Claims
- 1. A method of forming a photographic image, said method comprising developing an internal latent image forming direct positive silver halide color photographic material comprising blue-sensitive, green-sensitive, and red-sensitive direct positive silver halide emulsion layers, wherein at least one of said emulsion layers contains both (1) silver chloride or a silver halide composed of silver chlorobromide or silver chloroiodobromide containing at least 50 mol % of AgCl, and (2) a compound represented by the following general formula (I):
- Coup-(Time).sub.l -Sc (I)
- where Coup is a coupler residue capable of releasing (Time).sub.l -Sc upon reaction with the oxidation product of a color developing agent; Time is a timing group capable of releasing Sc after Time-Sc is released from Coup; Sc is a scavenger of the oxidation product of the color developing agent which is capable of scavenging said oxidation product by a redox reaction or a coupling reaction; and l is 0 or 1,
- said method comprising imagewise exposing said material, fogging the exposed material, surface developing said material simultaneously with or subsequent to said fogging, and bleach fixing said material, surface developing being conducted with a color developer containing at least one hydroxylamine compound represented by the following general formula [A]: ##STR16## where R.sup.1 and R.sup.2 each represents a substituted or unsubstituted alkyl group or hydrogen atom, provided that R.sup.1 and R.sup.2 both cannot be a hydrogen atom at the same time, and may form a ring by combining with each other.
- 2. The method according to claim 1 wherein the coupler residue represented by Coup in the general formula (I) is represented by either one of the following general formulas (Ia) to (Ih): ##STR17## where R.sub.1 represents an alkyl, aryl or arylamino group; R.sub.2 represents an aryl or alkyl group;
- R.sub.3 represents an alkyl or aryl group; R.sub.4 represents an alkyl, acylamino, arylamino, arylureido or alkylureido group;
- R.sub.5 represents an acylamino group, a sulfonamide group, an alkyl group, an alkoxy group or a halogen atom;
- R.sub.7 represents an alkyl, aryl, acylamino, arylamino, alkoxy, arylureido or alkylureido group; R.sub.6 represents an alkyl or aryl group;
- R.sub.9 is an acylamino, carbamoyl or arylureido group; R.sub.8 represents a halogen atom or an alkyl, alkoxy, acylamino or sulfonamido group;
- R.sub.10 represents an amino, carbonylamido, sulfonamido or hydroxyl group;
- R.sub.11 represents a nitro group, an acylamino group, a succinimido group, a sulfonamido group, an alkoxy group, an alkyl group, a halogen atom or a cyano group;
- l represents an integer of 0-3; n represents an integer of 0-2; m represents an integer of 0 or 1, provided that when l and n are each 2 or more, R.sub.5, R.sub.8 and R.sub.11 may be the same or different.
- 3. The method according to claim 2 wherein the sum of carbon atoms in the groups represented by R.sub.1 -R.sub.11 in each of the general formulas (Ia) to (Ih) is 15-30.
- 4. The method according to claim 2 wherein the sum of carbon atoms in the groups represented by R.sub.1 -R.sub.11 in each of the general formulas (Ia) to (Ih) is no more than 15.
- 5. The method according to claim 2 wherein the coupler residue represented by Coup in the general formula (I) is a coupler residue substantially incapable of forming an image forming color dye.
- 6. The method according to claim 5 wherein said coupler residue substantially incapable of forming an image forming color dye is a releasable dye forming coupler residue wherein the sum of carbon atoms in the groups represented by R.sub.1 -R.sub.10 in each of the general formulas (Ia) to (Ih) is no more than 15.
- 7. The method according to claim 6 wherein said releasable dye forming coupler residue has at, least one substituent in either one of R.sub.1 -R.sub.11 which is selected from the group consisting of a carboxyl group, an arylsulfonamido group and an alkylsulfonamide group.
