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
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
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- 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
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)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Thiazole And Isothizaole Compounds (AREA)
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)
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)
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)
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 |
-
0
- BE BE527441D patent/BE527441A/xx unknown
-
1953
- 1953-03-20 US US343809A patent/US2728766A/en not_active Expired - Lifetime
-
1954
- 1954-03-19 GB GB8026/54A patent/GB756208A/en not_active Expired
- 1954-03-20 FR FR1117127D patent/FR1117127A/fr not_active Expired
Cited By (1)
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 |