G - Physics – 03 – C
Patent
G - Physics
03
C
96/118
G03C 1/10 (2006.01) G03C 1/06 (2006.01) G03C 1/28 (2006.01)
Patent
CA 1334349
A negative type silver halide photographic material comprising a support having thereon at least one silver halide emulsion layer, wherein the silver halide emulsion layer or another hydrophilic colloid layer provided on the support contains (1) a compound represented by formula (I) having substantially no absorption maximum in the visible region of the spectrum and (2) a hydrazine compound represented by formula (II): Image (I) (X0)n wherein Z11 and Z12 each represents a non-metallic atomic group completing a benzoxazole nucleus, a benzothiazole nucleus, a benzoselenazole nucleus, a naphthoxazole nucleus, a naphthothiazole nucleus, a naphthoselenazole nucleus, a thiazole nucleus, a thiazoline nucleus, an oxazole nucleus, a selenazole nucleus, a selenazoline nucleus, a pyridine nucleus, a benzimidazole nucleus, or a quinoline nucleus; R11 and R12 each represents an unsubstituted or substituted alkyl group, at least one of said R11 and R12 having an acid group; Xo represents a charge balancing ion; and n represents 0 or 1; Image (II) wherein A1 and A2 each represents a hydrogen atom, or one of said A1 and A2 represents a hydrogen atom and the other represents a sulfinic acid group or an acyl group; R1 represents an aliphatic group, an aromatic group, or a heterocyclic group; R2 represents a hydrogen atom, an alkyl group, an aryl group, an alkoxy group, an aryloxy group, or an amino group; at least one of R1 and R2 has an adsorption accelerating group with respect to silver halide; and G1 represents a carbonyl group, a sulfonyl group, a sulfoxy group, a phosphoryl group, or an iminomethylene group.
581905
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Fuji Photo Film Co. Ltd.
LandOfFree
Silver halide photographic material does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Silver halide photographic material, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Silver halide photographic material will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1275387