COLOR SPECTRO-ZONAL HALOGEN-SILVER PHOTOGRAPHIC MATERIAL Russian patent published in 1996 - IPC

FIELD: chemical- photographic industry. SUBSTANCE: COLOR spectro-zonal halogen-silver photographic material has underlaid base, onto one side of which the blue colloidal-silver anti-halo counterlayer is coated, as well as protecting gelatine layer, which has polyxylangelatin dispersion. Onto the other side the gelatine layer is applied, as well as lower halogen-silver emulsion layer with panchromatic sensitizer and supersensitizer, gelatine interlayer with anti-fog agent, top halogen-silver emulsion layer, which has infrachromatic sensitizer and dye - polymethine dye, and protecting gelatine layer, which has blue or purple component, polysyloxangelatine emulsion and anti-fog agent. EFFECT: improved efficiency.