Hybrid color photographic elements and processes for developing same

Claim 2

In a photosensitive multilayer color photographic element which comprises at least two photosensitive silver halide containing emulsion coatings on a photographic support; said coatings being further defined as: (a) a first coated portion of said element which contains a first layer which is spectrally sensitive to the blue visible region of the spectrum and contains, incorporated therein, at least one yellow dye-forming coupler material capable of forming a non-bleachable yellow dye upon reaction of said coupler material with oxidized organic amino color developer; and (b) a second coated portion of said element which contains a second layer which is spectrally sensitized to the green visible region of the spectrum and contains, incorporated therein, at least one color-forming coupler material capable of forming a magenta dye upon reaction of said coupler material with oxidized organic amino color developer, and said second coated portion being closer to said photographic support than said first coated portion; the improvement wherein said first coated portion of said element contains a shifted silver-dye-bleachable yellow dye in an amount sufficient to provide greater than half of the yellow dye density formed in the element; said shifted silver-dye-bleachable yellow dye being capable of being destroyed as a function of the metallic silver content of said first layer when said element is contacted with a silver-dye-bleach solution, and having an absorption maximum in the ultraviolet region of the spectrum at an emulsion pH of about 6 and an absorption maximum in the blue region of the spectrum at a pH of 10.

Claim 3

An improved color photographic element as in claim 1, wherein said first coated portion of said element is divided into at least two contiguous layers, one of said contiguous layers containing substantially all of said shifted silver-dye-bleachable yellow dye and underlying the other of said contiguous layers which contains silver halide and substantially no silver-dye-bleachable yellow dye.

Claim 4

An improved color photographic element as in claim 2, wherein said shifted silver-dye-bleachable yellow dye has at least one azo group in its molecule.

Claim 5

An improved color photographic element as in claim 2, wherein said first coated portion of said element is divided into at least two contiguous layers, one of said contiguous layers containing substantially all of said shifted silver-dye-bleachable yellow dye and underlying the other of said contiguous layers which contains silver halide and substantially no silver-dye-bleachable yellow dye.

Claim 6

An improved color photographic element as in claim 4, wherein said shifted silver-dye-bleachable yellow dye has at least one azo group in its molecule.

Claim 7

In a photosensitive multilayer color photographic element which comprises at least three photosensitive silver halide-containing emulsion coatings on a photographic support; said coating being further defined as: (a) a first coated portion of said element which contains a first layer which is spectrally sensitive to the blue visible region of the spectrum and contains, incorporated therein, at least one yellow dye-forming coupler material capable of forming a non-bleachable yellow dye upon reaction of said coupler material with oxidized organic amino color developer; (b) a second coated portion of said element which contains a second layer which is spectrally sensitized to the green visible region of the spectrum and contains, incorporated therein, at least one color-forming coupler material capable of forming a magenta dye upon reaction of said coupler material with oxidized organic amino color developer; and (c) a third coated portion of said element which contains a third layer which is spectrally sensitized to the red region of the visible spectrum and contains, incorporated therein, at least one color-forming coupler material capable of forming a cyan dye upon reaction of said coupler material with oxidized organic amino color developer, said third coated portion being closer to said support than said first coated portion; the improvement wherein said first coated portion of said element contains a shifted silver-dye-bleachable yellow dye in an amount sufficient to provide greater than half of the yellow dye density formed in the element; said shifted silver-dye-bleachable yellow dye being capable of being destroyed as a function of the metallic silver content of said first layer when said element is contacted with a silver-dye-bleach solution, and having an absorption maximum in the ultraviolet region of the spectrum at an emulsion pH of about 6 and an absorption maximum in the blue region of the spectrum at a pH of 10.

Claim 8

In a photosensitive multilayer color photographic element which comprises at least three photosensitive silver halide-containing emulsion coatings on a photographic support; said coating being further defined as: (a) a first coated portion of said element which contains a first layer which is spectrally sensitive to the blue visible region of the spectrum and contains, incorporated therein, at least one yellow dye-forming coupler material capable of forming a non-bleachable yellow dye upon reaction of said coupler material with oxidized organic amino color developer; (b) a second coated portion of said element which contains a second layer which is spectrally sensitized to the green visible region of the spectrum and contains, incorporated therein, at least one color-forming coupler material capable of forming a magenta dye upon reaction of said coupler material with oxidized organic amino color developer; and (c) a third coated portion of said element which contains a third layer which is spectrally sensitized to the red region of the visible spectrum and contains, incorporated therein, at least one color-forming coupler material capable of forming a cyan dye upon reaction of said coupler material with oxidized organic amino color developer, said third coated portion being closer to said support than said first coated portion; the improvement wherein said first coated portion of said element contains a shifted silver-dye-bleachable yellow dye in an amount sufficient to provide greater than half of the yellow dye density formed in the element; said shifted silver-dye-bleachable yellow dye being capable of being destroyed as a function of the metallic silver content of said first layer when said element is contacted with a silver-dye-bleach solution, and having an absorption maximum in the ultraviolet region of the spectrum at an emulsion pH of about 6 and an absorption maximum in the blue region of the spectrum at a pH of 10.

Claim 9

An improved color photographic element as in claim 6 wherein said shifted yellow dye has at least one azo group in its molecule.

Claim 10

An improved color photographic element as in claim 7, wherein said shifted yellow dye has the structure: ##STR3##

Claim 11

An improved color photographic element as in claim 7, wherein said shifted yellow dye has the structure: ##STR4##

Claim 12

A photosensitive multilayer color photographic element which comprises at least three differentially photosensitive silver halide-containing emulsion coatings upon a photographic support; said coatings being defined as: (a) a first coated portion containing (i) silver halide which is spectrally sensitive to the blue region of the visible spectrum and (ii) at least one shifted silver-dye-bleachable yellow dye capable of being destroyed as a function of the metallic silver content of said first coated portion when said element is contacted with a silver-dye-bleach solution; (b) a second coated portion containing (i) silver halide which is spectrally sensitized to the green region of the visible spectrum and (ii) at least one color-forming coupler material capable of forming a magenta dye upon reaction with oxidized organic amino color developer; and (c) a third coated portion containing (i) silver halide spectrally sensitized to the red region of the visible spectrum and (ii) at least one color-forming coupler material capable of forming a cyan dye upon reaction with oxidized organic amino color developer said second and third coated portions being positioned closer to said support than said first coated portion.

Claim 13

A photosensitive multilayer color photographic element which comprises at least three differentially photosensitive silver halide-containing emulsion coatings upon a photographic support; said coatings being defined as: (a) a first coated portion containing (i) silver halide which is spectrally sensitive to the blue region of the visible spectrum and (ii) at least one shifted silver-dye-bleachable yellow dye capable of being destroyed as a function of the metallic silver content of said first coated portion when said element is contacted with a silver-dye-bleach solution; (b) a second coated portion containing (i) silver halide which is spectrally sensitized to the green region of the visible spectrum and (ii) at least one color-forming coupler material capable of forming a magenta dye upon reaction with oxidized organic amino color developer; and (c) a third coated portion containing (i) silver halide spectrally sensitized to the red region of the visible spectrum and (ii) at least one color-forming coupler material capable of forming a cyan dye upon reaction with oxidized organic amino color developer said second and third coated portions being positioned closer to said support than said first coated portion.

Claim 14

An improved color photographic element as in claim 10, wherein said shifted silver-dye-bleachable yellow has at least one azo group in its molecule.

Claim 15

An improved color photographic element as in claim 10, wherein the amount of silver halide in said second coated portion of said element is at least about 1.5 times, by weight, the amount of silver halide in said first coated portion.