Radiation imagery chemistry: process – composition – or product th – Color imaging process – Using identified radiation sensitive composition in the...
Patent
1990-10-31
1993-05-25
Bowers, Jr., Charles L.
Radiation imagery chemistry: process, composition, or product th
Color imaging process
Using identified radiation sensitive composition in the...
430547, 430599, 430600, 430940, 430570, 430598, G03C 108
Patent
active
052139522
ABSTRACT:
A method of forming a direct positive color image by imagewise exposing a photographic material having at least one emulsion layer which contains previously non-fogged internal latent image-type silver halide grains, on a support, followed by color-developing the exposed material during or after fogging thereof, wherein the photographic material contains a color sensitizing dye and at least one compound or salt thereof which satisfies the condition-1 as defined in the specification. With the image formed by the method having an elevated maximum image density with a lowered minimum image density, and with the iamge-forming method displaying extremely excellent color reproducibility.
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Ikegawa Akihiko
Kuwashima Shigeru
Baxter Janet C.
Bowers Jr. Charles L.
Fuji Photo Film Co. , Ltd.
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