Radiation imagery chemistry: process – composition – or product th – Color imaging process – Stabilizing
Patent
1982-12-14
1984-11-20
Brown, J. Travis
Radiation imagery chemistry: process, composition, or product th
Color imaging process
Stabilizing
430387, 430393, 430505, 430546, 430551, 430555, G03C 740, G03C 726
Patent
active
044839189
ABSTRACT:
A silver halide color photographic light-sensitive material comprising a support having coated thereon at least one silver halide emulsion layer, the color photographic light-sensitive material having at least one layer containing at least one kind of 5-pyrazolone type 2-equivalent magenta coupler represented by the following general formula (Ia): ##STR1## wherein W represents phenyl substituted with at least one halogen, alkyl, alkoxy, alkoxycarbonyl or cyano; Y represents acylamino or anilino; and Z represents aryloxy, alkoxy, heterocyclic oxy, alkylthio, arylthio, heterocyclic thio, acylthio, acylamino, sulfonamido, alkoxycarbonylamino, aryloxycarbonylamino or nitrogen containing heterocyclic ring which is bonded to the active position of the pyrazolone ring through the nitrogen atom, and at least one kind of compound represented by the following general formula (II): ##STR2## wherein R.sub.1 represents substituted or unsubstituted alkyl, aralkyl, cycloalkyl or alkenyl; R.sub.2 represents hydrogen or a substituent same as defined for R.sub.1 ; Ar represents unsubstituted phenyl, phenyl, or naphthyl substituted with at least one member selected from the group consisting of halogen, carboxy and substituted or unsubstituted alkyl, aralkyl, alkenyl, cycloalkyl, alkylthio, phenyl, aryloxy, acylamino, carbamoyl, sulfonamido and sulfamoyl, and when two or more substituents are present on the phenyl group or the naphthyl group, these may be the same or different; and R.sub.1 and R.sub.2 may be bonded to each other to form a ring or each of R.sub.1 and R.sub.2 may be bonded to the ring represented by Ar to form a ring.
REFERENCES:
patent: 3336135 (1967-08-01), Terashima et al.
patent: 4297440 (1981-10-01), Aoki et al.
patent: 4330606 (1982-05-01), Sobel et al.
patent: 4339515 (1982-07-01), Schranz et al.
patent: 4351897 (1982-09-01), Aoki et al.
Aotani Yoshimasa
Furutachi Nobuo
Sakai Nobuo
Yabuki Yoshiharu
Brown J. Travis
Fuji Photo Film Co. , Ltd.
LandOfFree
Color photographic light-sensitive 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 Color photographic light-sensitive material, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Color photographic light-sensitive material will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2189540