Photographic film with improved speed to fog ratio

Details Photographic film with improved speed to fog ratio Photographic film with improved speed to fog ratio

1990-12-11

1992-04-07

Bowers, Jr., Charles L.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Silver compound sensitizer containing

430603, 430607, 430608, G03C 108, G03C 134

Patent

active

051027828

ABSTRACT:
Photographic, gelatino, silver halide emulsions exhibiting improved speed/fog ratio and good hardening are described. These emulsions are made by sensitizing with 1-naphthol-4-sulfonic acid and by adding an aliphatic polyol thereto.

REFERENCES:
patent: 3650759 (1972-03-01), Sonoda et al.
patent: 4965184 (1990-10-01), LeStrange

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