BE489729A - - Google Patents

Info

Publication number
BE489729A
BE489729A BE489729DA BE489729A BE 489729 A BE489729 A BE 489729A BE 489729D A BE489729D A BE 489729DA BE 489729 A BE489729 A BE 489729A
Authority
BE
Belgium
Application number
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.)
Publication of BE489729A publication Critical patent/BE489729A/xx

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
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/485—Direct positive emulsions
    • G03C1/48592—Positive image obtained by various effects other than photohole bleaching or internal image desensitisation, e.g. Sabatier, Clayden effect
    • 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
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/36—Desensitisers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
BE489729D 1948-06-29 BE489729A (pm)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US35987A US2541472A (en) 1948-06-29 1948-06-29 Direct positive emulsion containing desensitizing dye

Publications (1)

Publication Number Publication Date
BE489729A true BE489729A (pm)

Family

ID=21885938

Family Applications (1)

Application Number Title Priority Date Filing Date
BE489729D BE489729A (pm) 1948-06-29

Country Status (4)

Country Link
US (1) US2541472A (pm)
BE (1) BE489729A (pm)
FR (1) FR989400A (pm)
GB (1) GB667206A (pm)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2614927A (en) * 1949-06-01 1952-10-21 Eastman Kodak Co Rapid processing of photographic materials
DE977335C (de) * 1953-03-16 1965-12-16 Agfa Ag Verfahren zur Verminderung der Blauempfindlichkeit von photographischen Halogensilberemulsionen
US2774668A (en) * 1953-05-28 1956-12-18 Polaroid Corp Process and product for forming color images from complete dyes
US2865749A (en) * 1956-11-06 1958-12-23 Eastman Kodak Co Stabilized photographic emulsions
NL231639A (pm) * 1957-08-19
US3023102A (en) * 1957-09-24 1962-02-27 Gen Aniline & Film Corp Direct positive photographic emulsion
NL231909A (pm) * 1957-10-04
US2947629A (en) * 1958-09-17 1960-08-02 Eastman Kodak Co Nitrosopyrimidine desensitizing compounds and photographic emulsions containing them
US3062651A (en) * 1959-01-21 1962-11-06 Eastman Kodak Co Unhardened, fogged emulsions and method of processing to positive images
GB950486A (en) * 1959-05-13 1964-02-26 Kodak Ltd Heat-treated photographic emulsions and their use
US3237008A (en) * 1961-01-19 1966-02-22 Eastman Kodak Co Roomlight handling radiographic element including an x-ray sensitive layer overcoated with a dye desensitized silver halide emulsion
US3295969A (en) * 1961-04-12 1967-01-03 Eastman Kodak Co Photographic spirit duplicating process
US3284203A (en) * 1961-05-02 1966-11-08 Fuji Photo Film Co Ltd Direct positive photographic materials
US3189456A (en) * 1961-06-19 1965-06-15 Du Pont Radiation-sensitive emulsions and elements and their preparation
US3278307A (en) * 1961-11-21 1966-10-11 Eastman Kodak Co Photographic process for producing prints stabilized against print-out
GB1054284A (pm) * 1963-02-14
GB1012860A (en) * 1963-08-28 1965-12-08 Ilford Ltd Photographic materials and processes
US3367779A (en) * 1965-01-21 1968-02-06 Fuji Photo Film Co Ltd Direct positive silver halide photographic materials
DE1935311C3 (de) * 1968-07-15 1974-05-22 Fuji Photo Film Co. Ltd., Ashigara, Kanagawa (Japan) Photographische direktpositive Silberhalogenidemul sion
US3988156A (en) * 1974-02-19 1976-10-26 Eastman Kodak Company Photographic supports and elements utilizing photobleachable o-nitroarylidene dyes
US3988154A (en) * 1974-02-19 1976-10-26 Eastman Kodak Company Photographic supports and elements utilizing photobleachable omicron-nitroarylidene dyes
US4271263A (en) * 1980-05-15 1981-06-02 Minnesota Mining And Manufacturing Company Thermally developable photosensitive compositions containing acutance agents
US4308379A (en) * 1980-05-15 1981-12-29 Minnesota Mining And Manufacturing Company Acutance agents for use in thermally developable photosensitive compositions
US4404277A (en) * 1981-08-21 1983-09-13 Minnesota Mining And Manufacturing Company Desensitizing dyes for photographic emulsions
EP0754967A1 (en) 1995-07-14 1997-01-22 Agfa-Gevaert N.V. Photographic direct positive material containing a particular stabilizer

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE390036A (pm) * 1928-01-31
US2271229A (en) * 1939-11-10 1942-01-27 Eastman Kodak Co Fog inhibitor for photographic developers
US2324123A (en) * 1941-07-08 1943-07-13 Eastman Kodak Co Fog inhibitor for photographic developers
US2384593A (en) * 1943-08-06 1945-09-11 Eastman Kodak Co Antifoggant

Also Published As

Publication number Publication date
GB667206A (en) 1952-02-27
FR989400A (fr) 1951-09-07
US2541472A (en) 1951-02-13

Similar Documents

Publication Publication Date Title
AT166638B (pm)
AT165757B (pm)
AT165629B (pm)
FR961586A (pm)
BE480353A (pm)
BE480805A (pm)
BE479350A (pm)
BE479349A (pm)
BE478240A (pm)
BE478011A (pm)
BE477919A (pm)
BE469104A (pm)
BE461649A (pm)
BE482555A (pm)
BE429008A (pm)
NL77616C (pm)
NL76365C (pm)
NL74417C (pm)
NL73196C (pm)
BE525974A (pm)
BE412124A (pm)
BE404066A (pm)
BE393137A (pm)
BE267826A (pm)
BE479713A (pm)