Photographic silver halide emulsion

Details Photographic silver halide emulsion Photographic silver halide emulsion

1975-03-06

1977-01-11

Brown, J. Travis

Gas separation: apparatus

Solid sorbent apparatus

Plural solid sorbent beds

96100, 96139, 96140, G03C 108

Patent

active

040024806

ABSTRACT:
A photographic silver halide emulsion containing at least one dinuclear merocyanine sensitizing dye, and at least one compound represented by the following formula: ##STR1## wherein D represents a divalent aromatic group, R.sub.2, R.sub.3, R.sub.4, and R.sub.5 each represents a hydrogen atom, a hydroxyl group, an alkoxyl group, an aryloxy group, a halogen atom, a heterocyclic group, a mercapto group, an alkylthio group, an arylthio group, a heterocyclic thio group, an amino group, an alkylamino group, a cycloalkylamino group, an arylamino group, a heterocyclic amino group, an aralkylamino group, or an aryl group.

REFERENCES:
patent: 3416927 (1968-12-01), Kalenda
patent: 3615641 (1971-10-01), Shiba et al.
patent: 3617295 (1971-11-01), Shiba et al.
patent: 3649288 (1972-03-01), Shiba et al.
patent: 3706567 (1972-12-01), Hiller

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