- 8. The method according to claim 1 wherein the timing group represented by Time in the general formula (I) is represented by one of the following general formulas (Ii), (Ij) and (Ik): ##STR18## where B is the atomic group necessary to complete a benzene or naphthalene ring; Y represents ##STR19## which are bound to the active site of Coup in the general formula (I); R.sub.12, R.sub.13 and R.sub.14 each represents a hydrogen atom, an alkyl group or an aryl group; and and ##STR20## is a group substituted in the position ortho or para to Y and is connected at the other end to Sc in the general formula (I); ##STR21## where Y, R.sub.12 and R.sub.13 has the same meaning as in the general formula (Ii); R.sub.15 is a hydrogen atom, an alkyl group, an aryl group, an acyl group, a sulfonyl group, an alkoxycarbonyl group or a heterocyclic residue; R.sub.16 is a hydrogen atom, a heterocyclic residue, an alkyl, aryl, alkoxy, amino, acid amido, sulfonamido, carboxyl, alkoxycarbonyl, carbamoyl or cyano group; and as in the general formula (Ii), the timing group in the general formula (Ij) has Y bound to the active site of Coup in the general formula (I) and has ##STR22## bound to Sc;
- --Nu--D--E-- (Ik)
- where Nu represents an electron-rich nucleophilic group which is bound to the active site of Coup in the general formula (I); E represents an electron-deficient electrophilic group which is bound to the hetero atom in Sc; and D represents a bonding group that relates Nu sterically to E and which, after Nu is released from Coup, undergoes a reaction accompanied by the formation of a 3- to 7-membered ring to destroy the intramolecular nucleophilic substitution, thereby releasing Sc.
- 9. The method according to claim 1 wherein the scavenger represented by Sc in the general formula (I) is of a redox type.
- 10. The method according to claim 1 wherein the sum of carbon atoms in Sc is 6-50.
- 11. The method according to claim 1 wherein the sum of carbon atoms in Sc is 6-30.
- 12. The method according to claim 1 wherein the compound represented by the general formula (I) is contained in a silver halide emulsion layer in an amount of 1.times.10.sup.-2 to 8.times.10.sup.-1 moles per mole of the coupler in said emulsion layer.
- 13. The method according to claim 1 wherein the compound represented by the general formula (I) is contained in a silver halide emulsion layer in an amount of 2.times.10.sup.-2 to 4.times.10.sup.-1 mole per mole of the coupler in said emulsion layer.
- 14. The method according to claim 1 wherein the silver halide emulsion made of silver halide is an internal latent image forming emulsion.
- 15. The method according to claim 14 wherein said internal latent image forming emulsion is made of multi-layered grains.
- 16. The method according to claim 1 wherein said silver halide is silver chloride or composed of silver chlorobromide or silver chloroiodobromide containing at least 70 mol% of AgCl.
- 17. The method according to claim 1 wherein said silver halide is silver chloride or composed of silver chlorobromide or silver chloroiodobromide containing at least 90 mol% of AgCl.
- 18. The method according to claim 1 wherein said silver halide and the compound represented by the general formula (I) are contained in the same layer.
- 19. The method according to claim 1 which further contains a compound having an azaindene ring and a heterocyclic compound having a mercapto group.
- 20. The method according to claim 1 which further contains an ultraviolet absorber.
- 21. The method according to claim 1 wherein the photographic material is color developed for no more than 1.5 minutes.
Priority Claims (1)
Number |
Date |
Country |
Kind |
1-39027 |
Feb 1989 |
JPX |
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Parent Case Info
This application is a continuation of application Ser. No. 07/482,179, filed Feb. 20, 1990, now abandoned.
US Referenced Citations (3)
Number |
Name |
Date |
Kind |
4741994 |
Ichijima et al. |
May 1988 |
|
4818668 |
Ichijima et al. |
Apr 1989 |
|
4977073 |
Ishige et al. |
Dec 1990 |
|
Foreign Referenced Citations (1)
Number |
Date |
Country |
297836 |
Jan 1989 |
EPX |
Continuations (1)
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Number |
Date |
Country |
Parent |
482179 |
Feb 1990 |
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