CH378678A - Photographisches Material für das Silberfarbbleichverfahren - Google Patents

Photographisches Material für das Silberfarbbleichverfahren

Info

Publication number
CH378678A
CH378678A CH7553159A CH7553159A CH378678A CH 378678 A CH378678 A CH 378678A CH 7553159 A CH7553159 A CH 7553159A CH 7553159 A CH7553159 A CH 7553159A CH 378678 A CH378678 A CH 378678A
Authority
CH
Switzerland
Prior art keywords
photographic material
bleaching process
silver dye
dye bleaching
silver
Prior art date
Application number
CH7553159A
Other languages
English (en)
Inventor
Paul Dr Dreyfuss
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
Priority to BE592770D priority Critical patent/BE592770A/xx
Priority to NL253577D priority patent/NL253577A/xx
Application filed by Ciba Geigy filed Critical Ciba Geigy
Priority to CH7553159A priority patent/CH378678A/de
Priority to FR831267A priority patent/FR1261090A/fr
Priority to US41267A priority patent/US3183225A/en
Priority to GB23841/60A priority patent/GB913860A/en
Priority to ES0259537A priority patent/ES259537A1/es
Priority to DEC21880A priority patent/DE1205387B/de
Publication of CH378678A publication Critical patent/CH378678A/de

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
    • 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
    • C09B43/124—Preparation of azo dyes from other azo compounds by acylation of amino groups with monocarboxylic acids, carbamic esters or halides, mono- isocyanates, or haloformic acid esters
    • C09B43/132—Preparation of azo dyes from other azo compounds by acylation of amino groups with monocarboxylic acids, carbamic esters or halides, mono- isocyanates, or haloformic acid esters having the carboxylic group directly attached to an aromatic carbocyclic ring
    • 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
    • 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
    • C09B35/025—Disazo dyes characterised by two coupling components of the same type in which the coupling component is an amine or polyamine
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Indole Compounds (AREA)
CH7553159A 1959-07-09 1959-07-09 Photographisches Material für das Silberfarbbleichverfahren CH378678A (de)

Priority Applications (8)

Application Number Priority Date Filing Date Title
BE592770D BE592770A (de) 1959-07-09
NL253577D NL253577A (de) 1959-07-09
CH7553159A CH378678A (de) 1959-07-09 1959-07-09 Photographisches Material für das Silberfarbbleichverfahren
FR831267A FR1261090A (fr) 1959-07-09 1960-06-27 Nouveaux colorants, en particulier pour produits servant à la photographie en couleurs et leur procédé de préparation
US41267A US3183225A (en) 1959-07-09 1960-07-07 Water soluble urea obtained by condensing phosgene with an azo dye
GB23841/60A GB913860A (en) 1959-07-09 1960-07-07 New azo dyes and their use in colour photography
ES0259537A ES259537A1 (es) 1959-07-09 1960-07-08 Procedimiento para la preparaciën de nuevos colorantes, especialmente para material fotografico en colores
DEC21880A DE1205387B (de) 1959-07-09 1960-07-08 Photographisches Material fuer das Silberfarbbleichverfahren

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH7553159A CH378678A (de) 1959-07-09 1959-07-09 Photographisches Material für das Silberfarbbleichverfahren

Publications (1)

Publication Number Publication Date
CH378678A true CH378678A (de) 1964-06-15

Family

ID=4534231

Family Applications (1)

Application Number Title Priority Date Filing Date
CH7553159A CH378678A (de) 1959-07-09 1959-07-09 Photographisches Material für das Silberfarbbleichverfahren

Country Status (7)

Country Link
US (1) US3183225A (de)
BE (1) BE592770A (de)
CH (1) CH378678A (de)
DE (1) DE1205387B (de)
ES (1) ES259537A1 (de)
GB (1) GB913860A (de)
NL (1) NL253577A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4235957A (en) * 1979-01-25 1980-11-25 Eastman Kodak Company Thermal silver-dye bleach element and process
DE3030196A1 (de) * 1980-08-09 1982-03-25 Sandoz-Patent-GmbH, 7850 Lörrach Organische verbindungen, verfahren zur herstellung und verwendung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE260999C (de) *
BE420177A (de) * 1936-02-21
USRE23357E (en) * 1939-08-28 1951-04-17 Processes for producing same
US2681856A (en) * 1949-04-04 1954-06-22 Gaspar Photographic material and process for making an azo dye bleachout image
US2778817A (en) * 1953-12-24 1957-01-22 Saul & Co Polyazo dyestuffs
US2887477A (en) * 1955-09-07 1959-05-19 Eastman Kodak Co 2-hydroxy-5-methylsulfonylphenylazodiphenylamine compounds
US2795577A (en) * 1956-07-06 1957-06-11 Althouse Chemical Co Disazo compounds
US2852502A (en) * 1956-09-11 1958-09-16 American Cyanamid Co Half metal complexes of acylacetonitrile azo dyes containing the sulfonamide group

Also Published As

Publication number Publication date
US3183225A (en) 1965-05-11
DE1205387B (de) 1965-11-18
NL253577A (de)
BE592770A (de)
GB913860A (en) 1962-12-28
ES259537A1 (es) 1961-01-16

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