Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Antihalation or filter layer containing
Patent
1992-04-27
1993-08-24
Brammer, Jack P.
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Antihalation or filter layer containing
430510, 430517, G03C 100
Patent
active
052387984
ABSTRACT:
A silver halide photographic material having on a support a hydrophilic colloid layer containing at least one 2-pyrazoline-5-one oxonol dye represented by formula (I) in the form of a dispersion of fine solid particles thereof; ##STR1## wherein R.sup.1 represents a hydrogen atom, an aryl group, a cyano group, a halogen atom, --COOR.sup.2, --COR.sup.3, --ONR.sup.3 R.sup.4, --OR.sup.2, --NHCOR.sup.3, or --NR.sup.3 R.sup.4 (wherein R.sup.2 represents an alkyl group or an aryl group and R.sup.3 and R.sup.4 each represents a hydrogen atom, an alkyl group, or an aryl group); and L.sup.1, L.sup.2, L.sup.3, L.sup.4, and L.sup.5 each represents a methine group.
REFERENCES:
patent: 3502474 (1970-03-01), Tsuda et al.
patent: 4288534 (1981-09-01), Lemahieu et al.
patent: 4960686 (1990-10-01), Kawashima et al.
Brammer Jack P.
Fuji Photo Film Co. , Ltd.
LandOfFree
Silver halide photographic material containing dispersed dye 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 containing dispersed dye, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Silver halide photographic material containing dispersed dye will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-828135