BE637793A - - Google Patents

Info

Publication number
BE637793A
BE637793A BE637793DA BE637793A BE 637793 A BE637793 A BE 637793A BE 637793D A BE637793D A BE 637793DA BE 637793 A BE637793 A BE 637793A
Authority
BE
Belgium
Application number
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.)
Publication of BE637793A publication Critical patent/BE637793A/xx

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
    • 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
    • C09B35/04—Disazo dyes characterised by the tetrazo component the tetrazo component being a benzene derivative
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
BE637793D 1962-09-24 BE637793A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB36242/62A GB1028562A (en) 1962-09-24 1962-09-24 Disazo dyestuffs and their use in colour photography

Publications (1)

Publication Number Publication Date
BE637793A true BE637793A (de)

Family

ID=10386298

Family Applications (1)

Application Number Title Priority Date Filing Date
BE637793D BE637793A (de) 1962-09-24

Country Status (5)

Country Link
US (1) US3287132A (de)
BE (1) BE637793A (de)
CH (1) CH440962A (de)
DE (1) DE1252058B (de)
GB (1) GB1028562A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH440965A (de) * 1964-02-13 1967-07-31 Ciba Geigy Photographisches Material für das Silberfarbbleichverfahren
US3503741A (en) * 1966-11-04 1970-03-31 Eastman Kodak Co Silver-dye-bleach process utilizing formazan dyes

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA479607A (en) * 1951-12-18 Gaspar Bela Azo dyes for color photography
US1975609A (en) * 1931-11-06 1934-10-02 Ici Ltd Azo dye and method for its preparation
GB615606A (en) * 1946-12-30 1949-01-07 Walter Francis Beech New azo dyestuffs
BE488200A (de) * 1948-04-02
US2779758A (en) * 1951-09-04 1957-01-29 Saul & Co Chromable disazo dyestuffs
BE567189A (de) * 1957-04-29
BE606364A (de) * 1960-07-22

Also Published As

Publication number Publication date
US3287132A (en) 1966-11-22
CH440962A (de) 1967-07-31
GB1028562A (en) 1966-05-04
DE1252058B (de)

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