FR956698A - - Google Patents
Info
- Publication number
- FR956698A FR956698A FR956698DA FR956698A FR 956698 A FR956698 A FR 956698A FR 956698D A FR956698D A FR 956698DA FR 956698 A FR956698 A FR 956698A
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- G03C7/407—Development processes or agents therefor
- G03C7/413—Developers
- G03C7/4136—Developers p-Phenylenediamine or derivatives thereof
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US410422A US2350109A (en) | 1941-09-11 | 1941-09-11 | Photographic developers containing acylamino groups |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR956698A true FR956698A (de) | 1950-02-02 |
Family
ID=23624655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR956698D Expired FR956698A (de) | 1941-09-11 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US2350109A (de) |
| FR (1) | FR956698A (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2478400A (en) * | 1945-08-17 | 1949-08-09 | Eastman Kodak Co | Silver halide photographic emulsion with developer and color coupler dispersed therein |
| US2486440A (en) * | 1946-01-10 | 1949-11-01 | Gen Aniline & Film Corp | Production of phenazonium dyestuff images |
| US2592363A (en) * | 1947-05-23 | 1952-04-08 | Eastman Kodak Co | P-phenylenediamine developer containing nu-alkylacetamido ethyl substituent |
| US2449919A (en) * | 1947-07-05 | 1948-09-21 | Eastman Kodak Co | 3-methylsulfonamido-4-amino dimethyl aniline photographic developer |
| US2594917A (en) * | 1949-12-16 | 1952-04-29 | Gen Aniline & Film Corp | Suppression of proximity development with azine color developers |
-
0
- FR FR956698D patent/FR956698A/fr not_active Expired
-
1941
- 1941-09-11 US US410422A patent/US2350109A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2350109A (en) | 1944-05-30 |