BE752993A - Colorants de la classe des merocyanines - Google Patents

Colorants de la classe des merocyanines

Info

Publication number
BE752993A
BE752993A BE752993DA BE752993A BE 752993 A BE752993 A BE 752993A BE 752993D A BE752993D A BE 752993DA BE 752993 A BE752993 A BE 752993A
Authority
BE
Belgium
Prior art keywords
merocyanin
colorants
class
merocyanin class
Prior art date
Application number
Other languages
English (en)
Original Assignee
Ilford Ltd
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 by Ilford Ltd filed Critical Ilford Ltd
Publication of BE752993A publication Critical patent/BE752993A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/10—The polymethine chain containing an even number of >CH- groups
    • C09B23/105—The polymethine chain containing an even number of >CH- groups two >CH- groups
    • 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
    • G03C1/08—Sensitivity-increasing substances
    • G03C1/10—Organic substances
    • G03C1/12—Methine and polymethine dyes
    • G03C1/22—Methine and polymethine dyes with an even number of 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)
  • Coloring (AREA)
BE752993D 1969-07-03 1970-07-03 Colorants de la classe des merocyanines BE752993A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3366069A GB1253468A (en) 1969-07-03 1969-07-03 Merocyanine dyes

Publications (1)

Publication Number Publication Date
BE752993A true BE752993A (fr) 1970-12-16

Family

ID=10355781

Family Applications (1)

Application Number Title Priority Date Filing Date
BE752993D BE752993A (fr) 1969-07-03 1970-07-03 Colorants de la classe des merocyanines

Country Status (2)

Country Link
BE (1) BE752993A (fr)
GB (1) GB1253468A (fr)

Also Published As

Publication number Publication date
GB1253468A (en) 1971-11-17

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