176295 ⎘
Photosensitive materials; Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives; Sensitivity-increasing substances; Organic substances; Methine and polymethine dyes the polymethine chain forming part of a carbocyclic ring
Methine compound and silver halide photographic material containing the same
#2Silver halide photographic emulsion and photographic light-sensitive material using the same
#3Asymmetric cyanine dye
#4Process for the preparation of cyanine dyes with polysulfonate anions