BE527441A - - Google Patents

Info

Publication number
BE527441A
BE527441A BE527441DA BE527441A BE 527441 A BE527441 A BE 527441A BE 527441D A BE527441D A BE 527441DA BE 527441 A BE527441 A BE 527441A
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 BE527441A publication Critical patent/BE527441A/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
    • 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
BE527441D 1953-03-20 BE527441A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US343809A US2728766A (en) 1953-03-20 1953-03-20 Trinuclear merocyanine dyes containing a chain alkoxyl group

Publications (1)

Publication Number Publication Date
BE527441A true BE527441A (xx)

Family

ID=23347758

Family Applications (1)

Application Number Title Priority Date Filing Date
BE527441D BE527441A (xx) 1953-03-20

Country Status (4)

Country Link
US (1) US2728766A (xx)
BE (1) BE527441A (xx)
FR (1) FR1117127A (xx)
GB (1) GB756208A (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4005080A (en) * 1973-11-28 1977-01-25 Sandoz Ltd. Substituted 2-imidazolin-5-ones

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3152905A (en) * 1961-02-09 1964-10-13 Minnesota Mining & Mfg Sensitizing methine dyes and intermediates, process for preparing same and photographic element containing these dyes
GB1335964A (en) * 1970-02-17 1973-10-31 Agfa Gevaert Spectral sensitization of light-sensitive silver halide emulsions
EP3820838A1 (en) * 2018-07-12 2021-05-19 Basf Se Merocyanine crystallization process

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US2454629A (en) * 1940-01-27 1948-11-23 Eastman Kodak Co Polymethine dyes
US2263018A (en) * 1941-01-07 1941-11-18 Eastman Kodak Co Polymethine dye intermediate
BE465803A (xx) * 1944-01-22
US2494031A (en) * 1945-06-23 1950-01-10 Eastman Kodak Co Dimethine merocyanine dyes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4005080A (en) * 1973-11-28 1977-01-25 Sandoz Ltd. Substituted 2-imidazolin-5-ones

Also Published As

Publication number Publication date
FR1117127A (fr) 1956-05-17
GB756208A (en) 1956-08-29
US2728766A (en) 1955-12-27

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