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AT260691B - Photographic materials for the silver dye bleaching process - Google Patents

Photographic materials for the silver dye bleaching process

Info

Publication number
AT260691B
AT260691B AT1082365A AT1082365A AT260691B AT 260691 B AT260691 B AT 260691B AT 1082365 A AT1082365 A AT 1082365A AT 1082365 A AT1082365 A AT 1082365A AT 260691 B AT260691 B AT 260691B
Authority
AT
Austria
Prior art keywords
photographic materials
bleaching process
silver dye
dye bleaching
silver
Prior art date
Application number
AT1082365A
Other languages
German (de)
Original Assignee
Ciba Geigy
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 Ciba Geigy filed Critical Ciba Geigy
Application granted granted Critical
Publication of AT260691B publication Critical patent/AT260691B/en

Links

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
    • 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
    • G03C7/29—Azo dyes therefor
    • 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
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/12—Preparation of azo dyes from other azo compounds by acylation of amino 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
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/12—Preparation of azo dyes from other azo compounds by acylation of amino groups
    • C09B43/136—Preparation of azo dyes from other azo compounds by acylation of amino groups with polyfunctional acylating agents
    • C09B43/145—Preparation of azo dyes from other azo compounds by acylation of amino groups with polyfunctional acylating agents with polycarboxylic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Paper (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
AT1082365A 1964-12-02 1965-12-01 Photographic materials for the silver dye bleaching process AT260691B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1550664A CH448739A (en) 1964-12-02 1964-12-02 Photographic material for the silver dye bleaching process

Publications (1)

Publication Number Publication Date
AT260691B true AT260691B (en) 1968-03-11

Family

ID=4409627

Family Applications (1)

Application Number Title Priority Date Filing Date
AT1082365A AT260691B (en) 1964-12-02 1965-12-01 Photographic materials for the silver dye bleaching process

Country Status (8)

Country Link
US (1) US3443953A (en)
AT (1) AT260691B (en)
BE (1) BE673012A (en)
CH (1) CH448739A (en)
DE (1) DE1472811C3 (en)
ES (1) ES320264A1 (en)
GB (1) GB1094956A (en)
NL (1) NL148164B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH492234A (en) * 1967-06-07 1970-06-15 Ciba Geigy Photographic material
CH493003A (en) * 1967-09-01 1970-06-30 Ciba Geigy Photographic material
CH488212A (en) * 1967-09-01 1970-03-31 Ciba Geigy Photographic material
US3877949A (en) * 1968-02-15 1975-04-15 Ciba Geigy Ag Photographic material for the silver dyestuff bleaching process
JP2008517127A (en) * 2004-10-18 2008-05-22 チバ スペシャルティ ケミカルズ ホールディング インコーポレーテッド 4,4'-diazobenzanilide dye

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR956677A (en) * 1941-03-22 1950-02-02

Also Published As

Publication number Publication date
DE1472811A1 (en) 1969-01-30
CH448739A (en) 1967-12-15
NL6515630A (en) 1966-06-03
DE1472811C3 (en) 1975-12-18
GB1094956A (en) 1967-12-13
US3443953A (en) 1969-05-13
BE673012A (en) 1966-05-31
DE1472811B2 (en) 1975-04-17
ES320264A1 (en) 1966-09-01
NL148164B (en) 1975-12-15

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