Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Identified radiation sensitive composition with color...
Patent
1986-06-24
1988-08-23
Michl, Paul R.
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Identified radiation sensitive composition with color...
430385, 430472, 430473, G03C 738, G03C 732
Patent
active
047660600
ABSTRACT:
A silver halide photographic material containing a cyan coupler represented by the formula: ##STR1## wherein, R.sub.1 is selected from the group consisting of an acylamino group, an alkylsulfonamido group, an arylsulfonamido group, a carbamoyl group, a sulfamoyl group, an alkylureido group, an arylureido group, an alkyl group, an alkoxy group, an amino group, an alkoxycarbonyl group and a arylcarbonyl group, said groups have at least one carboxy group as a substituent, R.sub.2 is selected from the group consisting of a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, a nitro group, a cyano group, a formyl group, a carboxyl group, a hydroxyl group, an amino group, an acylamino group, an alkylsulfonamido group, an arylsulfonamido group, an alkylureido group, an arylureido group, a sulfamoyl group, a carbamoyl group, an alkoxycarbonyl group and an aryloxycarbonyl group, R.sub.3 represents an alkyl group substituted with a phenoxy group; R.sub.4 represents a hydrogen atom or an alkyl group, n represents an integer of 1 to 4, provided that when n is 2 or more the groups represented by the plurality of R.sub.2 may be either same or different from each other, and that the total number of carbon atoms contained in the groups represented by R.sub.3 and R.sub.4 is 10 or more.
REFERENCES:
patent: 3822248 (1974-07-01), Loria
patent: 4248962 (1981-02-01), Lau
patent: 4288532 (1981-09-01), Seoka et al.
patent: 4414308 (1983-11-01), Hamada
patent: 4438194 (1984-03-01), Hamada
patent: 4526861 (1985-07-01), Ichijima et al.
Ninomiya Hidetaka
Sato Ryosuke
Buscher Mark R.
Konishiroku Photo Industry Co,., Ltd.
Michl Paul R.
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: LFUS-PAI-O-835573