Silver halide photographic material

Details Silver halide photographic material Silver halide photographic material

1996-06-26

1999-02-16

Chea, Thorl

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Silver compound sensitizer containing

430517, 430587, 430591, 430593, G03C 110

Patent

active

058718974

ABSTRACT:
A silver halide photographic material is disclosed, which contains a connected-dye compound having a fixed configuration in which one cyanine dye plane is in parallel with and lies over the other so that the connected-dye compound always shows an absorption assignable to a cyanine dye aggregate thereof. The silver halide photographic material has excellent storage stability.

REFERENCES:
patent: 3243298 (1966-03-01), Libeer et al.
patent: 4950587 (1990-08-01), Roberts et al.
patent: 5478719 (1995-12-01), Hioki et al.
S. Hunig and E. Wolff, Liebigs Ann. Chem. 732, 26-42 (1970) pp. 26-43.
A Macrocyclic Bis-Cyanine Dye, I.L. Mushkalo, et al, Tetrahedron Letters, vol. 21, pp. 2977-2980.
Ultraviolet and Visible Absorption Spectra of Biscarbocyanine Dyes, G.G. Dyadyusha, et al Dyes and Pigments, 10 (1989), pp. 111-121.
The Theory of TYhe Photographic Process, fourth edition T.H. James, 1997, pp. 194-297.

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