Silver halide photographic material

Details Silver halide photographic material Silver halide photographic material

1996-10-25

1997-12-09

Schilling, Richard L.

Radiation imagery chemistry: process, composition, or product th

Silver halide colloid tanning process, composition, or product

430591, 430592, G03C 122, G03C 110

Patent

active

056959095

ABSTRACT:
A silver halide photographic material comprising a support having provided thereon a light-sensitive silver halide emulsion layer, said silver halide photographic material contains at least one spectral sensitizing dye represented by the following formula (I): ##STR1## wherein Z.sub.11 represents a nonmetal atomic group necessary for completing a 5- or 6-membered nitrogen-containing heterocyclic ring; Q.sub.11 represents a nonmetal atomic group necessary for completing a 5-membered nitrogen-containing heterocyclic ring; R.sub.11 represents a substituted or unsubstituted alkyl group; R.sub.12 represents a straight chain or branched alkyl, alkenyl or alkynyl group each of which contains at least one carboxyl group and at least one ester bond, amido bond or ether bond; L.sub.11 and L.sub.12 each represents a methine group; m.sub.11 represents 0 or 1; m.sub.12 represents 0, 1 or 2: X.sub.1 represents a counter ion necessary for neutralizing a charge; and n.sub.1 represents a number of 0 or more necessary for neutralizing a charge in the molecule.

REFERENCES:
patent: 3765900 (1973-10-01), Depoorter et al.
patent: 3790390 (1974-02-01), Shiba et al.
patent: 4493889 (1985-01-01), Mihara et al.
patent: 4690883 (1987-09-01), Kubodera et al.
patent: 5236807 (1993-08-01), Inoue et al.
patent: 5286598 (1994-02-01), Inoue et al.
patent: 5580711 (1996-12-01), Kagawa et al.

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