Patent ID: 6344313
Filing Date: 2002-02-05
Classification: G03C

Abstract:
A heat-developable photosensitive material wherein the photosensitive material comprises, on a support an image-forming layer containing at least (a) non-photosensitive organic silver salt, (b) photosensitive silver halide, (c) a reducing agent, and (d) a binder, and a protective layer on the image-forming layer, polymer latexes are used as binders of the image-forming layer and the protective layer, and the photosensitive material further comprises, on the image-forming layer side, (e) a nucleating agent and (f) one or more compounds represented by the following formula (1): wherein, in the formula (1), Z1 and Z2 each independently represent a halogen atom, X1 represents a hydrogen atom or an electron withdrawing group, Y1 represents â€”COâ€” group or â€”SO2â€” group, Q represents an arylene group which may have a substituent or a divalent heterocyclic group which may have a substittient, L represents a linking group, W represents carboxyl group or a salt thereof, sulfo group or a salt thereof, phosphoric acid group, hydroxyl group, a quaternary ammonium group, or a polyethyleneoxy group, and n represents 0 or 1, and wherein said material further contains, on the side of the support provided with the photosensitive silver halide, at least one compound represented by the following formula (5):Z11â€”SO2SMâ€ƒâ€ƒ(5) wherein, in the formula (5), Z11 represents an aliphatic hydrocarbon group, an aryl group or a heterocyclic group, and M represents a cation.