Classifications

• • G—PHYSICS
  • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
  • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
  • G03C1/00—Photosensitive materials
  • G03C1/76—Photosensitive materials characterised by the base or auxiliary layers
  • G03C1/825—Photosensitive materials characterised by the base or auxiliary layers characterised by antireflection means or visible-light filtering means, e.g. antihalation
  • G03C1/83—Organic dyestuffs therefor
  • G03C1/832—Methine or polymethine dyes

Definitions

• alkyl group examples include methyl, ethyl and propyl groups; and the substituents of the alkyl group are preferably a sulfonic acid group, a carboxylic acid group and a hydroxyl group.
• the divalent linking group is preferably -O-, -NHCO-, -NHSO2-, -NHCO2-, -NHCONH-, -COO-, -CO- or -SO2-.
• dyes of formula (I) and (II) for use in the present invention are shown below, which, however, are not limiting:
• Compounds of formula (I) and (II) for use in the present invention can be produced according to the descriptions of JP-A-62-123454, JP-A-64-33547 and JP-A-3-171136.
• the silver halide emulsion to be used in the present invention may comprise any composition of silver bromide, silver chlorobromide or silver iodochlorobromide having a silver chloride content of 50 mol% or less.
• it is silver chlorobromide having a silver chloride content of 50 mol% or less, especially preferably from 5 mol% to 40 mol%.
• a method of varying the addition speed of silver halide and alkali halides in accordance with the growing speed of the grains to be formed as described in British Patent 1,535,016 and JP-B-48-36890 and JP-B-52-16364, and a method of varying the concentrations of the aqueous solutions to be reacted, as described in U.S. Patent 4,242,445 and JP-A-55-158124, are preferably employed so as to rapidly grow the silver halide grains within a range not exceeding the critical saturation thereof.
• the amount of the gold sensitizer to be added varies depending upon the various conditions for the sensitization, and it is generally preferably from 1 ⁇ 10 ⁇ 7 mol to 5 ⁇ 10 ⁇ 4 mol per mol of the silver halide to be sensitized therewith.
• the photographic material of the present invention may contain various compounds for the purpose of preventing fogging of the material and stabilizing its photographic properties during manufacture, storage or processing.
• various compounds known as an antifoggant or stabilizer may be used for this purpose, including azoles such as benzothiazolium salts, nitroimidazoles, chlorobenzimidazoles , bromobenzimidazoles, mercaptothiazoles, mercaptobenzothiazoles, mercaptothiadiazoles, aminotriazoles, benzothiazoles and nitrobenzotriazoles; mercaptopyrimidines; mercaptotriazines; thioketo compounds such as oxazolinethione; azaindenes such as triazaindenes, tetrazaindenes (especially, 4-hydroxy-substituted (1,3,3a,7)tetrazaindenes); and pentazaindenes; benzenethiosulfonic acids, benzene
• the developer for use in the present invention may also contain the compounds described in JP-A-56-24347 as a silver stain inhibitor; the compounds described in JP-A-62-212651 as a development unevenness inhibitor, and the compounds described in JP-A-61-267759 as a dissolution aid.
• the temperature and time for development and fixation are approximately from 25°C to 50°C and each 25 seconds or less, preferably from 30°C to 40°C and each from 4 to 15 seconds.

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• Chemical & Material Sciences (AREA)
• Engineering & Computer Science (AREA)
• Materials Engineering (AREA)
• Physics & Mathematics (AREA)
• General Physics & Mathematics (AREA)
• Silver Salt Photography Or Processing Solution Therefor (AREA)

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Publications (1)

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Cited By (7)

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Citations (6)

• 1992
  • 1992-04-30 JP JP11163492A patent/JPH05307233A/ja active Pending
• 1993
  • 1993-04-27 EP EP93106833A patent/EP0568022A1/de not_active Withdrawn

Patent Citations (6)

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