CH451702A - Photographic light-sensitive material for the silver dye bleaching process - Google Patents

Photographic light-sensitive material for the silver dye bleaching process

Info

Publication number
CH451702A
CH451702A CH107665A CH107665A CH451702A CH 451702 A CH451702 A CH 451702A CH 107665 A CH107665 A CH 107665A CH 107665 A CH107665 A CH 107665A CH 451702 A CH451702 A CH 451702A
Authority
CH
Switzerland
Prior art keywords
sensitive material
photographic light
bleaching process
silver dye
dye bleaching
Prior art date
Application number
CH107665A
Other languages
German (de)
Inventor
Bernhard Dr Seidel
Oskar Dr Riester
Original Assignee
Agfa Gevaert Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Agfa Gevaert Ag filed Critical Agfa Gevaert Ag
Publication of CH451702A publication Critical patent/CH451702A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/10—The polymethine chain containing an even number of >CH- groups
    • C09B23/105—The polymethine chain containing an even number of >CH- groups two >CH- groups
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/10—The polymethine chain containing an even number of >CH- groups
    • C09B23/107—The polymethine chain containing an even number of >CH- groups four >CH- groups
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/02—Disazo dyes
    • C09B35/021—Disazo dyes characterised by two coupling components of the same type
    • C09B35/023—Disazo dyes characterised by two coupling components of the same type in which the coupling component is a hydroxy or polyhydroxy compound
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/02—Disazo dyes
    • C09B35/039—Disazo dyes characterised by the tetrazo component
    • C09B35/08—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl
    • C09B35/10—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl from two coupling components of the same type
    • C09B35/16—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl from two coupling components of the same type from hydroxy-amines
    • 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
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/08—Sensitivity-increasing substances
    • G03C1/10—Organic substances
    • G03C1/12—Methine and polymethine dyes
    • G03C1/22—Methine and polymethine dyes with an even number of CH groups
    • 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
    • G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
    • G03C7/28—Silver dye bleach processes; Materials therefor; Preparing or processing such materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
CH107665A 1964-02-13 1965-01-26 Photographic light-sensitive material for the silver dye bleaching process CH451702A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEA0045221 1964-02-13
DEA47431A DE1213240B (en) 1964-02-13 1964-10-24 Light-sensitive photographic material with at least one optically sensitized halogen silver emulsion layer containing at least one azo dye for the silver dye bleaching process

Publications (1)

Publication Number Publication Date
CH451702A true CH451702A (en) 1968-05-15

Family

ID=25964009

Family Applications (1)

Application Number Title Priority Date Filing Date
CH107665A CH451702A (en) 1964-02-13 1965-01-26 Photographic light-sensitive material for the silver dye bleaching process

Country Status (6)

Country Link
US (1) US3401404A (en)
BE (1) BE659657A (en)
CH (1) CH451702A (en)
DE (1) DE1213240B (en)
FR (1) FR1428104A (en)
GB (1) GB1078227A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1522390A1 (en) * 1966-07-16 1969-07-24 Agfa Gevaert Ag Sensitization of photographic silver halide coatings to the silver dye bleaching process
GB1239017A (en) * 1968-02-22 1971-07-14
BE757069A (en) * 1969-10-03 1971-03-16 Eastman Kodak Co PHOTOCONDUCTIVE COMPOSITION CONTAINING A SENSITIZING DYE AND PRODUCT CONTAINING IT
DE2060614C3 (en) * 1970-12-09 1980-06-19 Bayer Ag, 5090 Leverkusen 9a-methyl-23,9,9a-tetrahydrooxazolo- [3,2, -a] indoles
DE2060615A1 (en) * 1970-12-09 1972-06-15 Bayer Ag Heterocyclic compounds and their uses
JP2739352B2 (en) * 1989-09-22 1998-04-15 住化ファインケム株式会社 Methine compounds and their uses

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE488200A (en) * 1948-04-02
BE500404A (en) * 1950-01-06
NL246035A (en) * 1958-12-04

Also Published As

Publication number Publication date
GB1078227A (en) 1967-08-09
DE1213240B (en) 1966-03-24
FR1428104A (en) 1966-02-11
BE659657A (en) 1965-08-12
US3401404A (en) 1968-09-10

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