FR1435543A - Photographic articles for the silver discoloration process - Google Patents

Photographic articles for the silver discoloration process

Info

Publication number
FR1435543A
FR1435543A FR19117A FR19117A FR1435543A FR 1435543 A FR1435543 A FR 1435543A FR 19117 A FR19117 A FR 19117A FR 19117 A FR19117 A FR 19117A FR 1435543 A FR1435543 A FR 1435543A
Authority
FR
France
Prior art keywords
silver discoloration
discoloration process
photographic articles
photographic
articles
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
FR19117A
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 CH719564A external-priority patent/CH433979A/en
Application filed by Ciba Geigy AG, Ciba AG filed Critical Ciba Geigy AG
Priority to FR19117A priority Critical patent/FR1435543A/en
Application granted granted Critical
Publication of FR1435543A publication Critical patent/FR1435543A/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
    • 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
    • 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
    • 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
    • C09B45/28—Disazo or polyazo compounds containing copper
    • 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)
FR19117A 1964-06-02 1965-06-01 Photographic articles for the silver discoloration process Expired FR1435543A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR19117A FR1435543A (en) 1964-06-02 1965-06-01 Photographic articles for the silver discoloration process

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH719564A CH433979A (en) 1964-06-02 1964-06-02 Photographic material for the silver dye bleaching process
FR19117A FR1435543A (en) 1964-06-02 1965-06-01 Photographic articles for the silver discoloration process

Publications (1)

Publication Number Publication Date
FR1435543A true FR1435543A (en) 1966-04-15

Family

ID=25700922

Family Applications (1)

Application Number Title Priority Date Filing Date
FR19117A Expired FR1435543A (en) 1964-06-02 1965-06-01 Photographic articles for the silver discoloration process

Country Status (1)

Country Link
FR (1) FR1435543A (en)

Similar Documents

Publication Publication Date Title
FR1284462A (en) Photographic layers for the silver discoloration process
FR1311546A (en) Photographic layers for the silver discoloration process
FR1462642A (en) Process for obtaining large surface silver
FR1449357A (en) Photographic articles for the silver discoloration process
FR1454112A (en) Photographic preparations for the silver discoloration process
FR1474227A (en) Photographic article for the silver discoloration process and its production process
FR1464177A (en) Photographic articles for the silver discoloration process
FR1341169A (en) Process for obtaining polychrome images using the silver discoloration process
FR1419321A (en) Photographic preparations for the silver discoloration process
FR1435543A (en) Photographic articles for the silver discoloration process
FR1422699A (en) Photographic articles for the silver discoloration process
FR1375598A (en) Photographic articles for the silver discoloration process
FR1346870A (en) Photographic articles for the silver discoloration process
FR1342619A (en) Photographic articles for the silver discoloration process
FR1503071A (en) Tin welding process
FR1450272A (en) Special catalysts for the photographic silver discoloration process
FR1469370A (en) Photographic preparations for the silver discoloration process
CH473743A (en) Oxychlorination process
FR1524982A (en) Photographic materials for the silver discoloration process
FR1447491A (en) Discoloration catalysts for the photographic silver discoloration process
FR1292672A (en) Photographic layers for the silver discoloration process
FR1358695A (en) Photographic articles for use in the silver discoloration process
FR1339016A (en) Photographic layers for the silver discoloration process
FR1311685A (en) Photographic layers for the silver discoloration process
FR1317394A (en) Photographic layers for the silver discoloration process