BE436977A - - Google Patents

Info

Publication number
BE436977A
BE436977A BE436977DA BE436977A BE 436977 A BE436977 A BE 436977A BE 436977D A BE436977D A BE 436977DA BE 436977 A BE436977 A BE 436977A
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 BE436977A publication Critical patent/BE436977A/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
    • G03C1/005—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
    • G03C1/26—Polymethine chain forming part of a heterocyclic ring
    • 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
    • C09B23/0075—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain being part of an heterocyclic ring
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Plural Heterocyclic Compounds (AREA)
BE436977D 1938-11-09 BE436977A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE218381X 1938-11-09

Publications (1)

Publication Number Publication Date
BE436977A true BE436977A (de)

Family

ID=5831269

Family Applications (1)

Application Number Title Priority Date Filing Date
BE436977D BE436977A (de) 1938-11-09

Country Status (4)

Country Link
US (1) US2440119A (de)
BE (1) BE436977A (de)
CH (1) CH218381A (de)
FR (1) FR873840A (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB557549A (en) * 1942-04-23 1943-11-25 John David Kendall Improvements in or relating to dyestuffs
US2475163A (en) * 1944-11-01 1949-07-05 Gen Aniline & Film Corp Rhodacarbocyanine dyes and method of preparation
BE466676A (de) * 1945-07-16
BE485785A (de) * 1947-11-18
BE489115A (de) * 1948-05-21
NL185419B (nl) * 1953-02-25 Motan Gmbh Doorloop-verwarmingsinrichting.
US5294709A (en) * 1989-02-28 1994-03-15 Fuji Photo Film Co., Ltd. Methine compounds and methine dyes
JP2520763B2 (ja) * 1990-04-20 1996-07-31 富士写真フイルム株式会社 水溶性メチン化合物および該化合物を含むハロゲン化銀写真乳剤

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2170803A (en) * 1934-08-11 1939-08-29 Eastman Kodak Co Photographic sensitizing dyes and their preparation
US2177403A (en) * 1935-11-15 1939-10-24 Eastman Kodak Co Dye from imidazolones
GB489335A (en) * 1937-01-22 1938-07-22 Douglas James Fry Improvements in or relating to the manufacture and use of dyestuffs suitable for sensitising photographic emulsions

Also Published As

Publication number Publication date
FR873840A (fr) 1942-07-21
US2440119A (en) 1948-04-20
CH218381A (de) 1941-12-15

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