BE442631A - - Google Patents
Info
- Publication number
- BE442631A BE442631A BE442631DA BE442631A BE 442631 A BE442631 A BE 442631A BE 442631D A BE442631D A BE 442631DA BE 442631 A BE442631 A BE 442631A
- 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
- G03C7/34—Couplers containing phenols
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 |
|---|---|---|---|
| DEI0067655 | 1940-08-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE442631A true BE442631A (nl) |
Family
ID=7196762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE442631D BE442631A (nl) | 1940-08-16 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2366324A (nl) |
| BE (1) | BE442631A (nl) |
| CH (1) | CH232914A (nl) |
| FR (1) | FR880511A (nl) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2439352A (en) * | 1946-03-21 | 1948-04-06 | Eastman Kodak Co | Open chain active methylene color couplers |
| US2498466A (en) * | 1946-05-09 | 1950-02-21 | Gen Aniline & Film Corp | Phenolic color formers |
| US2489655A (en) * | 1948-04-05 | 1949-11-29 | Du Pont | Polymeric color formers |
| BE605775A (nl) * | 1960-07-26 |
-
0
- BE BE442631D patent/BE442631A/xx unknown
-
1941
- 1941-08-14 FR FR880511D patent/FR880511A/fr not_active Expired
- 1941-09-06 CH CH232914D patent/CH232914A/de unknown
-
1942
- 1942-02-17 US US431267A patent/US2366324A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR880511A (fr) | 1943-03-29 |
| US2366324A (en) | 1945-01-02 |
| CH232914A (de) | 1944-06-30 |