Patent ID: 7250249
Filing Date: 2007-07-31
Classification: G03C

Abstract:
1. A black and white photothermographic material comprising, on at least one side of a support, an image forming layer comprising at least a photosensitive silver halide, a silver salt of an aliphatic carboxylic acid having 10 to 30 carbon atoms, a reducing agent for silver ions, and a binder of which 50% by weight or more is a polymer latex containing a monomer component represented by the following formula (M) in a range of from 10% by weight to 70% by weight: wherein R wherein R wherein L represents a divalent linking group; Blst represents a ballast group which causes a coupler molecule to have diffusion resistance; T represents a substituent which leaves upon coupling reaction; and m represents an integer of from 0 to 3; wherein R