Red sensitizers for high silver chloride emulsions

Details Red sensitizers for high silver chloride emulsions Red sensitizers for high silver chloride emulsions

1995-03-29

1996-05-21

Baxter, Janet C.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Silver compound sensitizer containing

430576, 430584, 430963, G03C 120, G03C 128

Patent

active

055188761

ABSTRACT:
A photographic materials with a high silver chloride red sensitive layer which has a high sensitivity and exhibits reduced thermal sensitivity. In particular the material has a silver halide emulsion of at least 90% silver chloride and compounds of formula I and II below: ##STR1## Where A, Z, X1, X2, R1, R2, W1-W12, D, G1, G2, Y1, Y2 are as defined in the specification.

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Luo et al., "Studies of Supersensitization of Some Bridged Dicarbocyanines by Triazino Stilbenedisulfonic Acids", Journal of Imaging Science, 32(2), 1988, pp. 81-84.

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