Image formation method

Details Image formation method Image formation method

1995-12-27

1997-10-14

Chea, Thorl

Radiation imagery chemistry: process, composition, or product th

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

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

430247, 430248, 430249, 430251, 430955, G03C 800

Patent

active

056771045

ABSTRACT:
An image formation method is described, which comprises overlaying a silver halide light-sensitive material with a sheet after or during imagewise exposure, the light-sensitive material comprising a support having provided thereon at least a light-sensitive silver halide mainly comprising silver chloride, a hydrophilic binder, a reducing agent and a slightly water-soluble basic metal compound, the sheet comprising a support having provided thereon at least a compound forming a complex with a metal ion constituting said basic metal compound, a physical development nucleus, and a compound represented by the following formula (I) or a compound containing a sulfite ion; and heat-developing the material in the presence of water to form a silver image on at least one of the light-sensitive material and the sheet: ##STR1## wherein Q represents an atomic group necessary to form a 5- or 6-membered imide ring.

REFERENCES:
patent: 4624911 (1986-11-01), Idota et al.
patent: 4711885 (1987-12-01), Yokoyama et al.
patent: 4766052 (1988-08-01), Nakamura et al.
patent: 4876171 (1989-10-01), Hirai
patent: 5135835 (1992-08-01), Toshiaki et al.

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