Silver halide photographic material containing pyrazolone-pentam

Details Silver halide photographic material containing pyrazolone-pentam Silver halide photographic material containing pyrazolone-pentam

1995-08-17

1996-10-08

Letscher, Geraldine

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Antihalation or filter layer containing

430510, 430517, 430558, 430581, 430583, 430584, 430587, G03C 106, G03C 1815, G03C 1825

Patent

active

055630286

ABSTRACT:
A silver halide photographic material comprising at least one silver halide emulsion layer and at least one non-light-sensitive hydrophilic colloidal layer provided on a support. The silver halide emulsion layer or the hydrophilic colloidal layer contains a dye represented by the formula (I): ##STR1## in which A.sup.1 is an alkyl group, a substituted alkyl group, an aryl group or a substituted aryl group; each of Q.sup.1 and Q.sup.2 is hydrogen, an alkyl group or a substituted alkyl group, or Q.sup.1 and Q.sup.2 are combined with each other to form a five or six-membered heterocyclic ring; Q.sup.3 is hydrogen, a halogen atom, carboxyl, hydroxyl, methyl or methoxy; each of M.sup.1 and M.sup.2 is hydrogen, a metal atom or an atomic group that forms a monovalent cation; and p is 2, 3 or 4.

REFERENCES:
patent: 4996138 (1991-02-01), Murai et al.
patent: 5204236 (1993-04-01), Kawashima et al.
patent: 5238799 (1993-08-01), Usami et al.
patent: 5314796 (1994-05-01), Murai et al.
patent: 5356766 (1994-10-01), Idogaki

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