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NL140346B - PROCEDURE FOR BLEACHING ONE OR MORE AZO DYE MATERIALS IN THE SILVER DYE BLEACHING PROCESS, AS WELL AS THE IMAGE-LIGHTED, DEVELOPED AND FIXED PHOTOGRAPHIC MATERIAL BLEACHED BY THIS PROCESS. - Google Patents

PROCEDURE FOR BLEACHING ONE OR MORE AZO DYE MATERIALS IN THE SILVER DYE BLEACHING PROCESS, AS WELL AS THE IMAGE-LIGHTED, DEVELOPED AND FIXED PHOTOGRAPHIC MATERIAL BLEACHED BY THIS PROCESS.

Info

Publication number
NL140346B
NL140346B NL63297895A NL297895A NL140346B NL 140346 B NL140346 B NL 140346B NL 63297895 A NL63297895 A NL 63297895A NL 297895 A NL297895 A NL 297895A NL 140346 B NL140346 B NL 140346B
Authority
NL
Netherlands
Prior art keywords
bleaching
lighted
developed
procedure
image
Prior art date
Application number
NL63297895A
Other languages
Dutch (nl)
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
Publication of NL140346B publication Critical patent/NL140346B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D241/00—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
    • C07D241/36—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings condensed with carbocyclic rings or ring systems
    • C07D241/38—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings condensed with carbocyclic rings or ring systems with only hydrogen or carbon atoms directly attached to the ring nitrogen atoms
    • 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
    • C09B17/00—Azine 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
    • C09B35/023—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
    • C09B39/00—Other azo dyes prepared by diazotising and coupling
    • 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
    • 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
    • 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)
  • Plural Heterocyclic Compounds (AREA)
  • Detergent Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NL63297895A 1962-09-14 1963-09-13 PROCEDURE FOR BLEACHING ONE OR MORE AZO DYE MATERIALS IN THE SILVER DYE BLEACHING PROCESS, AS WELL AS THE IMAGE-LIGHTED, DEVELOPED AND FIXED PHOTOGRAPHIC MATERIAL BLEACHED BY THIS PROCESS. NL140346B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1092862A CH424475A (en) 1962-09-14 1962-09-14 Use of azine compounds as color bleaching catalysts for the silver color bleaching process

Publications (1)

Publication Number Publication Date
NL140346B true NL140346B (en) 1973-11-15

Family

ID=4368286

Family Applications (2)

Application Number Title Priority Date Filing Date
NL297895D NL297895A (en) 1962-09-14
NL63297895A NL140346B (en) 1962-09-14 1963-09-13 PROCEDURE FOR BLEACHING ONE OR MORE AZO DYE MATERIALS IN THE SILVER DYE BLEACHING PROCESS, AS WELL AS THE IMAGE-LIGHTED, DEVELOPED AND FIXED PHOTOGRAPHIC MATERIAL BLEACHED BY THIS PROCESS.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL297895D NL297895A (en) 1962-09-14

Country Status (8)

Country Link
US (1) US3318700A (en)
AT (1) AT243081B (en)
BE (1) BE637277A (en)
CH (1) CH424475A (en)
DE (1) DE1167652B (en)
ES (1) ES291630A1 (en)
GB (1) GB1026779A (en)
NL (2) NL140346B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH433980A (en) * 1964-07-07 1967-04-15 Ciba Geigy Use of acylamino compounds as color bleaching catalysts for the silver color bleaching process
CH440968A (en) * 1964-11-20 1967-07-31 Ciba Geigy Use of organic compounds as color bleaching catalysts for the silver color bleaching process
DE1285308B (en) * 1965-10-15 1968-12-12 Agfa Gevaert Ag Photographic material
US3414411A (en) * 1965-12-10 1968-12-03 Eastman Kodak Co Dye bleach process
DE1270949B (en) * 1966-09-21 1968-06-20 Agfa Gevaert Ag Aqueous dye bleach bath for the silver dye bleaching process

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2410025A (en) * 1936-12-14 1946-10-29 Chromogen Inc Production of colored photographic pictures
BE504761A (en) * 1950-07-22

Also Published As

Publication number Publication date
DE1167652B (en) 1964-04-09
ES291630A1 (en) 1964-02-16
CH424475A (en) 1966-11-15
GB1026779A (en) 1966-04-20
BE637277A (en)
US3318700A (en) 1967-05-09
NL297895A (en)
AT243081B (en) 1965-10-25

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