BE506549A - - Google Patents

Info

Publication number
BE506549A
BE506549A BE506549DA BE506549A BE 506549 A BE506549 A BE 506549A BE 506549D A BE506549D A BE 506549DA BE 506549 A BE506549 A BE 506549A
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 BE506549A publication Critical patent/BE506549A/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
    • 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
    • C09B23/0091Methine or polymethine dyes, e.g. cyanine dyes having only one heterocyclic ring at one end of the methine chain, e.g. hemicyamines, hemioxonol
    • 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
    • C09B23/14Styryl 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
    • C09B23/16Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing hetero atoms
    • C09B23/162Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing hetero atoms only nitrogen atoms
    • C09B23/164Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing hetero atoms only nitrogen atoms containing one nitrogen atom

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Thiazole And Isothizaole Compounds (AREA)
BE506549D 1950-10-19 BE506549A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2721799X 1950-10-19

Publications (1)

Publication Number Publication Date
BE506549A true BE506549A (fr)

Family

ID=10914109

Family Applications (1)

Application Number Title Priority Date Filing Date
BE506549D BE506549A (fr) 1950-10-19

Country Status (2)

Country Link
US (1) US2721799A (fr)
BE (1) BE506549A (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2824121A (en) * 1954-11-04 1958-02-18 Kay Fries Chemicals Inc Process for preparation of oxy alkylidene compounds
US2766246A (en) * 1955-04-15 1956-10-09 Du Pont Acyclic, polynitrile-containing, unsaturated compounds and preparation thereof
US2766247A (en) * 1955-04-15 1956-10-09 Du Pont Acyclic, polynitrile-containing, unsaturated compounds and preparation thereof
US2813116A (en) * 1955-04-15 1957-11-12 Du Pont Preparation of compounds having a tricyanovinyl substituent on a carbon atom, and new tricyanovinyl-substituted hydrocarbon products
BE557656A (fr) * 1956-05-21
DE1497118A1 (de) * 1965-05-29 1969-04-17 Agfa Gevaert Ag Sensibilisierte elektrophotographische Schichten
NL186239B (nl) * 1975-06-05 Hoechst Ag Werkwijze voor de bereiding van een geneesmiddel met antiflogistische en/of analgetische werking, alsmede werkwijze voor de bereiding van een 2-hydroxyethylideencyaanazijnzuuranilide geschikt voor toepassing bij deze werkwijze.
US4259256A (en) * 1978-12-13 1981-03-31 American Cyanamid Company 2-Benzoyl-3-dimethylamino-2-alkenonitriles
US4855213A (en) * 1987-06-30 1989-08-08 Eastman Kodak Company Novel polymethine dyes and imaging compositions
US4839260A (en) * 1987-06-30 1989-06-13 Eastman Kodak Company Novel polymethine dyes and UV absorbers and imaging materials for their use
US4839274A (en) * 1987-06-30 1989-06-13 Eastman Kodak Company Novel polymethine dyes and UV absorbers containing a triarylborylisocyano group and imaging compositions containing these dyes
US5213956A (en) * 1991-07-22 1993-05-25 Eastman Kodak Company Solid particle dispersions of filter dyes for photographic elements
US5214186A (en) * 1991-12-03 1993-05-25 Eastman Kodak Company Process for the preparation of arylidine dyes using an active methylene compound

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2353164A (en) * 1944-07-11 Dyestuffs and dyestuff
FR810104A (fr) * 1935-08-16 1937-03-15 Ilford Ltd Perfectionnements apportés aux matières tinctoriales
DE873357C (de) * 1937-04-23 1953-04-13 Kodak Ag Verfahren zum Sensibilisieren von Halogensilberemulsionen
US2166736A (en) * 1937-04-23 1939-07-18 Eastman Kodak Co Photographic emulsion
GB534140A (en) * 1939-05-25 1941-02-28 Kodak Ltd Improvements in and relating to photographic emulsions and layers, and the manufacture of dyes for use therein and intermediates for such manufacture
BE442515A (fr) * 1940-07-30
US2320654A (en) * 1940-08-08 1943-06-01 Riester Oskar Sensitization of photographic emulsions
US2511210A (en) * 1946-04-01 1950-06-13 Ilford Ltd Methine dyestuffs
US2533233A (en) * 1947-01-24 1950-12-12 Ilford Ltd beta beta-dicyanoketene dialkyl mercaptoles and method for their preparation
US2603642A (en) * 1948-01-15 1952-07-15 Ilford Ltd Methine dyestuffs
US2638473A (en) * 1948-10-02 1953-05-12 Ilford Ltd Methine dyestuffs

Also Published As

Publication number Publication date
US2721799A (en) 1955-10-25

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