[go: up one dir, main page]

GB531312A - Improvements in and relating to colour forming developers and processes of colour development - Google Patents

Improvements in and relating to colour forming developers and processes of colour development

Info

Publication number
GB531312A
GB531312A GB13535/40A GB1353540A GB531312A GB 531312 A GB531312 A GB 531312A GB 13535/40 A GB13535/40 A GB 13535/40A GB 1353540 A GB1353540 A GB 1353540A GB 531312 A GB531312 A GB 531312A
Authority
GB
United Kingdom
Prior art keywords
naphthol
amido
sulphon
naphthalene
benzyl
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
GB13535/40A
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Priority claimed from GB1013039A external-priority patent/GB531246A/en
Priority claimed from US266152A external-priority patent/US2271238A/en
Publication of GB531312A publication Critical patent/GB531312A/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
    • G03C7/34—Couplers containing phenols
    • G03C7/344—Naphtholic couplers
    • 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
    • G03C7/3212—Couplers characterised by a group not in coupling site, e.g. ballast group, as far as the coupling rest is not specific
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB13535/40A 1939-03-31 1939-03-31 Improvements in and relating to colour forming developers and processes of colour development Expired GB531312A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB1013039A GB531246A (en) 1939-04-05 1939-03-31 Improvements in and relating to colour forming developers and processes of colour development
US266152A US2271238A (en) 1939-03-31 1939-04-05 Color forming compounds containing sulphonamide groups
GB1874639 1939-06-27
US404234A US2362598A (en) 1939-03-31 1941-07-26 Color forming compounds containing sulphonamide groups

Publications (1)

Publication Number Publication Date
GB531312A true GB531312A (en) 1941-01-01

Family

ID=32110908

Family Applications (1)

Application Number Title Priority Date Filing Date
GB13535/40A Expired GB531312A (en) 1939-03-31 1939-03-31 Improvements in and relating to colour forming developers and processes of colour development

Country Status (3)

Country Link
US (2) US2364675A (fr)
FR (1) FR878094A (fr)
GB (1) GB531312A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2525503A (en) * 1946-01-10 1950-10-10 Gen Aniline & Film Corp Production of phenazonium dyestuff images
US8871994B2 (en) 2010-12-10 2014-10-28 Kimberly-Clark Worldwide, Inc. Wetness sensor for use in an absorbent article

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB577387A (en) * 1943-04-16 1946-05-16 Du Pont Improvements in or relating to dyestuff intermediates and their use in colour photography
US2416021A (en) * 1944-12-29 1947-02-18 Gen Aniline & Film Corp Light sensitive diazotype compositions and process
US2537098A (en) * 1946-04-12 1951-01-09 Gen Aniline & Film Corp Sulfonamide azo coupling components used in diazo types
BE483861A (fr) * 1947-07-11
US2680732A (en) * 1950-10-31 1954-06-08 Du Pont Acetals containing a cyanoacetyl group
US2698795A (en) * 1953-03-26 1955-01-04 Eastman Kodak Co Sulfamyl couplers in mixed packet photographic emulsions
US2710803A (en) * 1953-03-26 1955-06-14 Eastman Kodak Co Color couplers containing hydroxyalkyl groups
DE2448063C2 (de) * 1974-10-09 1984-06-07 Agfa-Gevaert Ag, 5090 Leverkusen Farbphotographisches Aufzeichnungsmaterial
JPS5934179B2 (ja) * 1977-01-11 1984-08-21 富士写真フイルム株式会社 芳香族スルホンアミド・スルホニルクロリド化合物
JPS581138A (ja) * 1981-06-26 1983-01-06 Fuji Photo Film Co Ltd リス用写真感光材料
JPH0192747A (ja) 1987-06-15 1989-04-12 Fuji Photo Film Co Ltd ハロゲン化銀カラ−写真感光材料

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2525503A (en) * 1946-01-10 1950-10-10 Gen Aniline & Film Corp Production of phenazonium dyestuff images
US8871994B2 (en) 2010-12-10 2014-10-28 Kimberly-Clark Worldwide, Inc. Wetness sensor for use in an absorbent article

Also Published As

Publication number Publication date
US2364675A (en) 1944-12-12
US2362598A (en) 1944-11-14
FR878094A (fr) 1943-01-11

Similar Documents

Publication Publication Date Title
GB531312A (en) Improvements in and relating to colour forming developers and processes of colour development
US3061432A (en) Pyrazolino benzimidazole color coupler
US2524725A (en) Magenta phenazonium dyestuff images from 8-hydroxyquinoline couplers
US3928312A (en) Novel p-sulfonamidophenols capable of releasing a heterocyclic azo dye
GB562205A (en) Improvements in and relating to colour forming development and colour photographic elements
US2455169A (en) Colored couplers
US2521908A (en) 1-hydroxy-2-naphthamide colored couplers
US4366240A (en) Color photographic recording material containing non-diffusing electron donor precursor compounds
US4369243A (en) Photographic recording material for diffusion processes and useful non-diffusing sulfilimine compounds
US3378554A (en) Dicarbonyl-dihydrazones
US4250246A (en) Photographic light-sensitive sheet for the color diffusion transfer process
US2981623A (en) Photographic developers
US2673801A (en) Production of color photographic images
US2439098A (en) Alkoxy pyrazolone couplers
US3294542A (en) Photosensitive diazo compositions
US2479152A (en) 1,1'-dialkyl-3,3'-alkylenebenzimidazolocyanine salts
US2979405A (en) Light-sensitive photographic element containing a 1-hydroxy-2-naphthoic acid anilidecolor coupler
US3930861A (en) Silver halide emulsions containing 3-anilino-2-pyrazolin-5-one color couplers
BE669934A (fr)
US4584257A (en) Photographic elements containing naphthylsulfonylethylthio heterocycle developement inhibitor precursor
US3622337A (en) Cyan color formers for color photography
US4381339A (en) Photographic recording material and non-diffusing compounds to be used in the material which contains a photographically active group which can be split off
US2547307A (en) Yellow diffusion-fast color formers of the benzimidazole class
US3028237A (en) Masking of cyan images in color photography
US2500487A (en) Yellow diffusion-fast color formers of the benzimidazole class