Image formation method

Details Image formation method Image formation method

1996-07-18

1998-03-10

Schilling, Richard L.

Radiation imagery chemistry: process, composition, or product th

Transfer procedure between image and image layer, image...

Diffusion transfer process, element, or identified image...

430206, 430220, 430221, 430351, 430353, 430404, 430317, 430517, 430520, 430521, 430617, G03C 810, G03C 840, G03C 183, G03C 529

Patent

active

057259909

ABSTRACT:
An image formation method comprising imagewise exposing a silver halide light-sensitive material comprising a support having thereon a light-sensitive silver halide, a binder, a slightly water soluble basic metal compound, and a dye composition which is decolorized or discolored on heat development; contacting the surface of the light-sensitive material with a sheet coated with a binder and a compound which forms a complex with a metal ion constituting the basic metal compound and heating them in the presence of a reducing agent and water after or during the imagewise exposing; and peeling off the sheet to obtain an image on at least the light-sensitive material and the sheet, wherein the dye composition comprises an oil-soluble dye formed by a leuco dye and a color developer.

REFERENCES:
patent: 3769019 (1973-10-01), Wiese et al.
patent: 4740445 (1988-04-01), Hirai et al.
patent: 4876171 (1989-10-01), Hitai
patent: 4880423 (1989-11-01), Hirai et al.
patent: 4880730 (1989-11-01), Sato et al.
patent: 5547810 (1996-08-01), Morimoto et al.

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