Silver halide photographic photosensitive materials

Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Antihalation or filter layer containing

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Details

430507, 430510, 430522, G03C 1815, G03C 1825

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active

053127234

ABSTRACT:
Disclosed is a silver halide photographic photosensitive material which contains at least dye by general formula (I) below: ##STR1## wherein R.sup.1 represents a hydrogen atom, a halogen atom, a sulfonic acid group, a carboxylic acid group or a CONHR, SO.sub.2 NHR, NHSO.sub.2 R, NHCOR or NHCONHR group (where R is an alkyl group, an aryl group or a heterocyclic group); R.sup.2 and R.sup.3 are the same or different and each represents a hydrogen atom, an alkyl group or an NHSO.sub.2 R or NHCOR group (where R has the same meaning as above) or a halogen atom, or R.sup.2 and R.sup.3 may be joined together and represent a group of atoms which is required to form an aromatic ring; R.sup.4 and R.sup.5 are the same or different and each represents a hydrogen atom, an alkyl group, an alkoxy group, a hydroxy group, an amino group or a halogen atom; R.sup.6 and R.sup.7 are the same or different and each represents an alkyl group, an aryl group, an acyl group or a sulfonyl group; R.sup.6 and R.sup.7 may be joined together to form a five or six membered ring; R.sup.6 or R.sup.7 may be joined with the adjacent R.sup.5 respectively to form a five or six membered ring; n represents an integer of 0 to 3; wherein that there are at least five acidic substituent groups within the dye.

REFERENCES:
patent: 4756993 (1988-07-01), Kitatani et al.
patent: 5075205 (1991-12-01), Inagaki et al.
patent: 5108883 (1992-04-01), Matejec et al.

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