Silver halide photographic material and method for processing th

Details Silver halide photographic material and method for processing th Silver halide photographic material and method for processing th

1995-04-18

1996-11-26

Chea, Thorl

Radiation imagery chemistry: process, composition, or product th

Silver halide colloid tanning process, composition, or product

430577, 430598, G03C 106, G03C 120

Patent

active

055784143

ABSTRACT:
A silver halide photographic material is disclosed, which comprises a support having thereon at least one silver halide emulsion layer, wherein the emulsion layer or other hydrophilic colloid layer contains at least one hydrazine compound and at least one compound represented by the following formula (I): ##STR1## An image forming method is also described, which comprises development processing the above-described image exposed silver halide photographic material with a developing solution comprising (1) from 0.2 to 0.75 mol/liter of dihydroxybenzene based developing agent, (2) from 0.001 to 0.06 mol/liter of 1-phenyl-3-pyrazolidone or p-aminophenol auxiliary developing agent, (3) from 0.3 to 1.2 mol/liter of free sulfite ion, and (4) a compound represented by the following formula (E); and the concentration ratio of the compound represented by formula (E) to the dihydroxybenzene developing agent is from 0.03 to 0.12, and the developing solution has a pH value of from 9.0 to 12.0. ##STR2##

REFERENCES:
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patent: 4837140 (1989-06-01), Ikeda et al.
patent: 4851321 (1989-07-01), Takagi et al.
patent: 5139921 (1992-08-01), Takagi et al.
patent: 5340694 (1994-08-01), Hioki et al.

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