GB512060A - Improvements relating to photographic development - Google Patents

Improvements relating to photographic development

Info

Publication number
GB512060A
GB512060A GB277538A GB277538A GB512060A GB 512060 A GB512060 A GB 512060A GB 277538 A GB277538 A GB 277538A GB 277538 A GB277538 A GB 277538A GB 512060 A GB512060 A GB 512060A
Authority
GB
United Kingdom
Prior art keywords
developer
colour
development
amines
developed
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
GB277538A
Other languages
English (en)
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.)
IG Farbenindustrie AG
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 GB512060A publication Critical patent/GB512060A/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
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
GB277538A 1937-02-01 1938-01-28 Improvements relating to photographic development Expired GB512060A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEI0057016 1937-02-01

Publications (1)

Publication Number Publication Date
GB512060A true GB512060A (en) 1939-08-29

Family

ID=7194490

Family Applications (1)

Application Number Title Priority Date Filing Date
GB277538A Expired GB512060A (en) 1937-02-01 1938-01-28 Improvements relating to photographic development

Country Status (3)

Country Link
BE (1) BE426038A (fr)
FR (1) FR832797A (fr)
GB (1) GB512060A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2442930A (en) * 1944-09-29 1948-06-08 Gen Aniline & Film Corp Process for developing multilayer film containing color formers
US2657138A (en) * 1950-01-03 1953-10-27 Leonard A Robbins Photographic film developing composition containing beta, beta'-di-chloroethyl ether

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2442930A (en) * 1944-09-29 1948-06-08 Gen Aniline & Film Corp Process for developing multilayer film containing color formers
US2657138A (en) * 1950-01-03 1953-10-27 Leonard A Robbins Photographic film developing composition containing beta, beta'-di-chloroethyl ether

Also Published As

Publication number Publication date
FR832797A (fr) 1938-10-03
BE426038A (fr)

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