摘要:
A method of continuously processing an imagewise exposed silver halide photographic material using an automatic processor which has a color development bath, comprising the steps of a) developing with a color developer containing an organic preservative, and b) adding to the color developer during the continuous processing (i) a replenisher for the color developer containing a development agent and other components for the development in an amount of from 20 ml to 600 ml per m.sup.2 of the photographic material processed, and (ii) a water solution in an amount of from 0.1 to 1.2 times the amount of the developer which has evaporated from the bath at a frequency of about once per week or more often.
摘要:
A method for forming a direct positive color image by image-wise exposing to light a light-sensitive material having at least one internal latent image type silver halide emulsion layer which is unfogged and color image-forming couplers on a support; either (1) subjecting the resulting material to fogging exposure to light and/or processing it with a nucleating agent before development, and then developing the resulting material with a surface developing solution containing an aromatic primary amine type color developing agent, or (2) developing the material after the image-wise exposure with a surface developing solution containing an aromatic primary amine type color developing agent under fogging exposure and/or in the presence of a nucleating agent; and bleach-fixing the resulting material, wherein the color developing solution contains at least one compound selected from the group consisting of compounds represented by the following general formulae (I), (II), (III) and (IV): ##STR1## wherein X represents --CO--, --SO.sub.2 -- or ##STR2## and R.sup.1 and R.sup.2 represents various familiar group; ##STR3## wherein R.sup.3, R.sup.4, R.sup.5 and R.sup.6 represent various familiar groups; ##STR4## wherein R.sup.7 and R.sup.8 represent various familiar groups; ##STR5## wherein Y represents a trivalent atomic group necessary for completing a condensed ring, m represents an integer of 0 to 4, and n represents an integer of 1 to 5.Stability of the color developing solutions with time lapse is excellent, which makes stable continuous process of color photographic light-sensitive materials possible over a long period.
摘要:
A method for continuously processing silver halide color photographic materials using a roller conveyor type of an automatic developing apparatus, comprising:cleaning the entire surface of a roller located over solution surface of at least one of processing baths in the automatic developing apparatus in which at least one of said processing baths comprises the color developing bath by a rinsing water replenisher or a stabilizing replenisher as a substitute for the rinsing water replenisher, andintroducing the cleaning solution into the color developing bath containing at least one organic preservative selected from the group consisting of compounds represented by formulae (I), (II), (III) and (IV) and monosaccharides; ##STR1## wherein R.sup.11 and R.sup.12 each represents hydrogen atoms, unsubstituted or substituted alkyl groups, unsubstituted or substituted alkenyl groups, unsubstituted or substituted aryl groups or hetero aromatic groups, provided that both of R.sup.11 and R.sup.12 are not hydrogen atoms together; ##STR2## wherein R.sup.21, R.sup.22 and R.sup.23 each represents independently a hydrogen atom, an alkyl group, an aryl group or a heterocyclic group; R.sup.24 represents a hydrogen atom, a hydroxyl group, a hydrazino group, an alkyl group, an aryl group, a heterocyclic group, an alkoxy group, an aryloxy group, a carbamoyl group or an amino group; X.sup.21 represents a divalent group and n represents 0 or 1; with the proviso that when n is 0, R.sup.24 represents an alkyl group, an aryl group or a heterocyclic group; ##STR3## wherein R.sup.31, R.sup.32 and R.sup.33 each represents hydrogen atoms, alkyl groups, alkenyl groups, aryl groups, aralkyl groups or heterocyclic groups; ##STR4## wherein X.sup.41 represents a trivalent atomic group needed to complete a condensed ring and R.sup.41 and R.sup.42 each represents alkylene groups, arylene groups, alkenylene groups or aralkylene groups.
摘要:
Disclosed is a method of processing a silver halide color photographic material where an imagewise exposed silver halide color photographic material is, after color-developed, processed with a bleaching solution contains (1,3-diamino-propanetetraacetato)iron (III) complex and that, when the material is processed with the said processing solution having a fixing ability, a jet stream of the said processing solution is run against the emulsion surface of the said photographic material. By the method, rapid desilvering is possible, and the material processed is not stained.
