Spectrally sensitized silver halide photographic material, especially color photographic material, contains N-unsubstituted phenothiazine and/or phenoselenazine compound(s)

摘要

Photographic material, with a base and layer(s) containing spectrally sensitized silver halide emulsion(s), contains N-unsubstituted phenothiazine and/or phenoselenazine compound(s) (I). Photographic material, with a base and layer(s) containing spectrally sensitized silver halide emulsion(s), contains N-unsubstituted phenothiazine and/or phenoselenazine compound(s) (I). X = S, Se; R1, R2, R3, R4 = H, alkyl, alkoxy or halogen; or R1R2, R3R4 = alkylene attached to adjacent C atoms.