BE515184A - - Google Patents

Info

Publication number
BE515184A
BE515184A BE515184DA BE515184A BE 515184 A BE515184 A BE 515184A BE 515184D A BE515184D A BE 515184DA BE 515184 A BE515184 A BE 515184A
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 BE515184A publication Critical patent/BE515184A/xx

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/005Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/06Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/08Sensitivity-increasing substances
    • G03C1/10Organic substances
    • G03C1/12Methine and polymethine dyes
    • G03C1/22Methine and polymethine dyes with an even number of CH groups
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B23/00Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/10The polymethine chain containing an even number of >CH- groups
    • C09B23/105The polymethine chain containing an even number of >CH- groups two >CH- groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
BE515184D 1951-10-30 BE515184A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US253956A US2656352A (en) 1951-10-30 1951-10-30 Quaternary salt dyes derived from 2-tertiaryamino-5(4)-thiazolones

Publications (1)

Publication Number Publication Date
BE515184A true BE515184A (en:Method)

Family

ID=22962341

Family Applications (1)

Application Number Title Priority Date Filing Date
BE515184D BE515184A (en:Method) 1951-10-30

Country Status (4)

Country Link
US (1) US2656352A (en:Method)
BE (1) BE515184A (en:Method)
FR (1) FR1093975A (en:Method)
GB (1) GB721854A (en:Method)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3539349A (en) * 1967-09-08 1970-11-10 Eastman Kodak Co Fogold direct positive silver halide emulsions containing quaternated merocyanine dyes
US5077191A (en) * 1989-12-26 1991-12-31 Eastman Kodak Company Photographic sensitizing dyes

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2536986A (en) * 1951-01-02 Thiazolone cyan
US2527259A (en) * 1941-11-06 1950-10-24 Ilford Ltd Cyanine dyestuffs
US2536973A (en) * 1947-06-21 1951-01-02 Gen Aniline & Film Corp Sensitizing cyanine dyestuff intermediates

Also Published As

Publication number Publication date
FR1093975A (fr) 1955-05-11
GB721854A (en) 1955-01-12
US2656352A (en) 1953-10-20

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