Internal latent image type light-sensitive silver halide...

Details Internal latent image type light-sensitive silver halide... Internal latent image type light-sensitive silver halide...

G - Physics

03

C

96/100

G03C 7/30 (2006.01) G03C 1/035 (2006.01) G03C 1/485 (2006.01) G03C 7/413 (2006.01)

Patent

CA 1317502

Abstract: Internal latent image type light-sensitive silver halide photographic material Disclosed is an internal latent image type light-sensi- tive silver halide photographic material capable of forming a color positive image by effecting surface development processing after fogging was carried out, and/or while fogging is carried out, with use of a color developing solution containing 1 g/liter or less of a solvent having a log P of 0.4 or more, having a sulfite ion concentration of 2 x 10-2 mole or less per liter of the color developing solution and having a bromide ion concentration of 5 x 10-3 mole or less per liter of the color developing solution, wherein a silver halide grain contained in at least one layer of photographic consti- tuent layers of the light-sensitive material comprises a core and at least one layer of a shell covering the core, and the shell contains at least silver chloride as its surface composition, and also disclosed is an internal latent image type light-sensitive silver halide photogra- phic material which further comprises containing a heterocyclic mercapto compound.

548152

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