Silver halide photographic element containing dyes for antihalat

Details Silver halide photographic element containing dyes for antihalat Silver halide photographic element containing dyes for antihalat

1995-05-31

1996-07-16

Bowers, Jr., Charles L.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Antihalation or filter layer containing

430512, 430561, G03C 183

Patent

active

055366260

ABSTRACT:
A novel dye and photographic element comprising the dye are detailed. The dye is especially useful as an antihalation dye in a photographic element. A particularly preferred embodiment is provided in a photographic element comprising an absorbing amount of the dye: ##STR1## wherein X1, X2 independently represents --CR.sup.8 R.sup.9 --, --S--, --Se--, --NR.sup.10 --, --CH.dbd.CH-- or --O--;

REFERENCES:
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patent: 5330884 (1994-07-01), Fabricius et al.
Williams, R. J. et al., Comparison of Covalent and Noncovalent Labeling with Near-Infrared Dyes for the High-Performance Liquid Chromatographic Determination of Human Serum Albumin, Analytical Chemistry, 65, pp. 601-605, 1993.
L. Strekowski et al., Substitution Reactions of a Nucelofugal Group In Heptamethine Cyanine Dyes. Synthesis of an Isothiocyanato Derivative for Labeling of Proteins with a Near-Infrared Chromophore, Journal of Organic Chemistry, 57, pp. 4578-4580, 1992.
Lipowska, M. et al., New Near-Infrared Cyanine Dyes For Labelling Of Proteins, Synthetic Communications, 23(21), pp. 3087-3094, 1993.
Harada, T., Indolenine cyanine dyes, Chemical Abstracts, 121, Abstract No. 233080h, JP-06145539 p. 138, 1994.

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