CA942559A - Process for the removal of metallic silver from photographic material - Google Patents

Process for the removal of metallic silver from photographic material

Info

Publication number
CA942559A
CA942559A CA088,675A CA88675A CA942559A CA 942559 A CA942559 A CA 942559A CA 88675 A CA88675 A CA 88675A CA 942559 A CA942559 A CA 942559A
Authority
CA
Canada
Prior art keywords
removal
photographic material
metallic silver
silver
metallic
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
CA088,675A
Other languages
English (en)
Inventor
Max Meier
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.)
BASF Schweiz AG
Original Assignee
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
Application filed by Ciba AG filed Critical Ciba AG
Application granted granted Critical
Publication of CA942559A publication Critical patent/CA942559A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/40—Chemically transforming developed images
    • G03C5/44—Bleaching; Bleach-fixing
    • 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
    • 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
    • G03C7/30—Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
    • G03C7/42—Bleach-fixing or agents therefor ; Desilvering processes
    • G03C7/421—Additives other than bleaching or fixing agents

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
CA088,675A 1969-07-30 1970-07-21 Process for the removal of metallic silver from photographic material Expired CA942559A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1160569A CH511456A (de) 1969-07-30 1969-07-30 Verfahren zum Entfernen von metallischem Silber aus photographischem Material

Publications (1)

Publication Number Publication Date
CA942559A true CA942559A (en) 1974-02-26

Family

ID=4375095

Family Applications (1)

Application Number Title Priority Date Filing Date
CA088,675A Expired CA942559A (en) 1969-07-30 1970-07-21 Process for the removal of metallic silver from photographic material

Country Status (8)

Country Link
US (1) US3716362A (fr)
BE (1) BE754080A (fr)
CA (1) CA942559A (fr)
CH (1) CH511456A (fr)
DE (1) DE2037684A1 (fr)
FR (1) FR2055511A5 (fr)
GB (1) GB1324515A (fr)
NL (1) NL7011234A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3893858A (en) * 1973-03-26 1975-07-08 Eastman Kodak Co Photographic bleach accelerators
JPS522433A (en) * 1975-06-23 1977-01-10 Fuji Photo Film Co Ltd Single bath color element silver branching liquid
CH597627A5 (fr) * 1975-11-17 1978-04-14 Ciba Geigy Ag
US4125402A (en) * 1976-08-19 1978-11-14 Ciba-Geigy Ag Method of processing silver dye bleaching materials and preparations suitable for the dye and silver bleaching
JPS5820424B2 (ja) * 1976-10-12 1983-04-22 富士写真フイルム株式会社 カラ−画像形成方法
JPS586937B2 (ja) * 1977-10-26 1983-02-07 富士写真フイルム株式会社 カラ−画像形成方法
DE2748430A1 (de) * 1977-10-28 1979-05-03 Agfa Gevaert Ag Photographische bleichzusammensetzungen mit bleichungsbeschleunigenden verbindungen
EP0496887B1 (fr) * 1989-12-04 1998-03-18 Fuji Photo Film Co., Ltd. Procede et composition de traitement de materiaux photographiques en halogenure d'argent
US5434035A (en) * 1993-12-29 1995-07-18 Eastman Kodak Company Fixer additives used in combination with iron complex based bleaches to improve desilvering
US5508150A (en) * 1993-12-29 1996-04-16 Eastman Kodak Company Fixer additives used in combination with iron complex based bleaches to prevent iron retention

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2020775A (en) * 1930-11-07 1935-11-12 Bela Gaspar Method of producing photographic pictures in colors
BE409946A (fr) * 1934-06-15
GB539509A (en) * 1940-01-11 1941-09-15 Eastman Kodak Co Improvements in or relating to the production of colour photographs
GB539190A (en) * 1940-02-22 1941-09-01 Eastman Kodak Co Method of colour photography and materials therefor
US2322001A (en) * 1940-10-10 1943-06-15 Eastman Kodak Co Method of producing dye images
US2529981A (en) * 1945-11-28 1950-11-14 Eastman Kodak Co Bleaching silver images
US2699394A (en) * 1950-12-15 1955-01-11 Gaspar Bela Production of photographic dye images
FR1080179A (fr) * 1952-06-07 1954-12-07 Agfa Ag Fu R Photofabrikation Procédé de correction par masques d'images photographiques en couleurs
US2748000A (en) * 1954-04-01 1956-05-29 Eastman Kodak Co Removing silver and silver halide from photographic elements

Also Published As

Publication number Publication date
US3716362A (en) 1973-02-13
NL7011234A (fr) 1971-02-02
DE2037684A1 (de) 1971-02-25
GB1324515A (en) 1973-07-25
FR2055511A5 (fr) 1971-05-07
BE754080A (fr) 1971-01-29
CH511456A (de) 1971-08-15

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