摘要:
A method of processing a silver halide color photographic material by the steps of (a) developing an imagewise exposed silver halide color photographic material with a color developing solution substantially free from sulfite ions; and (b) immediately contacting the developed silver halide color photographic material with a bleach-fixing solution containing at least one of (i) from 1.times.10.sup.-2 mol to 2 mol of bromide ions and (ii) from 5.times.10.sup.-4 mol to 5.times.10.sup.-2 mol of iodide ions per liter.In accordance with the method of the invention, silver removal is fully accomplished and the formation of leuco dye is prevented even in rapid processing. Further, the formation of color stain is also prevented.
摘要:
The present invention relates to a method for processing a silver halide photographic light-sensitive material having at least one silver halide emulsion layer containing silver iodide with a processing solution having fixing ability after developing the light-sensitive material. The object of the present invention is to speed up the fixing process in the foregoing method and to reduce the amount of waste liquor from the fixing process. The present invention is characterized in that the processing with the processing solution having fixing ability is performed while the processing solution is brought into contact with an anion-exchange resin and that 20 to 2,000 l of the processing solution per liter of the anion-exchange resin is brought into contact with the resin.
摘要:
A method for processing an exposed silver halide color photographic material comprising the steps of:(a) color developing an exposed silver halide color photographic material;(b) bleach-fixing said developed material;(c) at least one of washing said bleach-fixed material with water and stabilizing said bleach-fixed material;(d) regenerating a portion of a solution from said step (b) for bleach-fixing to form a replenisher solution comprising at least a carbonyl bisulfite adduct; and(e) replenishing at least one solution in said bleach-fixing step (b) with said replenisher solution from step (d).
摘要:
The present invention relates to a method for bleaching a silver halide photographic light-sensitive material having at least one silver halide emulsion layer containing silver iodobromide after color-developing it. The object of the present invention is to speed up the bleaching treatment in the aforesaid method and to reduce the amount of waste liquor from the bleaching treatment. The present invention is characterized in that the bleaching is performed in the presence of a bleaching accelerator and that it is carried out while a bleaching solution is brought into contact with an anion-exchange resin.
摘要:
A method for processing a silver halide color photographic material with which edge staining and the occurrence of staining on aging after processing can be prevented, and with which the stability of the bleach-fixer can be improved, comprising color developing and bleach-fixing the photographic material, wherein the bleach-fixer contains (1) thiosulfate, (2) at least one type of compound selected from among the group of compounds represented by formulae (I) and (II): ##STR1## wherein Ra, Rb, R.sup.1 through R.sup.4, X.sup.1 and n are as defined in the specification, and (3) an adduct of bisulfite with at least one type of compound selected from among the group of compounds represented by formulae (A), (B), (C) and (D): ##STR2## wherein R.sub.1 through R.sub.11, X, Y, Z, m and n are as defined in the specification.
摘要:
A method of processing a silver halide color photographic material in which the material is, after color-developed, processed in a bath having bleaching ability and then in a bath having fixing ability, wherein a bleaching agent in the bath having bleaching ability is at least one iron(III) complex of an aminopolycarboxylic acid of the following formula (I) and the bath having fixing ability contains at least one organic phosphonic acid: ##STR1## wherein n represents 3, 4 or 5, and is preferable 3. Especially, the bleaching agent in the bath having bleaching ability comprises at least one iron(III) complex of a compound selected from the following group (A) and a (1,3-diaminopropanetetraacetato)iron(III) complex in a molar proportion of the former to the latter of being 3 or less, and ammonium ion accounts for 90 mol % or more of the sum of the alkali metal ions and ammonium ion in the bath having fixing ability; Group (A): A-1: Ethylenediaminetetraacetic Acid A-2: Diethylenetriaminepentaacetic Acid A-3: 1,2-Cyclohexanediaminetetraacetic Acid A-4: 1,2-Propylenediaminetetraacetic Acid. According to the method, rapid desilvering is effected, the stability of the fixing agent is improved, bleaching fog is inhibited, the fixing speed is elevated, and the storage stability of the images formed in the material processed is improved.