Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Two or more radiation-sensitive layers containing other than...
Patent
1996-09-20
1998-08-11
Letscher, Geraldine
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Two or more radiation-sensitive layers containing other than...
430448, 430486, 430506, 430478, 430464, 430543, 430502, 430503, G03C 146
Patent
active
057925992
ABSTRACT:
Provided is a color photographic material excellent in discrimination and color reproducibility, which has a support and at least a light-sensitive silver halide, a binder, a coupler and a coupling developing agent provided thereon, and at least three light-sensitive emulsion layers having spectral sensitivities in different wavelength regions, respectively, in which at least two different coupling development agents are contained in different light-sensitive emulsion layers.
REFERENCES:
patent: 4021240 (1977-05-01), Cerquone et al.
patent: 4346154 (1982-08-01), McLean et al.
patent: 4447522 (1984-05-01), Hirano et al.
patent: 5302498 (1994-04-01), Southby et al.
Fuji Photo Film Co. , Ltd.
Letscher Geraldine
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