Silver halide photographic material

Details Silver halide photographic material Silver halide photographic material

1989-05-09

1990-11-20

Michl, Paul R.

Radiation imagery chemistry: process, composition, or product th

Silver halide colloid tanning process, composition, or product

430598, G03C 106

Patent

active

049718886

ABSTRACT:
A silver halide photographic material is disclosed, comprising a support having thereon at least one of silver halide photographic emulsion layers and other hydrophilic colloidal layers, wherein said at least one of photographic emulsion layers and other hydrophobic colloidal layers contains a compound represented by formula (I) ##STR1## wherein at least one of A.sub.1 and A.sub.2 represents a hydrogen atom and other represents a hydrogen atom, a sulfinic residual group or ##STR2## wherein R.sub.0 represents an alkyl group, an alkenyl group, an aryl grup, an alkoxy group or an aryloxy group, and l.sub.1 represents an integer of 1 or 2; G represents ##STR3## wherein m.sub.1 represents an integer of 1 or 2, a sulfonyl group, a sulfoxy group ##STR4## wherein R.sub.1 represents an alkoxy grup or an aryloxy group, a thiocarbonyl grup or an iminomethylene group; X represents an aliphatic group, an aromatic group or a heterocyclic group, substituted by the group represented by formula (a): ##STR5## wherein Y represents a hydrogen atom, an aliphatic group, an aromatic group or a heterocyclic group; L represents ##STR6## wherein R.sub.a ' represents a hydrogen atom, an aliphatic group or an aromatic group; R.sub.a represents a hydrogen atom, an aliphatic group or an aromatic group; and R represents a group represented by formula (b): ##STR7## wherein R.sub.b.sup.1 to R.sub.b.sup.4 may be the same or different and each represents a hydrogen atom, an aliphatic group or an atomatic group; B represents a suitable atomic group for forming a 5- or 6-membered ring; Z represents a group capable of making a nucleophilic attach on G to separate the --G--R portion from the other portion of the formula; m.sub.b represents an integer of 0 or 1; n.sub.b represents an integer of 1 when Z is a hydroxy group, or n.sub.b represents an integer of 0 or 1 when Z represents a group other than a hydroxy group; and (m.sub.b +n.sub.b) represents an integer of 1 or 2.

REFERENCES:
patent: 4798780 (1987-01-01), Hall et al.
patent: 4824764 (1989-04-01), Inagaki et al.
patent: 4847180 (1989-07-01), Miyata et al.

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