Patent ID: 6582896
Filing Date: 2003-06-24
Classification: G03C

Abstract:
A photothermographic material comprising on a support a non-photosensitive silver salt, a photosensitive silver halide, a nucleation agent, and a binder,wherein a layer is formed on or above an image forming layer comprising the photosensitive silver halide, said layer comprising: one or more organic acid compounds represented by the following Formula (1), â€ƒwhere T represents a univalent substituent and k1 represents an integer of from 0 to 4; in the case of k1>2, more than one T may be the same or different from one another and may be combined to form a ring; L1 and L2 each represents a bivalent linking group; n1 and n2 each independently represents an integer of from 0 to 30, and one or more compounds represented by the following Formula (2), Râˆ’(A)nâˆ’Yâ€ƒâ€ƒ(2) â€ƒwhere R represents an alkyl group selected from the group consisting of perfluorohexyl, perfluoroheptyl, perfluorooctyl, perfluorononyl, perfluorodecyl, perfluorododecyl, and perfluorohexadecyl; A represents a bivalent linking group; n represents an integer of from 0 to 50; Y represents â€”SO3M or â€”OSO3M; M represents a hydrogen atom, an alkali metal atom, alkaline-earth metal atom, an ammonium group or a lower alkylamine.