Photographic silver halide material

Details Photographic silver halide material Photographic silver halide material

1992-09-28

1993-12-14

Bowers, Jr., Charles L.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Two or more radiation-sensitive layers containing other than...

540957, 540567, G03C 146

Patent

active

052701573

ABSTRACT:
A colour photographic silver halide material having at least one silver halide emulsion layer which contains at least one colour coupler and in which the silver halide grains contain from 40 to 90 mol. % of AgCl and at least two zones differing in halide composition, the chloride content of the outer zone being at least 10 mol. % higher than that of the inner zone, which silver halide emulsion layer is associated with a DIR compound whose reaction with the oxidized colour developer has a rate constant k>2000 [1/mol.s] is distinguished by excellent sharpness and colour reproduction even when processed by a high speed process.

REFERENCES:
patent: 4173479 (1979-11-01), Ranz et al.
patent: 4495277 (1985-01-01), Becker et al.
patent: 4590155 (1986-05-01), Klotzer
patent: 4812389 (1989-03-01), Sakanoue et al.
patent: 5155017 (1992-10-01), Sato et al.

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