FR1284463A - Photographic product for the so-called silver discoloration process - Google Patents

Photographic product for the so-called silver discoloration process

Info

Publication number
FR1284463A
FR1284463A FR856470A FR856470A FR1284463A FR 1284463 A FR1284463 A FR 1284463A FR 856470 A FR856470 A FR 856470A FR 856470 A FR856470 A FR 856470A FR 1284463 A FR1284463 A FR 1284463A
Authority
FR
France
Prior art keywords
photographic product
called silver
silver discoloration
discoloration process
called
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
FR856470A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Novartis AG
BASF Schweiz AG
Original Assignee
Ciba Geigy AG
Ciba AG
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 claimed from CH337760A external-priority patent/CH392257A/en
Application filed by Ciba Geigy AG, Ciba AG filed Critical Ciba Geigy AG
Priority to FR856470A priority Critical patent/FR1284463A/en
Application granted granted Critical
Publication of FR1284463A publication Critical patent/FR1284463A/en
Expired legal-status Critical Current

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
    • C09B35/38—Trisazo dyes ot the type
    • C09B35/48—Trisazo dyes ot the type the component K being heterocyclic
    • 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
    • C09B33/00—Disazo and polyazo dyes of the types A->K<-B, A->B->K<-C, or the like, 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
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B 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
    • 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
    • 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
    • C09B35/205—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of a diaryl- or triaryl- alkane or-alkene
    • C09B35/21—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of a diaryl- or triaryl- alkane or-alkene of diarylmethane or triarylmethane
    • 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
    • C09B35/28—Disazo dyes characterised by the tetrazo component the tetrazo component containing two aryl nuclei linked by at least one of the groups —CON<, —SO2N<, —SO2—, or —SO2—O—
    • 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
    • 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
    • C09B43/14—Preparation of azo dyes from other azo compounds by acylation of amino groups with polyfunctional acylating agents with phosgene or thiophosgene
    • 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)
FR856470A 1960-03-25 1961-03-22 Photographic product for the so-called silver discoloration process Expired FR1284463A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR856470A FR1284463A (en) 1960-03-25 1961-03-22 Photographic product for the so-called silver discoloration process

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH337760A CH392257A (en) 1960-03-25 1960-03-25 Photographic material for the silver dye bleaching process
FR856470A FR1284463A (en) 1960-03-25 1961-03-22 Photographic product for the so-called silver discoloration process

Publications (1)

Publication Number Publication Date
FR1284463A true FR1284463A (en) 1962-02-09

Family

ID=25692861

Family Applications (1)

Application Number Title Priority Date Filing Date
FR856470A Expired FR1284463A (en) 1960-03-25 1961-03-22 Photographic product for the so-called silver discoloration process

Country Status (1)

Country Link
FR (1) FR1284463A (en)

Similar Documents

Publication Publication Date Title
FR1284462A (en) Photographic layers for the silver discoloration process
CH417538A (en) Process for obtaining tiny capsules
FR1311546A (en) Photographic layers for the silver discoloration process
FR1341169A (en) Process for obtaining polychrome images using the silver discoloration process
FR93451E (en) A process for the manufacture of a 2- (tetrahydronaphthyl-1 &#39;) - amino-imidazoline.
FR1284463A (en) Photographic product for the so-called silver discoloration process
OA00939A (en) Process for the preparation of amino-isoxazoles.
FR1474227A (en) Photographic article for the silver discoloration process and its production process
FR1449357A (en) Photographic articles for the silver discoloration process
FR1454112A (en) Photographic preparations for the silver discoloration process
FR1335460A (en) Process for the preparation of 1, 2, 3-trichloro-butene-3 from 1, 3-dichlorobutene-2
FR1419321A (en) Photographic preparations for the silver discoloration process
FR1292672A (en) Photographic layers for the silver discoloration process
BE606723A (en) Process for the manufacture of eupolyoxymethylenes.
FR1464177A (en) Photographic articles for the silver discoloration process
FR1305111A (en) Photographic layers for the silver discoloration process
FR1342619A (en) Photographic articles for the silver discoloration process
FR1346870A (en) Photographic articles for the silver discoloration process
FR1375598A (en) Photographic articles for the silver discoloration process
FR1450272A (en) Special catalysts for the photographic silver discoloration process
FR1369923A (en) Process for obtaining polychrome images using the silver discoloration process
FR1447491A (en) Discoloration catalysts for the photographic silver discoloration process
FR1317394A (en) Photographic layers for the silver discoloration process
FR1339016A (en) Photographic layers for the silver discoloration process
FR1311685A (en) Photographic layers for the silver discoloration process