BE767950A - NEW PROCESS FOR INCREASING THE SENSITIVITY OF PHOTOGRAPHIC EMULSIONS TO SILVER HALOGENIDES - Google Patents

NEW PROCESS FOR INCREASING THE SENSITIVITY OF PHOTOGRAPHIC EMULSIONS TO SILVER HALOGENIDES

Info

Publication number
BE767950A
BE767950A BE767950A BE767950A BE767950A BE 767950 A BE767950 A BE 767950A BE 767950 A BE767950 A BE 767950A BE 767950 A BE767950 A BE 767950A BE 767950 A BE767950 A BE 767950A
Authority
BE
Belgium
Prior art keywords
sensitivity
increasing
new process
photographic emulsions
halogenides
Prior art date
Application number
BE767950A
Other languages
French (fr)
Inventor
P H Stewart
D W Heseltine
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
Publication of BE767950A publication Critical patent/BE767950A/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
    • G03C7/392—Additives
    • G03C7/39208—Organic compounds
    • G03C7/39236—Organic compounds with a function having at least two elements among nitrogen, sulfur or oxygen

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
BE767950A 1970-06-01 1971-06-01 NEW PROCESS FOR INCREASING THE SENSITIVITY OF PHOTOGRAPHIC EMULSIONS TO SILVER HALOGENIDES BE767950A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4260570A 1970-06-01 1970-06-01

Publications (1)

Publication Number Publication Date
BE767950A true BE767950A (en) 1971-11-03

Family

ID=21922810

Family Applications (1)

Application Number Title Priority Date Filing Date
BE767950A BE767950A (en) 1970-06-01 1971-06-01 NEW PROCESS FOR INCREASING THE SENSITIVITY OF PHOTOGRAPHIC EMULSIONS TO SILVER HALOGENIDES

Country Status (6)

Country Link
US (1) US3625699A (en)
JP (1) JPS5110782B1 (en)
BE (1) BE767950A (en)
CA (1) CA948015A (en)
FR (1) FR2095639A5 (en)
GB (1) GB1344842A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4367279A (en) * 1974-09-06 1983-01-04 Eastman Kodak Company Silver halide complexing agents of sulfones, nitriles, and onium salts
US5232821A (en) * 1991-04-01 1993-08-03 Eastman Kodak Company Photographic coupler compositions containing ballasted sulfoxides and sulfones and methods

Also Published As

Publication number Publication date
GB1344842A (en) 1974-01-23
CA948015A (en) 1974-05-28
US3625699A (en) 1971-12-07
FR2095639A5 (en) 1972-02-11
JPS5110782B1 (en) 1976-04-06
DE2126722B2 (en) 1976-05-06
DE2126722A1 (en) 1971-12-09

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: EASTMAN KODAK CY

Effective date: 19840601