Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Silver compound sensitizer containing
Patent
1997-03-21
1998-09-08
Baxter, Janet C.
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Silver compound sensitizer containing
430573, 430576, 430584, 430611, 430944, G03C 1035
Patent
active
058043624
ABSTRACT:
A silver halide photographic material is disclosed, comprising a support having thereon at least one silver halide photographic emulsion layer of a silver halide emulsion, wherein the emulsion layer comprises monodisperse cubic silver halide grains which contain at least one metal atom of group VIII in the Periodic Table, and the silver halide emulsion is spectrally sensitized so as to have a sensitization maximum at a wavelength of 750 nm or more and further contains at least one of compounds represented by the following formulae (I-a), (I-b) and (I-c): ##STR1## wherein Z represents an alkyl group containing 1 to 18 carbon atoms, an aryl group containing 6 to 18 carbon atoms, or a heterocyclic group; Y represents atoms necessary to complete an aromatic ring containing 6 to 18 carbon atoms, or a hetero ring; M represents a metal atom or an organic cation; and n represents an integer of from 2 to 10.
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Kuno Koichi
Mihara Yuji
Baxter Janet C.
Fuji Photo Film Co. , Ltd.
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