Silver halide photographic material

Details Silver halide photographic material Silver halide photographic material

1992-08-21

1994-03-22

Chea, Thorl

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Silver compound sensitizer containing

430567, 430569, 430603, G03C 108, G03C 129

Patent

active

052963454

ABSTRACT:
A silver halide photographic material is descloosed, comprising a support having thereon at least one silver halide emulsion layer, wherein the silver halide emulsion layer contains at least 1.times.10.sup.-4 mol of a compound represented by formula (I) per mol of silver halide and from 1.times.10.sup.-3 to 1.times.10.sup.-1 mol of compound represented by formula (II) per mol of the compound of formula (I) and the iodine content of the silver halide emulsion is 1 mol % or less: ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6, R.sub.7, Z.sub.1, Z.sub.2, Z.sub.3, Z.sub.4, X.sup..crclbar. and n are defined in the specification. The photographic material is highly sensitive, can be processed rapidly, and does not fatigue the developer, yet it contains only a small percentage of iodine, if any. The photographic material is useful in photographic films including X-ray films.

REFERENCES:
patent: 3772031 (1973-11-01), Berry et al.
patent: 3814609 (1974-06-01), Shiba et al.
patent: 3864134 (1975-04-01), Ueda et al.
patent: 4594317 (1986-06-01), Sasaki et al.

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