GB512752A - Improvements in and relating to colour photography - Google Patents

Improvements in and relating to colour photography

Info

Publication number
GB512752A
GB512752A GB19059/39A GB1905939A GB512752A GB 512752 A GB512752 A GB 512752A GB 19059/39 A GB19059/39 A GB 19059/39A GB 1905939 A GB1905939 A GB 1905939A GB 512752 A GB512752 A GB 512752A
Authority
GB
United Kingdom
Prior art keywords
naphthol
methylanilino
alpha
reacted
aniline
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
GB19059/39A
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.)
Kodak Ltd
Original Assignee
Kodak Ltd
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 Ltd filed Critical Kodak Ltd
Publication of GB512752A publication Critical patent/GB512752A/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
    • G03C7/3003—Materials characterised by the use of combinations of photographic compounds known as such, or by a particular location in the photographic element

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Color Printing (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB19059/39A 1936-12-03 1937-12-03 Improvements in and relating to colour photography Expired GB512752A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT512559X 1936-12-03

Publications (1)

Publication Number Publication Date
GB512752A true GB512752A (en) 1939-09-25

Family

ID=3675625

Family Applications (2)

Application Number Title Priority Date Filing Date
GB19059/39A Expired GB512752A (en) 1936-12-03 1937-12-03 Improvements in and relating to colour photography
GB33492/37A Expired GB512559A (en) 1936-12-03 1937-12-03 Improvements in and relating to colour photography

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB33492/37A Expired GB512559A (en) 1936-12-03 1937-12-03 Improvements in and relating to colour photography

Country Status (4)

Country Link
US (1) US2249541A (nl)
BE (1) BE424983A (nl)
FR (1) FR834542A (nl)
GB (2) GB512752A (nl)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE457981A (nl) * 1943-09-22 1945-01-31
US2725296A (en) * 1951-09-14 1955-11-29 Eastman Kodak Co Two-layer integral negative positive photographic material
US2865747A (en) * 1955-12-22 1958-12-23 Eastman Kodak Co Photographic color development process
US4152153A (en) 1971-08-31 1979-05-01 Eastman Kodak Company Sulfonamido dye releasing compounds in photographic elements
US4053312A (en) * 1974-09-04 1977-10-11 Eastman Kodak Company O-sulfonamidonaphthol diffusible dye image providing compounds
JPS51113624A (en) 1975-03-28 1976-10-06 Fuji Photo Film Co Ltd Photosensitiver material for color photo

Also Published As

Publication number Publication date
BE424983A (nl)
US2249541A (en) 1941-07-15
GB512559A (en) 1939-09-20
FR834542A (fr) 1938-11-23

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