CH425463A - Photographische Schicht für das Silberfarbbleichverfahren - Google Patents

Photographische Schicht für das Silberfarbbleichverfahren

Info

Publication number
CH425463A
CH425463A CH245462A CH245462A CH425463A CH 425463 A CH425463 A CH 425463A CH 245462 A CH245462 A CH 245462A CH 245462 A CH245462 A CH 245462A CH 425463 A CH425463 A CH 425463A
Authority
CH
Switzerland
Prior art keywords
bleaching process
photographic layer
silver dye
dye bleaching
silver
Prior art date
Application number
CH245462A
Other languages
English (en)
Inventor
Rudolf Dr Mory
Walter Dr Anderau
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 NL289528D priority Critical patent/NL289528A/xx
Priority to BE628979D priority patent/BE628979A/xx
Application filed by Ciba Geigy filed Critical Ciba Geigy
Priority to CH245462A priority patent/CH425463A/de
Priority to FR924544A priority patent/FR1346870A/fr
Priority to US258622A priority patent/US3178291A/en
Priority to GB7289/63A priority patent/GB1015025A/en
Priority to DEC29263A priority patent/DE1156311B/de
Priority to ES285554A priority patent/ES285554A1/es
Publication of CH425463A publication Critical patent/CH425463A/de

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
    • C09B43/136—Preparation of azo dyes from other azo compounds by acylation of amino groups with polyfunctional acylating agents
    • C09B43/16—Preparation of azo dyes from other azo compounds by acylation of amino groups with polyfunctional acylating agents linking amino-azo or cyanuric acid residues
    • 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
    • C09B62/00—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves
    • C09B62/02—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves with the reactive group directly attached to a heterocyclic ring
    • C09B62/04—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves with the reactive group directly attached to a heterocyclic ring to a triazine ring
    • C09B62/08—Azo dyes
    • C09B62/09—Disazo or polyazo dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Coloring (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Paper (AREA)
CH245462A 1962-02-28 1962-02-28 Photographische Schicht für das Silberfarbbleichverfahren CH425463A (de)

Priority Applications (8)

Application Number Priority Date Filing Date Title
NL289528D NL289528A (de) 1962-02-28
BE628979D BE628979A (de) 1962-02-28
CH245462A CH425463A (de) 1962-02-28 1962-02-28 Photographische Schicht für das Silberfarbbleichverfahren
FR924544A FR1346870A (fr) 1962-02-28 1963-02-12 Articles photographiques pour le procédé de décoloration à l'argent
US258622A US3178291A (en) 1962-02-28 1963-02-14 Photographic material for the silver dyestuff bleaching method
GB7289/63A GB1015025A (en) 1962-02-28 1963-02-22 Photographic material for the silver dyestuff bleaching method
DEC29263A DE1156311B (de) 1962-02-28 1963-02-27 Photographische Materialien fuer das Silberfarbbleichverfahren
ES285554A ES285554A1 (es) 1962-02-28 1963-02-27 Procedimiento para la preparación de materiales fotográficos

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH245462A CH425463A (de) 1962-02-28 1962-02-28 Photographische Schicht für das Silberfarbbleichverfahren

Publications (1)

Publication Number Publication Date
CH425463A true CH425463A (de) 1966-11-30

Family

ID=4234184

Family Applications (1)

Application Number Title Priority Date Filing Date
CH245462A CH425463A (de) 1962-02-28 1962-02-28 Photographische Schicht für das Silberfarbbleichverfahren

Country Status (7)

Country Link
US (1) US3178291A (de)
BE (1) BE628979A (de)
CH (1) CH425463A (de)
DE (1) DE1156311B (de)
ES (1) ES285554A1 (de)
GB (1) GB1015025A (de)
NL (1) NL289528A (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL301600A (de) * 1962-12-11
CH428434A (de) * 1963-12-20 1967-01-15 Ciba Geigy Photographisches lichtempfindliches Material
CH440967A (de) * 1964-11-09 1967-07-31 Ciba Geigy Photographisches Material für das Silberfarbbleichverfahren
DE1285308B (de) * 1965-10-15 1968-12-12 Agfa Gevaert Ag Photographisches Material
CH493003A (de) * 1967-09-01 1970-06-30 Ciba Geigy Photographisches Material
US4235957A (en) * 1979-01-25 1980-11-25 Eastman Kodak Company Thermal silver-dye bleach element and process

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2612496A (en) * 1948-04-02 1952-09-30 Gaspar Acid azo dyes
US2844574A (en) * 1953-06-03 1958-07-22 Azo dyes and their method of
US2835663A (en) * 1954-05-21 1958-05-20 Saul & Co Copperable disazo dyestuffs

Also Published As

Publication number Publication date
US3178291A (en) 1965-04-13
BE628979A (de) 1963-08-27
GB1015025A (en) 1965-12-31
DE1156311B (de) 1963-10-24
ES285554A1 (es) 1963-08-01
NL289528A (de)

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