BE561952A - - Google Patents
Info
- Publication number
- BE561952A BE561952A BE561952DA BE561952A BE 561952 A BE561952 A BE 561952A BE 561952D A BE561952D A BE 561952DA BE 561952 A BE561952 A BE 561952A
- 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
- G03C7/36—Couplers containing compounds with active methylene groups
- G03C7/38—Couplers containing compounds with active methylene groups in rings
- G03C7/384—Couplers containing compounds with active methylene groups in rings in pyrazolone rings
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Cosmetics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US619151A US2865748A (en) | 1956-10-30 | 1956-10-30 | 3-acylamido-5-pyrazolone and 3-acylamido-5-acyloxypyrazole couplers for color photography |
Publications (1)
Publication Number | Publication Date |
---|---|
BE561952A true BE561952A (fr) |
Family
ID=24480672
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE561952D BE561952A (fr) | 1956-10-30 |
Country Status (4)
Country | Link |
---|---|
US (1) | US2865748A (fr) |
BE (1) | BE561952A (fr) |
FR (1) | FR1196010A (fr) |
GB (1) | GB865721A (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE560907A (fr) * | 1956-09-18 | |||
US3498789A (en) * | 1967-03-13 | 1970-03-03 | Eastman Kodak Co | Photographic element having a novel filter layer thereon |
DE2336721A1 (de) * | 1973-07-19 | 1975-02-06 | Agfa Gevaert Ag | Farbphotographisches mehrschichtenmaterial mit verbesserter farbdichte |
DE2523882A1 (de) * | 1975-05-30 | 1976-12-16 | Agfa Gevaert Ag | Lichtempfindliches material mit neuen 3-anilino-5-pyrazolylalkyl-bzw. -arylcarbonat-kupplern |
JPS5913730B2 (ja) * | 1979-09-05 | 1984-03-31 | 富士写真フイルム株式会社 | カラ−画像形成方法 |
US4283472A (en) * | 1980-02-26 | 1981-08-11 | Eastman Kodak Company | Silver halide elements containing blocked pyrazolone magenta dye-forming couplers |
US4310618A (en) * | 1980-05-30 | 1982-01-12 | Eastman Kodak Company | Silver halide photographic material and process utilizing blocked dye-forming couplers |
US4345085A (en) * | 1980-12-29 | 1982-08-17 | Eastman Kodak Company | Method for preparing 2-pyrazolin-5-ones from 1,2,4-oxadiazoles |
US4374253A (en) * | 1981-09-28 | 1983-02-15 | Eastman Kodak Company | Method for preparing 1-aryl-3-arylamino-2-pyrazolin-5-ones from N-aryl-3-arylamino-3-oximinopropionamides |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE531589A (fr) * | 1953-09-02 | |||
BE542011A (fr) * | 1954-10-14 |
-
0
- BE BE561952D patent/BE561952A/xx unknown
-
1956
- 1956-10-30 US US619151A patent/US2865748A/en not_active Expired - Lifetime
-
1957
- 1957-10-17 GB GB32419/57A patent/GB865721A/en not_active Expired
- 1957-10-28 FR FR1196010D patent/FR1196010A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2865748A (en) | 1958-12-23 |
FR1196010A (fr) | 1959-11-20 |
GB865721A (en) | 1961-04-19 |