Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Antihalation or filter layer containing
Patent
1993-01-12
1994-09-13
Brammer, Jack P.
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Antihalation or filter layer containing
430517, 430539, G03C 106
Patent
active
053468104
ABSTRACT:
Disclosed is a silver halide photographic material having a hydrophilic colloid layer which contains a dispersion of solid fine grains of an oxonole dye which does not have any dissociating proton-containing substituent or salt thereof capable of dissolving the dye during development, except the enolic proton constituting a part of the chromophoric group of the dye in the compound. In the photographic material, the oxonole dye colors only the specific hydrophilic layer without having any bad effect on the photographic properties of the material. The dye may be rapidly decolored by development of the material.
Brammer Jack P.
Fuji Photo Film Co. , Ltd.
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