FR965998A - Improvements to color developers, color development processes and photographic emulsions giving color images - Google Patents

Improvements to color developers, color development processes and photographic emulsions giving color images

Info

Publication number
FR965998A
FR965998A FR965998DA FR965998A FR 965998 A FR965998 A FR 965998A FR 965998D A FR965998D A FR 965998DA FR 965998 A FR965998 A FR 965998A
Authority
FR
France
Prior art keywords
color
development processes
photographic emulsions
developers
images
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
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.)
Kodak Pathe SA
Original Assignee
Kodak Pathe SA
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 Kodak Pathe SA filed Critical Kodak Pathe SA
Application granted granted Critical
Publication of FR965998A publication Critical patent/FR965998A/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
    • G03C7/32—Colour coupling substances
    • G03C7/36—Couplers containing compounds with active methylene groups
    • G03C7/38—Couplers containing compounds with active methylene groups in rings
    • G03C7/384—Couplers containing compounds with active methylene groups in rings in pyrazolone rings

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Pyridine Compounds (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
FR965998D 1941-11-14 1947-08-01 Improvements to color developers, color development processes and photographic emulsions giving color images Expired FR965998A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US419172A US2311081A (en) 1941-11-14 1941-11-14 Iminopyrazolone coupler for color photography

Publications (1)

Publication Number Publication Date
FR965998A true FR965998A (en) 1950-09-27

Family

ID=23661096

Family Applications (1)

Application Number Title Priority Date Filing Date
FR965998D Expired FR965998A (en) 1941-11-14 1947-08-01 Improvements to color developers, color development processes and photographic emulsions giving color images

Country Status (3)

Country Link
US (1) US2311081A (en)
FR (1) FR965998A (en)
GB (1) GB558855A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2672417A (en) * 1949-12-31 1954-03-16 Gevaert Photo Prod Nv Production of color photographic images
JPH0588324A (en) * 1991-09-25 1993-04-09 Konica Corp Silver halide color photographic sensitive material
JP2929511B2 (en) * 1991-09-25 1999-08-03 コニカ株式会社 Silver halide color photographic materials
JP3443504B2 (en) 1995-12-27 2003-09-02 コニカ株式会社 Silver halide color photographic materials

Also Published As

Publication number Publication date
GB558855A (en) 1944-01-25
US2311081A (en) 1943-02-16

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