Claims
- 1. An image forming method comprising;
- imagewise exposing a direct positive silver halide color photographic light-sensitive material, said material comprising a support having provided thereon;
- a plurality of emulsion layers, including a first silver halide emulsion layer comprising an Emulsion Y having a main spectral sensitivity in a blue-sensitive region, a second silver halide emulsion layer comprising an Emulsion M having a main spectral sensitivity in a green-sensitive region, and a third silver halide emulsion layer comprising an Emulsion C having a main spectral sensitivity in a red-sensitive region;
- at least one of said first silver halide emulsion layer, said second silver halide emulsion layer, and said third silver halide emulsion layer further comprising an additional silver halide Emulsion P having a spectral sensitivity, a portion of which is common to a portion of the spectral sensitivity region of each of said Emulsion Y, Emulsion M, and Emulsion C;
- each of said Emulsion Y, Emulsion M, and Emulsion C having a sensitivity of 1/10 to 10 times a sensitivity of said Emulsion P upon exposure to light having a main wavelength component within the main spectral sensitivity region of Emulsion Y, Emulsion M, and Emulsion C, respectively; and
- color developing the imagewise exposed material to provide a toe portion gradation of a characteristic curve of each of said plurality of emulsion layers, of not less than 1.7.
- 2. The method of claim 1 wherein said first silver halide emulsion layer comprises a yellow dye-forming coupler, said second silver halide emulsion layer comprises a magenta dye-forming coupler, and said third silver halide emulsion layer comprises a cyan dye-forming coupler.
- 3. The method of claim 2 wherein said second silver halide emulsion layer further comprises a yellow dye-forming coupler.
- 4. The method of claim 1 wherein said light-sensitive material contains at least one compound of. Formula I; ##STR365## wherein R.sub.1 and R.sub.2 each represent hydrogen or alkyl having not more than 8 carbon atoms, alkoxy, alkylthio or alkylamido; R.sub.3 represents hydrogen or alkyl having not more than 11 carbon atoms; provided that a total number of carbon atoms in R.sub.1, R.sub.2 and R.sub.3 is within the range of not less than 8 and not more than 22.
- 5. The method of claim 1 wherein a reflection density of a fresh sample of said third silver halide emulsion layer of said light-sensitive material is not less than 0.7 at a maximum wavelength of the spectral sensitivity region of said third silver halide emulsion layer.
- 6. The method of claim 1 wherein at least one layer of said light-sensitive material contains a solid dispersed dye having at least one of a carboxyl, sulfonamido and sulfamoyl group.
- 7. The method of claim 6 wherein said solid dispersed dye is at least one dye selected from the group consisting of dyes represented by Formulas 2 through 10; ##STR366## wherein R.sub.1 and R.sub.2 each represent hydrogen, alkyl, alkenyl, aryl, heterocyclic, --COOR.sub.5, --COR.sub.5, --SO.sub.2 R.sub.5, SOR.sub.5, --SO.sub.2 NR.sub.5 R.sub.6, --CONR.sub.5 R.sub.6, --NR.sub.5 R.sub.--NR.sub.5 SO.sub.2 R.sub.5, --NR.sub.5 COR.sub.6, --NR.sub.5 CONR.sub.6 R.sub.7, --NR.sub.5 CSNR.sub.6 R.sub.7, --OR.sub.5, --SR.sub.5, or cyano; R.sub.3 and R.sub.4 each represent hydrogen, alkyl, alkenyl, cycloalkyl, aryl or a heterocyclic; R.sub.5, R.sub.6 and R.sub.7 each represent a hydrogen atom, alkyl, alkenyl, aryl or heterocyclic; L.sub.1 through L.sub.5 each represent methine; n.sub.1 is an integer of 0 or 1; and n.sub.2 is an integer of 0 to 2; ##STR367## wherein R.sub.1, R.sub.3, L.sub.1 -L.sub.5, n.sub.1 and n.sub.2 are defined as in Formula 2, E represents an acidic nucleus necessary for producing an oxonol dye; ##STR368## wherein