Silver halide emulsion

Details Silver halide emulsion Silver halide emulsion

1994-12-02

1996-02-13

Chea, Thorl

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Silver compound sensitizer containing

430577, 430578, 430579, 430583, 430585, 430944, G03C 112

Patent

active

054910579

ABSTRACT:
Disclosed is a silver halide emulsion having at least one methine compound of formula (I) (MET).sub.k1 --[(Q) --Ar].sub.k2, wherein MET represents an atomic group having a methine compound structure; Q represents a divalent linking group composed of atom(s) or atomic group(s) containing at least one carbon, nitrogen, sulfur or oxygen atom; Ar represents an aromatic group containing monocyclic compound(s) each composed of 5 or more atoms; k1 represents an integer of 1 or more; and k2 represents an integer of 2 or more. A photographic material containing the emulsion has high sensitivity and high storage stability.

REFERENCES:
patent: 2481464 (1949-09-01), Anish
patent: 3541089 (1970-11-01), Heseltine et al.
patent: 3622317 (1971-11-01), Bird et al.
patent: 4536473 (1985-08-01), Mihara
patent: 5223389 (1993-06-01), Matsunaga

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