BE423932A - - Google Patents
Info
- Publication number
- BE423932A BE423932A BE423932DA BE423932A BE 423932 A BE423932 A BE 423932A BE 423932D A BE423932D A BE 423932DA BE 423932 A BE423932 A BE 423932A
- 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
- G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
- G03C7/30—Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
- G03C7/32—Colour coupling substances
- G03C7/3212—Couplers characterised by a group not in coupling site, e.g. ballast group, as far as the coupling rest is not specific
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE827625X | 1936-10-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE423932A true BE423932A (en:Method) | 1937-11-30 |
Family
ID=7194278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE423932D BE423932A (en:Method) | 1936-10-07 | 1937-10-05 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2186733A (en:Method) |
| BE (1) | BE423932A (en:Method) |
| CH (1) | CH214630A (en:Method) |
| FR (1) | FR827625A (en:Method) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2415381A (en) * | 1944-03-31 | 1947-02-04 | Du Pont | Hydrophilic colloid color formers and photographic elements containing the same |
| US2423460A (en) * | 1944-03-31 | 1947-07-08 | Du Pont | Photographic elements containing polyamide dye intermediate layers |
| US2415382A (en) * | 1944-03-31 | 1947-02-04 | Du Pont | Photographic elements including hydrophilic color formers |
| US2448939A (en) * | 1944-06-10 | 1948-09-07 | Eastman Kodak Co | Thioglycolic amide couplers |
| US2567750A (en) * | 1945-10-25 | 1951-09-11 | Du Pont | Light sensitive elements for color photography |
| US2639282A (en) * | 1949-09-29 | 1953-05-19 | Eastman Kodak Co | Resin-dyes of the cyanine type |
-
1937
- 1937-09-18 US US164499A patent/US2186733A/en not_active Expired - Lifetime
- 1937-10-05 BE BE423932D patent/BE423932A/xx unknown
- 1937-10-05 CH CH214630D patent/CH214630A/de unknown
- 1937-10-06 FR FR827625D patent/FR827625A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR827625A (fr) | 1938-04-29 |
| CH214630A (de) | 1941-05-15 |
| US2186733A (en) | 1940-01-09 |