CH217513A - Process for color development of halogen silver emulsion layers with dye components. - Google Patents

Process for color development of halogen silver emulsion layers with dye components.

Info

Publication number
CH217513A
CH217513A CH217513DA CH217513A CH 217513 A CH217513 A CH 217513A CH 217513D A CH217513D A CH 217513DA CH 217513 A CH217513 A CH 217513A
Authority
CH
Switzerland
Prior art keywords
color development
emulsion layers
silver emulsion
dye components
halogen silver
Prior art date
Application number
Other languages
German (de)
Inventor
Aktiengesellsc Farbenindustrie
Original Assignee
Ig Farbenindustrie 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 Ig Farbenindustrie Ag filed Critical Ig Farbenindustrie Ag
Publication of CH217513A publication Critical patent/CH217513A/en

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
    • 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
    • G03C7/407—Development processes or agents therefor
    • G03C7/413—Developers
    • G03C7/4136—Developers p-Phenylenediamine or derivatives thereof

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Color Printing (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
CH217513D 1938-12-05 1939-12-04 Process for color development of halogen silver emulsion layers with dye components. CH217513A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEI0063087 1938-12-05

Publications (1)

Publication Number Publication Date
CH217513A true CH217513A (en) 1941-10-31

Family

ID=7195824

Family Applications (1)

Application Number Title Priority Date Filing Date
CH217513D CH217513A (en) 1938-12-05 1939-12-04 Process for color development of halogen silver emulsion layers with dye components.

Country Status (4)

Country Link
US (1) US2307161A (en)
BE (1) BE437255A (en)
CH (1) CH217513A (en)
FR (1) FR873756A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2551091A (en) * 1949-09-14 1951-05-01 Du Pont Process for color developing, including treatment with a quaternary ammonium salt

Also Published As

Publication number Publication date
BE437255A (en)
FR873756A (en) 1942-07-20
US2307161A (en) 1943-01-05

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