BE443155A - - Google Patents
Info
- Publication number
- BE443155A BE443155A BE443155DA BE443155A BE 443155 A BE443155 A BE 443155A BE 443155D A BE443155D A BE 443155DA BE 443155 A BE443155 A BE 443155A
- 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
- C09B23/02—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups
- C09B23/06—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups three >CH- groups, e.g. carbocyanines
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Plural Heterocyclic Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Indole Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF7555D DE918285C (de) | 1940-09-17 | 1940-09-17 | Verfahren zur Herstellung von symmetrischen und unsymmetrischen Carbocyaninen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE443155A true BE443155A (en:Method) | 1941-11-29 |
Family
ID=7995389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE443155D BE443155A (en:Method) | 1940-09-17 | 1941-10-23 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2354524A (en:Method) |
| BE (1) | BE443155A (en:Method) |
| DE (1) | DE918285C (en:Method) |
| FR (1) | FR886893A (en:Method) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2438705A (en) * | 1948-03-30 | Cyanine dyestuff intermediates | ||
| BE466653A (en:Method) * | 1943-03-04 | |||
| US2450400A (en) * | 1944-01-26 | 1948-09-28 | Gen Aniline & Film Corp | Process for producing dye intermediates |
| US2441342A (en) * | 1944-03-10 | 1948-05-11 | Gen Aniline & Film Corp | Benzoxocarbocyanines and method of preparation |
| US2521959A (en) * | 1944-03-10 | 1950-09-12 | Gen Aniline & Film Corp | Optically sensitized photographic silver halide emulsions |
| USB638496I5 (en:Method) * | 1945-12-29 | |||
| US2481464A (en) * | 1945-12-29 | 1949-09-06 | Gen Aniline & Film Corp | Photographic emulsions containing nu-aryloxy-, arylthio-and arylselenoalkyl cyanine dyes |
| BE477313A (en:Method) * | 1946-11-13 | |||
| US2542401A (en) * | 1947-01-24 | 1951-02-20 | Ilford Ltd | Cyanine dyestuffs |
| BE480616A (en:Method) * | 1947-02-24 | |||
| US2519001A (en) * | 1947-02-24 | 1950-08-15 | Eastman Kodak Co | Merocyanine dyes containing a carboxyalkyl group or a sulfoalkyl group |
| BE489115A (en:Method) * | 1948-05-21 | |||
| BE526524A (en:Method) * | 1953-02-27 | |||
| BE540705A (en:Method) * | 1954-08-23 | |||
| US3734739A (en) * | 1971-07-29 | 1973-05-22 | Polaroid Corp | Silver halide emulsions sensitized with cyanine dyes containing a quaternary group |
| US5587482A (en) * | 1996-03-07 | 1996-12-24 | Sterling Diagnostic Imaging, Inc. | Zeromethine merocyanine dyes useful as spectral sensitizers in photographic elements |
-
1940
- 1940-09-17 DE DEF7555D patent/DE918285C/de not_active Expired
-
1941
- 1941-09-16 FR FR886893D patent/FR886893A/fr not_active Expired
- 1941-10-23 BE BE443155D patent/BE443155A/xx unknown
-
1942
- 1942-02-17 US US431268A patent/US2354524A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR886893A (fr) | 1943-10-27 |
| DE918285C (de) | 1954-09-23 |
| US2354524A (en) | 1944-07-25 |