BE694655A - - Google Patents

Info

Publication number
BE694655A
BE694655A BE694655DA BE694655A BE 694655 A BE694655 A BE 694655A BE 694655D A BE694655D A BE 694655DA BE 694655 A BE694655 A BE 694655A
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.)
Filing date
Publication date
Application filed filed Critical
Publication of BE694655A publication Critical patent/BE694655A/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
    • G03C1/832—Methine or polymethine dyes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D231/18—One oxygen or sulfur atom
    • C07D231/20—One oxygen atom attached in position 3 or 5
    • C07D231/22—One oxygen atom attached in position 3 or 5 with aryl radicals attached to ring nitrogen atoms
    • C07D231/24—One oxygen atom attached in position 3 or 5 with aryl radicals attached to ring nitrogen atoms having sulfone or sulfonic acid radicals in the molecule

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
BE694655D 1966-03-03 1967-02-27 BE694655A (el)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9351/66A GB1120294A (en) 1966-03-03 1966-03-03 Improvements in or relating to filter dyes and their use in photographic materials

Publications (1)

Publication Number Publication Date
BE694655A true BE694655A (el) 1967-08-28

Family

ID=9870270

Family Applications (1)

Application Number Title Priority Date Filing Date
BE694655D BE694655A (el) 1966-03-03 1967-02-27

Country Status (6)

Country Link
US (1) US3563748A (el)
BE (1) BE694655A (el)
DE (1) DE1522427A1 (el)
FR (1) FR1512936A (el)
GB (1) GB1120294A (el)
NL (1) NL6702918A (el)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4369310A (en) * 1979-11-19 1983-01-18 Ciba-Geigy Ltd. Bleachable dyes
US4803150A (en) * 1986-12-23 1989-02-07 Eastman Kodak Company Radiographic element exhibiting reduced crossover
US4948717A (en) * 1986-12-23 1990-08-14 Eastman Kodak Company Solid particle dye dispersions for photographic filter layers
US20050226590A1 (en) * 2004-04-07 2005-10-13 Patel Falgun D Variable optical attenuator based on rare earth doped glass

Also Published As

Publication number Publication date
GB1120294A (en) 1968-07-17
FR1512936A (fr) 1968-02-09
DE1522427A1 (de) 1969-07-31
US3563748A (en) 1971-02-16
NL6702918A (el) 1967-08-25

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