a colorless
Having plural interactive leaves
8471, 428195, 428212, 428913, 428914, B41M 5035, B41M 526
Patent
active
050495380
ABSTRACT:
A sublimation type thermosensitive image transfer recording medium and a thermosensitive recording method using the sublimation type thermosensitive image transfer recording medium are disclosed, which comprises a support, an ink layer formed on the support, comprising (a) a dye supplying layer formed on the support, comprising a sublimable dye and at least one binder agent in which the sublimable dye is dispersed in the form of undissolved granules, and (b) an image transfer facilitating layer formed on the dye supplying layer, comprising the sublimable dye and at least one organic binder agent in which the sublimable dye is dissolved, in which the dye supplying layer and the image transfer facilitating layer are constructed in such a manner that (i) the concentration of the sublimation dye in the dye supplying layer is greater than that of the sublimable dye in the image transfer facilitating layer or (ii) the diffusion coefficient of said sublimable dye in the dye supplying layer is greater than that of the sublimable dye in the image transfer facilitating layer.
REFERENCES:
patent: 4650494 (1987-03-01), Kutsukake et al.
Mochizuki Hidehiro
Shimada Masaru
Suzuki Akira
Uemura Hiroyuki
Hess Bruce H.
Ricoh & Company, Ltd.
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