R.sub.3, R.sub.4, L.sub.l -L.sub.5, n.sub.1 and n.sub.2 are defined as in Formula 2; and R.sub.8 and R.sub.9 are the same as R.sub.3 and R.sub.4, respectively, X.sub.1 and X.sub.2 each represent oxygen or sulfur; ##STR369## wherein R.sub.3, L.sub.1 and L.sub.2 are each defined as in Formula 2, respectively; E is the same as E defined in Formula 3; R.sub.10, and R.sub.11 each represent hydrogen, alkyl, alkenyl, aryl, heterocyclic, nitro or cyano, halogen, --OR.sub.5, --SR.sub.5, --NR.sub.5 SO.sub.2 R.sub.6, --NR.sub.5 COR.sub.6, --COR.sub.5 or --COOR.sub.5, provided, R.sub.10 and R.sub.11 may form an endocyclic double bond; X.sub.3 represents oxygen, sulfur, selenium, --C(R.sub.12)(R.sub.13)-- or N(R.sub.3); R.sub.3, R.sub.5 and R.sub.6 are each defined as in Formula 2, R.sub.12 and R.sub.13 each represent hydrogen or alkyl; and n.sub.3 is an integer of 1 to 3; ##STR370## wherein R.sub.3, R.sub.4, L.sub.1, L.sub.2, L.sub.3 and n.sub.1 are each defined as in Formula 2, respectively; E is the same as defined in Formula 3; R.sub.10 and R.sub.11 are defined as in Formula 5; and R.sub.14 is the same as R.sub.10 ; ##STR371## wherein R.sub.3, R.sub.4, L.sub.1 through L.sub.5, n.sub.1 and n.sub.2 are each defined as in Formula 2, respectively; R.sub.10, R.sub.11, and X.sub.3 are each defined as in formula 7, respectively; X.sub.4 is the same as X.sub.3 ; R.sub.15 and R.sub.16 are each the same as R.sub.10, X.sup.- represents a group having an anion; and, the combination of R.sub.10 and R.sub.11, and the combination of R.sub.15 and R.sub.16 may each form an endocyclic double bond; ##STR372## wherein A.sub.1 represents a nucleus of pyrrole, imidazole, pyrazole, phenol or naphthol, or a condensed heterocyclic ring; ##STR373## wherein Z.sub.1, Z.sub.2 and Z.sub.3 each represent an electron withdrawing group; A.sub.2 represents aryl or a heterocyclic; ##STR374## where in R.sub.21, R.sub.22, R.sub.23 and R.sub.24 each represent hydrogen, hydroxy, --OR.sub.29 or --N(R')R"; in which R.sub.29 represents alkyl or aryl; R' and R" each represent hydrogen or alkyl or allyl having at least one of a sulfonic acid group or carboxylic acid group; R.sub.25, R.sub.26, R.sub.27 and R.sub.28 each represent hydrogen, carboxylic acid, sulfonic acid, alkyl or allyl having at least one of a carboxylic acid group or sulfonic acid group.
- 8. The method of claim 1 wherein said light-sensitive material contains a compound represented by Formula 11 ##STR375## wherein M represents hydrogen, alkali metal, ammonium or a protective group for a mercapto group; Z represents a group consisting of non-metal atoms necessary to form a heterocyclic ring, provided the heterocyclic ring may have a substituent and may also be condensed.
- 9. The method of claim 1 wherein said first silver halide emulsion layer of said light-sensitive material contains a yellow coupler represented by Formula Y-I; ##STR376## wherein R.sub.51 represents alkyl or cycloalkyl; R.sub.52 represents alkyl, cycloalkyl, acyl or aryl; R.sub.53 represents a group capable of being substituted on a benzene ring; n is an integer of 0 or 1; Y.sub.50 represents a monovalent ballast group; and Z.sub.50 represents hydrogen or a group capable of splitting off when making a coupling reaction.
- 10. The method of claim 9 wherein a high boiling organic solvent is used with said magenta coupler, said solvent being one represented by Formula HBS-I or HBS-II; ##STR377## wherein R.sub.54, R.sub.55 and R.sub.56 each represent alkyl or aryl, provided that at least two of R.sub.54, R.sub.55 and R.sub.56 represent alkyl having not more than 16 carbon atoms: ##STR378## wherein R.sub.57, R.sub.58 and R.sub.59 each represent an aliphatic or aromatic; and p, q and r each represent an integer of 0 or 1, provided that p, q and r are not each an integer of 1 at the same time.
