BE489115A - - Google Patents
Info
- Publication number
- BE489115A BE489115A BE489115DA BE489115A BE 489115 A BE489115 A BE 489115A BE 489115D A BE489115D A BE 489115DA BE 489115 A BE489115 A BE 489115A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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)
- Organic Chemistry (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US28537A US2548571A (en) | 1948-05-21 | 1948-05-21 | Merocyanine dyes containing a benzimidazole nucleus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE489115A true BE489115A (it) |
Family
ID=21843993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE489115D BE489115A (it) | 1948-05-21 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2548571A (it) |
| BE (1) | BE489115A (it) |
| FR (1) | FR1007299A (it) |
| GB (1) | GB670038A (it) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE515452A (it) * | 1951-11-14 | |||
| US2773869A (en) * | 1954-06-21 | 1956-12-11 | American Cyanamid Co | Alkenyl bisimidazole optical bleaching agents |
| US3085197A (en) * | 1958-04-28 | 1963-04-09 | Donald L Hings | Inductor survey apparatus and method for determining presence of oil bearing substrata |
| BE629391A (it) * | 1962-03-19 | |||
| FR1386399A (fr) * | 1963-12-09 | 1965-01-22 | Kodak Pathe | Nouveau sel quaternaire, procédé pour sa préparation et cyanines qui en dérivent |
| GB1077299A (en) * | 1964-11-27 | 1967-07-26 | Agfa Gevaert Nv | Methine dyes |
| DE1522390A1 (de) * | 1966-07-16 | 1969-07-24 | Agfa Gevaert Ag | Sensibilisierung photographischer Halogensilberschichten fuer das Silberfarbbleichverfahren |
| US5077191A (en) * | 1989-12-26 | 1991-12-31 | Eastman Kodak Company | Photographic sensitizing dyes |
| US7758943B2 (en) * | 2006-01-10 | 2010-07-20 | Industrial Technology Research Institute | Organic dye for recording layer and high density optical recording medium using the same |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2078233A (en) * | 1934-09-14 | 1937-04-27 | Eastman Kodak Co | Photographic emulsion |
| US2177402A (en) * | 1935-11-15 | 1939-10-24 | Eastman Kodak Co | Dye from thiazolones |
| 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 |
| US2185182A (en) * | 1937-07-15 | 1940-01-02 | Eastman Kodak Co | Merocyanine dyes and process of preparing them |
| BE433128A (it) * | 1938-03-08 | |||
| BE436977A (it) * | 1938-11-09 | |||
| US2256163A (en) * | 1938-12-24 | 1941-09-16 | Gen Aniline & Film Corp | Photographic silver halide emulsion |
| US2320654A (en) * | 1940-08-08 | 1943-06-01 | Riester Oskar | Sensitization of photographic emulsions |
| US2349179A (en) * | 1940-08-09 | 1944-05-16 | Kumetat Karl | Production of nitrogenous heterocyclic compounds |
| US2317357A (en) * | 1940-08-21 | 1943-04-27 | Eastman Kodak Co | Dye intermediate |
| DE918285C (de) * | 1940-09-17 | 1954-09-23 | Agfa Ag Fuer Photofabrikation | Verfahren zur Herstellung von symmetrischen und unsymmetrischen Carbocyaninen |
| US2409189A (en) * | 1942-09-01 | 1946-10-15 | Eastman Kodak Co | Merocyanine dyes |
-
0
- BE BE489115D patent/BE489115A/xx unknown
-
1948
- 1948-05-21 US US28537A patent/US2548571A/en not_active Expired - Lifetime
-
1949
- 1949-05-20 FR FR1007299D patent/FR1007299A/fr not_active Expired
- 1949-05-21 GB GB13633/49A patent/GB670038A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2548571A (en) | 1951-04-10 |
| GB670038A (en) | 1952-04-09 |
| FR1007299A (fr) | 1952-05-05 |