Abstract: A photothermographic imaging material comprising a support having thereon a sublayer and a photosensitive layer in the order, the photosensitive layer comprising photosensitive silver halide grains, light-insensitive organic silver salt grains, a binder, and a reducing agent for silver ions, wherein the sublayer comprises: (i) a first polymer selected from the group consisting of a polyester and a polyester derivative; and (ii) a second polymer selected from the group consisting of a vinyl polymer latex, a water-soluble polymer containing a vinyl polymer component, a styrene-diolefin copolymer and a polyurethane.

Abstract: A silver salt photothermographic imaging material is disclosed, comprising a support provided thereon with a light sensitive layer containing an organic silver salt, a light sensitive silver halide, a reducing agent and a binder, wherein at least one side of the support is provided with a sublayer containing a metal oxide in an amount of 5 to 50% by volume and the surface of the sublayer exhibiting a maximum height (Ry) of not more than 0.1 &mgr;m.

Abstract: A silver salt photothermographic imaging material is disclosed, comprising a support provided thereon with a light sensitive layer containing an organic silver salt, a light sensitive silver halide, a reducing agent and a binder, wherein at least one side of the support is provided with a sublayer containing a metal oxide in an amount of 5 to 50% by volume and the surface of the sublayer exhibiting a maximum height (Ry) of not more than 0.1 &mgr;m.

Abstract: An image forming material comprising a support is disclosed. The support has, on at least one surface, a sublayer comprised of a styrenes-diolefin based copolymer, thereon an antistatic layer comprised of an electrically conductive composition prepared by mixing polymer particles having a functional group on the side chain with a water-soluble polymer, which interacts with said functional group, and thermally treating the resulting mixture at 50 to 90° C., and further having, on said antistatic layer, a layer comprised of a hydrophilic resin.

Abstract: A photothermographic dry imaging material is disclosed. The imaging material comprises a support, a photosensitive layer containing at least an organic silver salt, photosensitive silver halide, reducing agent and a binder, and a subbing layer containing a water-soluble polymer having a hydroxy group, provided on the support.

Abstract: A photothermographic material is disclosed, comprising a support having thereon at least an image forming layer and a first layer on the opposite side of the support from the image forming layer, wherein the first layer contains a vinyl type polymer latex and an aqueous-dispersible polymer selected from the group consisting of an aqueous-dispersible polyester, aqueous-dispersible polyurethane and aqueous-disperible cellulose.

Abstract: A silver halide photothermographic material is disclosed, comprising on a support an organic silver salt and a silver halide, wherein the support has thereon a sublayer containing an infrared absorbing compound exhibiting an absorption maximum at a wavelength of 700 to 900 nm.

Abstract: An image forming material comprising a support is disclosed. The support has, on at least one surface, a sublayer comprised of a styrenes-diolefin based copolymer, thereon an antistatic layer comprised of an electrically conductive composition prepared by mixing polymer particles having a functional group on the side chain with a water-soluble polymer, which interacts with said functional group, and thermally treating the resulting mixture at 50 to 90° C., and further having, on said antistatic layer, a layer comprised of a hydrophilic resin.

Abstract: A photothermographic dry imaging material is disclosed. The imaging material comprises a support, a photosensitive layer containing at least an organic silver salt, photosensitive silver halide, reducing agent and a binder, and a subbing layer containing a water-soluble polymer having a hydroxy group, provided on the support.