BE515184A - - Google Patents
Info
- Publication number
- BE515184A BE515184A BE515184DA BE515184A BE 515184 A BE515184 A BE 515184A BE 515184D A BE515184D A BE 515184DA BE 515184 A BE515184 A BE 515184A
- 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
- G03C1/22—Methine and polymethine dyes with an even number of CH groups
-
- 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)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US253956A US2656352A (en) | 1951-10-30 | 1951-10-30 | Quaternary salt dyes derived from 2-tertiaryamino-5(4)-thiazolones |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE515184A true BE515184A (es) |
Family
ID=22962341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE515184D BE515184A (es) | 1951-10-30 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2656352A (es) |
| BE (1) | BE515184A (es) |
| FR (1) | FR1093975A (es) |
| GB (1) | GB721854A (es) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3539349A (en) * | 1967-09-08 | 1970-11-10 | Eastman Kodak Co | Fogold direct positive silver halide emulsions containing quaternated merocyanine dyes |
| US5077191A (en) * | 1989-12-26 | 1991-12-31 | Eastman Kodak Company | Photographic sensitizing dyes |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2536986A (en) * | 1951-01-02 | Thiazolone cyan | ||
| US2527259A (en) * | 1941-11-06 | 1950-10-24 | Ilford Ltd | Cyanine dyestuffs |
| US2536973A (en) * | 1947-06-21 | 1951-01-02 | Gen Aniline & Film Corp | Sensitizing cyanine dyestuff intermediates |
-
0
- BE BE515184D patent/BE515184A/xx unknown
-
1951
- 1951-10-30 US US253956A patent/US2656352A/en not_active Expired - Lifetime
-
1952
- 1952-10-03 GB GB24793/52A patent/GB721854A/en not_active Expired
- 1952-10-30 FR FR1093975D patent/FR1093975A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB721854A (en) | 1955-01-12 |
| US2656352A (en) | 1953-10-20 |
| FR1093975A (fr) | 1955-05-11 |