Silver halide photographic light-sensitive material

Details Silver halide photographic light-sensitive material Silver halide photographic light-sensitive material

1991-10-08

1993-08-24

Bowers, Jr., Charles L.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Silver compound sensitizer containing

430611, 430614, 430966, 430599, 430569, G03C 118

Patent

active

052388069

ABSTRACT:
There is disclosed a silver, halide photographic light-sensitive material having a high sensitivity and gradation as well as a low fog while exhibiting an excellent aging stability. The light-sensitive material has at least one silver halide emulsion layer on a support, wherein the emulsion is spectrally sensitized at a pH of 5.3 to 6.0 by adding at least one of an oxacarbocyanine dye represented by the following formula (I) to the emulsion before the addition of a chemical sensitizer and thereafter chemically sensitized by adding a chemical sensitizer. A compound represented by the following formula (II) is present in the emulsion layer or a layer adjacent thereto: ##STR1## wherein the substituents are as defined in the specifications.

REFERENCES:
patent: 4689292 (1987-08-01), Metoki et al.
patent: 4952491 (1990-08-01), Nishikawa et al.

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