GB781210A - Carbocyanine dyes and process for preparing them - Google Patents

Carbocyanine dyes and process for preparing them

Info

Publication number
GB781210A
GB781210A GB8922/55A GB892255A GB781210A GB 781210 A GB781210 A GB 781210A GB 8922/55 A GB8922/55 A GB 8922/55A GB 892255 A GB892255 A GB 892255A GB 781210 A GB781210 A GB 781210A
Authority
GB
United Kingdom
Prior art keywords
phenyl
methyl
ethyl
formula
alkyl
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB8922/55A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kodak Ltd
Original Assignee
Kodak 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 Kodak Ltd filed Critical Kodak Ltd
Publication of GB781210A publication Critical patent/GB781210A/en
Expired legal-status Critical Current

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
    • 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
    • C09B23/02Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups
    • C09B23/06Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups three >CH- groups, e.g. carbocyanines

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)
  • Pyridine Compounds (AREA)
GB8922/55A 1954-03-29 1955-03-28 Carbocyanine dyes and process for preparing them Expired GB781210A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US781210XA 1954-03-29 1954-03-29

Publications (1)

Publication Number Publication Date
GB781210A true GB781210A (en) 1957-08-14

Family

ID=22142023

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8922/55A Expired GB781210A (en) 1954-03-29 1955-03-28 Carbocyanine dyes and process for preparing them

Country Status (3)

Country Link
BE (1) BE536885A (enExample)
FR (1) FR1131900A (enExample)
GB (1) GB781210A (enExample)

Also Published As

Publication number Publication date
FR1131900A (fr) 1957-02-28
BE536885A (enExample)

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