Silver halide photographic material

Details Silver halide photographic material Silver halide photographic material

1998-08-26

2000-08-15

Chea, Thorl

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Silver compound sensitizer containing

430581, 430583, 430611, G03C 116, G03C 133, G03C 134

Patent

active

061034614

ABSTRACT:
A silver halide photographic material is described, which contains at least one compound represented by the following formula (I) and at least one compound represented by the following formula (II): ##STR1## wherein Ar.sub.1 and Ar.sub.2 each represents an aryl group or a heterocyclic group; R.sub.1 and R.sub.2 each represents an alkyl group; M.sub.1 represents a counter ion for charge balance; and m.sub.1 represents a number of 0 or more necessary for balancing a charge in the molecule of the compound; ##STR2## wherein either Z.sub.1 or Z.sub.2 represents an oxygen atom and the other represents a sulfur atom; V represents a monovalent substituent; R.sub.3 and R.sub.4 each represents an alkyl group; M.sub.2 represents a counter ion for charge balance; and m.sub.2 represents a number of 0 or more necessary for balancing a charge in the molecule of the compound.

REFERENCES:
patent: 4960689 (1990-10-01), Nishikawa et al.
patent: 5582960 (1996-12-01), Nielsen et al.

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