Patent ID: 6350569
Filing Date: 2002-02-26
Classification: G03C

Abstract:
A heat-developable photographic material which comprises, on a support, (a) a reducible silver salt, (b) a reducing agent, (c) a binder, and (d) at least one polyhalogenated compound represented by the following formula (1):Wâ€”Lâ€”Qâ€”Y1â€”C(Z1)(Z2)â€”X1 wherein Z1 and Z2 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 or a divalent heterocyclic group, L represents a bridging group, and W represents carboxyl group or a salt thereof, slufo group or a salt thereof, phosphoric acid group or a salt thereof, a hydroxyl group, a quaternary ammonium group, or a polyethyleneoxy group.