BE385844A - - Google Patents
Info
- Publication number
- BE385844A BE385844A BE385844DA BE385844A BE 385844 A BE385844 A BE 385844A BE 385844D A BE385844D A BE 385844DA BE 385844 A BE385844 A BE 385844A
- 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
- G03C1/76—Photosensitive materials characterised by the base or auxiliary layers
- G03C1/825—Photosensitive materials characterised by the base or auxiliary layers characterised by antireflection means or visible-light filtering means, e.g. antihalation
- G03C1/83—Organic dyestuffs therefor
- G03C1/831—Azo dyes
-
- 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
- G03C1/76—Photosensitive materials characterised by the base or auxiliary layers
- G03C1/825—Photosensitive materials characterised by the base or auxiliary layers characterised by antireflection means or visible-light filtering means, e.g. antihalation
- G03C1/83—Organic dyestuffs therefor
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
- Optical Filters (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEI40490D DE557144C (de) | 1931-01-22 | 1931-01-22 | Verfahren zur Herstellung photographischer Filter- und Lichthofschutzschichten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE385844A true BE385844A (fr) | 1932-02-29 |
Family
ID=31983832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE385844D BE385844A (fr) | 1931-01-22 | 1932-01-21 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2050588A (fr) |
| BE (1) | BE385844A (fr) |
| DE (1) | DE557144C (fr) |
| FR (1) | FR730229A (fr) |
| GB (1) | GB383799A (fr) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2496843A (en) * | 1948-03-10 | 1950-02-07 | Gen Aniline & Film Corp | Photographic elements containing hydroxy heavy metal salts of trinuclear iminol cyanine dyes as filter and antihalation dyes |
| US2632004A (en) * | 1949-09-29 | 1953-03-17 | Eastman Kodak Co | Resin azo dye |
| US5213954A (en) * | 1989-07-31 | 1993-05-25 | Minnesota Mining And Manufacturing Company | White light handleable negative-acting silver halide photographic elements |
| JPH03210553A (ja) * | 1990-01-16 | 1991-09-13 | Fuji Photo Film Co Ltd | ハロゲン化銀写真感光材料 |
-
1931
- 1931-01-22 DE DEI40490D patent/DE557144C/de not_active Expired
-
1932
- 1932-01-15 US US586966A patent/US2050588A/en not_active Expired - Lifetime
- 1932-01-20 GB GB1766/32A patent/GB383799A/en not_active Expired
- 1932-01-20 FR FR730229D patent/FR730229A/fr not_active Expired
- 1932-01-21 BE BE385844D patent/BE385844A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE557144C (de) | 1932-08-19 |
| GB383799A (en) | 1932-11-24 |
| FR730229A (fr) | 1932-08-09 |
| US2050588A (en) | 1936-08-11 |