- 11. The method of claim 1 wherein said second silver halide emulsion layer of said light-sensitive material contains a magenta coupler of Formula M-I; ##STR379## wherein Z represents a group consisting of non-metal atoms necessary to form a nitrogen-containing heterocyclic ring, provided that the ring formed of the above-mentioned Z may have a substituent, X represents hydrogen or a group capable of splitting off upon reaction with an oxidized product of a color developing agent; and R represents hydrogen or a substituent.
- 12. The method of claim 11 wherein said second silver halide emulsion layer of said light-sensitive material contains a yellow coupler of Formula Y-Ia; ##STR380## wherein R.sub.31 represents halogen or alkoxy; R.sub.32 represents hydrogen, halogen or alkoxy R.sub.33 represents acylamino, alkoxycarbonyl, alkylsulfamoyl, arylsulfamoyl, arylsulfonamido, alkylureido, arylureido, succinimido, alkoxy or aryloxy, Z.sub.30 represents hydrogen, a monovalent organic group capable of splitting off upon coupling with an oxidized product of a color developing agent, or halogen atom.
- 13. The method of claim 12 wherein a difference between a pKa of said magenta coupler of Formula M-I, and said yellow coupler of Formula Y-Ia is not more than 2.
- 14. The method of claim 11 wherein a high boiling organic solvent is used with said yellow coupler, said high boiling organic solvent being one represented by Formula HBS-I or HBS-II; ##STR381## wherein R.sub.54, R.sub.55 and R.sub.56 each represent alkyl or aryl, provided that at least two of R.sub.54, R.sub.55 and R.sub.56 represent alkyl having not more than 16 carbon atoms: ##STR382## wherein R.sub.57, R.sub.58 and R.sub.59 each represent an aliphatic or aromatic; and p, q and r each represent an integer of 0 or 1, provided that p, q and r are not each an integer of 1 at the same time.
- 15. The method of claim 1 wherein said light-sensitive material comprises at least one non-photosensitive layer containing a compound represented by Formula H-I; ##STR383## wherein R.sub.61 and R.sub.62 each represent alkyl having 1 to 5 carbon atoms; n is an integer of 1 to 20; k is an integer of 1 or A represents cyano; --CO--XR.sub.63, wherein X represents --O-- or --N(R.sub.64)--, R.sub.63 represents hydrogen, alkyl, alkenyl, cycloalkyl or aryl, and R.sub.64 represents hydrogen, alkyl, or aryl; --OY, wherein Y represents R.sub.63 or --CO--R.sub.63, in which R.sub.63 is defined as above, --N(R.sub.64)R.sub.65, wherein R.sub.64 is defined as above, and R.sub.65 represents hydrogen, alkyl, aryl, or --CO--R.sub.63 in which R.sub.63 is defined as above; or --PO--(OR.sub.63)--((O).sub.l R.sub.66) , wherein l is an integer of 0 or 1, R.sub.63 is as defined above, and R.sub.66 represents hydrogen, alkyl, cycloalky, alkenyl, or aryl; and B represents alkyl, alkenyl, cycloalkyl, aryl, heterocyclic or ##STR384##
- 16. The method of claim 15 wherein n in Formula H-I is an integer of 2 to 15.
- 17. The method of claim 15 wherein said light-sensitive material further contains at least one compound represented by Formula I ##STR385## wherein R.sub.1 and R.sub.2 each represent hydrogen, alkyl having not more than 8 carbon atoms, alkoxy, alkylthio, or alkylamido; R.sub.3 represents hydrogen, or alkyl having not more than 11 carbon atoms; with the proviso that the total number of carbon atoms of R.sub.1, R.sub.2, and R.sub.3 is 8 to 22.
Priority Claims (1)
Number |
Date |
Country |
Kind |
4-246872 |
Sep 1992 |
JPX |
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Parent Case Info
This application is a division of application Ser. No. 08/119,030, filed Sep. 9, 1993, now abandoned.
US Referenced Citations (4)
Foreign Referenced Citations (1)
Number |
Date |
Country |
457153 |
Nov 1991 |
EPX |
Divisions (1)
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Number |
Date |
Country |
Parent |
119030 |
Sep 1993 |
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