BE442701A - - Google Patents

Info

Publication number
BE442701A
BE442701A BE442701DA BE442701A BE 442701 A BE442701 A BE 442701A BE 442701D A BE442701D A BE 442701DA BE 442701 A BE442701 A BE 442701A
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 BE442701A publication Critical patent/BE442701A/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
    • G03C1/72—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705
    • G03C1/725—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705 containing inorganic compounds
    • 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
    • G03C1/64—Compositions containing iron compounds as photosensitive substances
    • 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
    • G03C1/72—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705
    • G03C1/725—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705 containing inorganic compounds
    • G03C1/7256—Mercury salts
    • 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
    • G03C1/72—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705
    • G03C1/73—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705 containing organic compounds
    • G03C1/732—Leuco dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • Color Printing (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
BE442701D 1940-10-09 BE442701A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US360444A US2324060A (en) 1940-10-09 1940-10-09 Photographic copying paper

Publications (1)

Publication Number Publication Date
BE442701A true BE442701A (enrdf_load_html_response)

Family

ID=23417973

Family Applications (1)

Application Number Title Priority Date Filing Date
BE442701D BE442701A (enrdf_load_html_response) 1940-10-09

Country Status (3)

Country Link
US (1) US2324060A (enrdf_load_html_response)
BE (1) BE442701A (enrdf_load_html_response)
GB (1) GB546637A (enrdf_load_html_response)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2844465A (en) * 1954-03-17 1958-07-22 Chalkley Lyman Photographic process
US2978352A (en) * 1957-07-25 1961-04-04 Du Pont Production of triarylmethane colors
US3121632A (en) * 1961-08-30 1964-02-18 Horizons Inc Photographic process and composition including leuco triphenylmethane dyes
US3140948A (en) * 1961-10-18 1964-07-14 Horizons Inc Photography
US3184308A (en) * 1962-05-23 1965-05-18 Meyer S Agruss Process for treating leucocyanide dye images and product thereof
US3408134A (en) * 1963-04-22 1968-10-29 American Optical Corp Variable density light-filtering means utilizing stannous chloride and thiazine dye
US3418128A (en) * 1965-01-04 1968-12-24 Dietzgen Co Eugene Photosensitive compositions comprising acid addition salts of substituted leucocyanide triphenylmethane dyes and metal perchlorates
EP0041540B1 (en) * 1979-12-07 1985-01-23 Minnesota Mining And Manufacturing Company Color imaging system
EP0041571B1 (en) * 1979-12-07 1984-08-15 Minnesota Mining And Manufacturing Company Light sensitive, thermally developable imaging system
US4370401A (en) * 1979-12-07 1983-01-25 Minnesota Mining And Manufacturing Company Light sensitive, thermally developable imaging system

Also Published As

Publication number Publication date
US2324060A (en) 1943-07-13
GB546637A (en) 1942-07-22

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