BE466374A - - Google Patents

Info

Publication number
BE466374A
BE466374A BE466374DA BE466374A BE 466374 A BE466374 A BE 466374A BE 466374D A BE466374D A BE 466374DA BE 466374 A BE466374 A BE 466374A
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 BE466374A publication Critical patent/BE466374A/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
    • G03C1/76—Photosensitive materials characterised by the base or auxiliary layers
    • G03C1/825—Photosensitive materials characterised by the base or auxiliary layers characterised by antireflection means or visible-light filtering means, e.g. antihalation
    • G03C1/83—Organic dyestuffs therefor
    • 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
    • G03C1/76—Photosensitive materials characterised by the base or auxiliary layers
    • G03C1/825—Photosensitive materials characterised by the base or auxiliary layers characterised by antireflection means or visible-light filtering means, e.g. antihalation
    • G03C1/83—Organic dyestuffs therefor
    • G03C1/832—Methine or polymethine dyes
BE466374D 1939-02-17 BE466374A (et)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5262/39A GB529440A (en) 1939-02-17 1939-02-17 Improvements in and relating to photographic elements having light screening substances therein

Publications (1)

Publication Number Publication Date
BE466374A true BE466374A (et)

Family

ID=9792773

Family Applications (1)

Application Number Title Priority Date Filing Date
BE466374D BE466374A (et) 1939-02-17

Country Status (5)

Country Link
US (1) US2298731A (et)
BE (1) BE466374A (et)
DE (1) DE729267C (et)
FR (2) FR867411A (et)
GB (1) GB529440A (et)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2511222A (en) * 1946-10-01 1950-06-13 Eastman Kodak Co Pyrrocoline polymethinecyanine dyes
US2515912A (en) * 1946-10-01 1950-07-18 Eastman Kodak Co Pyrrole dimethinecyanine dyes
US2515905A (en) * 1946-10-05 1950-07-18 Eastman Kodak Co Pyrrole dimethinecyanine dyes
BE481343A (et) * 1947-03-21
US2496843A (en) * 1948-03-10 1950-02-07 Gen Aniline & Film Corp Photographic elements containing hydroxy heavy metal salts of trinuclear iminol cyanine dyes as filter and antihalation dyes
US2571775A (en) * 1948-04-03 1951-10-16 Eastman Kodak Co Pyrro-colinocarbocyanine dyes and process for the preparation thereof
US2622082A (en) * 1948-09-02 1952-12-16 Eastman Kodak Co Styryl photographic filter and antihalation dyes
US2695233A (en) * 1950-12-09 1954-11-23 Gen Aniline & Film Corp Irreversibly dischargeable photographic filter layers and method of processing film containing the same
US2725378A (en) * 1951-09-19 1955-11-29 Eastman Kodak Co Pyrrole dyes and methods of making them
US2739148A (en) * 1951-09-19 1956-03-20 Eastman Kodak Co Cyanine dyes containing a 3,5-diarylpyrrole nucleus and process of preparation
US2719088A (en) * 1951-11-14 1955-09-27 Eastman Kodak Co Photographic element containing silver salt-forming bleachable filter dyes
BE515452A (et) * 1951-11-14
BE523921A (et) * 1952-10-31
US2706193A (en) * 1952-11-22 1955-04-12 Eastman Kodak Co Merocyanine dyes and method of making them
US3099630A (en) * 1955-11-15 1963-07-30 Monsanto Chemicals Water-soluble polymethine salts
BE553661A (et) * 1955-12-23
NL239859A (et) * 1958-06-04
US2979501A (en) * 1959-05-18 1961-04-11 Ilford Ltd Methin dyes containing pyrroline nuclei
NL253100A (et) * 1959-06-26
BE649903A (et) * 1963-07-03
US3652283A (en) * 1968-05-13 1972-03-28 Gaf Corp Photographic materials containing anti-halation dyestuffs

Also Published As

Publication number Publication date
DE729267C (de)
FR51568E (fr) 1943-02-05
GB529440A (en) 1940-11-21
FR867411A (fr) 1941-10-27
US2298731A (en) 1942-10-13

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