Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Two or more radiation-sensitive layers containing other than...
Patent
1998-08-12
2000-02-29
Baxter, Janet
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Two or more radiation-sensitive layers containing other than...
430549, 430567, 430569, G03C 730
Patent
active
060307587
ABSTRACT:
A silver halide light sensitive photographic material is disclosed, comprising a support having thereon a red-sensitive silver halide emulsion layer, a green-sensitive silver halide emulsion layer and a blue-sensitive silver halide emulsion layer, wherein at least one of the red-sensitive, green-sensitive and blue-sensitive layers comprises a high-speed silver halide emulsion layer, a medium-speed silver halide emulsion layer and a low-speed silver halide emulsion layer, the low-speed layer contains a dye forming coupler having coupling reactivity higher than that of a coupler contained in the mdium speed layer.
REFERENCES:
patent: 4963465 (1990-10-01), Matejec et al.
patent: 5320937 (1994-06-01), Ihama
patent: 5550012 (1996-08-01), Suga
Baxter Janet
Konica Corporation
Walker Amanda C.
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