CH421705A - Photographische Schicht für das Silberfarbbleichverfahren - Google Patents

Photographische Schicht für das Silberfarbbleichverfahren

Info

Publication number
CH421705A
CH421705A CH436762A CH436762A CH421705A CH 421705 A CH421705 A CH 421705A CH 436762 A CH436762 A CH 436762A CH 436762 A CH436762 A CH 436762A CH 421705 A CH421705 A CH 421705A
Authority
CH
Switzerland
Prior art keywords
bleaching process
photographic layer
silver dye
dye bleaching
silver
Prior art date
Application number
CH436762A
Other languages
German (de)
English (en)
Inventor
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 BE630637D priority Critical patent/BE630637A/xx
Priority to NL291335D priority patent/NL291335A/xx
Application filed by Ciba Geigy filed Critical Ciba Geigy
Priority to CH436762A priority patent/CH421705A/de
Priority to US269199A priority patent/US3304181A/en
Priority to GB13503/63A priority patent/GB980399A/en
Priority to FR930472A priority patent/FR1358695A/fr
Priority to ES286920A priority patent/ES286920A1/es
Priority to DEC29608A priority patent/DE1166621B/de
Publication of CH421705A publication Critical patent/CH421705A/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
    • 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
    • C09B35/08—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl
    • 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
    • C09B35/08—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl
    • C09B35/20—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl from two coupling compounds of different types
    • 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
    • C09B45/00—Complex metal compounds of azo dyes
    • C09B45/02—Preparation from dyes containing in o-position a hydroxy group and in o'-position hydroxy, alkoxy, carboxyl, amino or keto groups
    • C09B45/24—Disazo or polyazo compounds
    • 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

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Coloring (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
CH436762A 1962-04-10 1962-04-10 Photographische Schicht für das Silberfarbbleichverfahren CH421705A (de)

Priority Applications (8)

Application Number Priority Date Filing Date Title
BE630637D BE630637A (US07943777-20110517-C00090.png) 1962-04-10
NL291335D NL291335A (US07943777-20110517-C00090.png) 1962-04-10
CH436762A CH421705A (de) 1962-04-10 1962-04-10 Photographische Schicht für das Silberfarbbleichverfahren
US269199A US3304181A (en) 1962-04-10 1963-03-29 Photographic materials for the silver dyestuff bleaching process
GB13503/63A GB980399A (en) 1962-04-10 1963-04-04 Photographic materials for the silver dyestuff bleaching process
FR930472A FR1358695A (fr) 1962-04-10 1963-04-04 Articles photographiques utilisables dans le procédé de décoloration à l'argent
ES286920A ES286920A1 (es) 1962-04-10 1963-04-09 Método para la preparación de materiales fotográficos a tratar por el procedimiento de blanqueo de color argéntico
DEC29608A DE1166621B (de) 1962-04-10 1963-04-09 Photographische Materialien fuer das Silberfarbbleichverfahren

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH436762A CH421705A (de) 1962-04-10 1962-04-10 Photographische Schicht für das Silberfarbbleichverfahren

Publications (1)

Publication Number Publication Date
CH421705A true CH421705A (de) 1966-09-30

Family

ID=4274773

Family Applications (1)

Application Number Title Priority Date Filing Date
CH436762A CH421705A (de) 1962-04-10 1962-04-10 Photographische Schicht für das Silberfarbbleichverfahren

Country Status (7)

Country Link
US (1) US3304181A (US07943777-20110517-C00090.png)
BE (1) BE630637A (US07943777-20110517-C00090.png)
CH (1) CH421705A (US07943777-20110517-C00090.png)
DE (1) DE1166621B (US07943777-20110517-C00090.png)
ES (1) ES286920A1 (US07943777-20110517-C00090.png)
GB (1) GB980399A (US07943777-20110517-C00090.png)
NL (1) NL291335A (US07943777-20110517-C00090.png)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3775573D1 (de) * 1986-02-11 1992-02-13 Ilford Ag Photographisches material fuer das silberfarbbleichverfahren.

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB541073A (en) * 1940-04-09 1941-11-12 Eastman Kodak Co Process of colour photography and materials therefor
US2294892A (en) * 1940-05-07 1942-09-08 Eastman Kodak Co Dye for photographic layers
US2294893A (en) * 1940-05-07 1942-09-08 Eastman Kodak Co Dye for photographic layers
BE488200A (US07943777-20110517-C00090.png) * 1948-04-02
US2704710A (en) * 1950-04-18 1955-03-22 Gen Aniline & Film Corp Precipitation of azo dyes in silver halide emulsions by means of guanidine and biguanide compounds containing long alkyl chains
BE591759A (US07943777-20110517-C00090.png) * 1959-06-12
NL262127A (US07943777-20110517-C00090.png) * 1960-03-09

Also Published As

Publication number Publication date
BE630637A (US07943777-20110517-C00090.png)
US3304181A (en) 1967-02-14
NL291335A (US07943777-20110517-C00090.png)
DE1166621B (de) 1964-03-26
GB980399A (en) 1965-01-13
ES286920A1 (es) 1963-12-01

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