Photothermographic material
AssigneeFuji Photo Film Co., Ltd.
InventorsYoshio Inagaki, Naoyuki Hanaki, Hirohiko Tsuzuki
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Abstract
A photothermographic material is disclosed, comprising a support having on at least one surface thereof a light-sensitive silver halide grain, an organic salt, a reducing agent for silver ion and a binder, wherein the heat-developable light-sensitive material contains a methine dye represented by formula (I).
Claims20
A photothermographic material comprising a support having on at least one surface thereof a light-sensitive silver halide grain, an organic silver salt, a reducing agent for silver ion and a binder, wherein said photothermographic material contains a methine dye represented by the following formula (I):
- ##STR10## wherein MET represents an atomic group having a methine dye structure;
- Q represents a divalent linking group comprising an atom or atomic group including at least one of a carbon atom, a nitrogen atom, a sulfur atom and an oxygen atom;
- Ar represents a group having a polycyclic aromatic ring system compound comprising 8 or more atoms exclusive of nitrogen;
- k1 represents 1 or 2;
- k2 represents 0 or 1;
- and k3 represents 1, 2, 3 or 4.
A photothermographic material as claimed in 14, wherein the organic silver salt is used in an amount of from 1 to 3 g/m2.
Dependencies are inferred from the claim text.