Patent ID: 6270951
Filing Date: 2001-08-07
Classification: G03C

Abstract:
A thermographic recording material, thermally developable under substantially water-free conditions, comprising a support and a thermosensitive element, said thermosensitive element being provided with a protective layer and said thermosensitive element containing a substantially light-insensitive silver salt of an a organic carboxylic acid, a reducing agent therefor in thermal working relationship therewith and a binder, wherein said protective layer consists essentially of at least one proteinaceous binder and non-opacifying inorganic particles with a weight averaged diameter of less than 1.mu.m in a concentration of between 5 and 70% by weight with respect to the weight of said protective layer, and wherein said proteinaceous binders in said protective layer together contain less than 300 ppm of halide ion.