CH329721A - Verfahren zur Herstellung von Farbkupplern für die Farbenphotographie - Google Patents
Verfahren zur Herstellung von Farbkupplern für die FarbenphotographieInfo
- Publication number
- CH329721A CH329721A CH329721DA CH329721A CH 329721 A CH329721 A CH 329721A CH 329721D A CH329721D A CH 329721DA CH 329721 A CH329721 A CH 329721A
- Authority
- CH
- Switzerland
- Prior art keywords
- color
- manufacture
- couplers
- photography
- color photography
- Prior art date
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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
- C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
- C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D231/44—Oxygen and nitrogen or sulfur and nitrogen atoms
- C07D231/52—Oxygen atom in position 3 and nitrogen atom in position 5, or vice versa
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- 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 |
|---|---|---|---|
| GB4079/53A GB737692A (en) | 1953-02-13 | 1953-02-13 | New colour couplers for use in colour photography |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH329721A true CH329721A (de) | 1958-05-15 |
Family
ID=9770337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH329721D CH329721A (de) | 1953-02-13 | 1954-02-12 | Verfahren zur Herstellung von Farbkupplern für die Farbenphotographie |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2803544A (de) |
| BE (1) | BE526445A (de) |
| CH (1) | CH329721A (de) |
| FR (1) | FR1095969A (de) |
| GB (1) | GB737692A (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2927928A (en) * | 1958-02-06 | 1960-03-08 | Gen Aniline & Film Corp | Production of 3-n-monosubstituted amino-1-aryl-5-pyrazolones |
| US3062653A (en) * | 1960-02-18 | 1962-11-06 | Eastman Kodak Co | Photographic emulsion containing pyrazolone magenta-forming couplers |
| US3214437A (en) * | 1960-04-28 | 1965-10-26 | Eastman Kodak Co | 2-equivalent thiocyano couplers of 5-pyrazolones |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2109445A (en) * | 1938-02-22 | Method of manufacturing | ||
| US2343703A (en) * | 1942-09-04 | 1944-03-07 | Eastman Kodak Co | Pyrazolone coupler for color photography |
| US2608790A (en) * | 1946-10-05 | 1952-09-02 | Robert J Mcfarland | Fish lure |
| GB636988A (en) * | 1947-12-24 | 1950-05-10 | Gevaert Photo Producten Naamlo | Improvements in and relating to the production of colour photographic images |
| US2672417A (en) * | 1949-12-31 | 1954-03-16 | Gevaert Photo Prod Nv | Production of color photographic images |
-
0
- BE BE526445D patent/BE526445A/xx unknown
-
1953
- 1953-02-13 GB GB4079/53A patent/GB737692A/en not_active Expired
-
1954
- 1954-02-08 US US408989A patent/US2803544A/en not_active Expired - Lifetime
- 1954-02-12 CH CH329721D patent/CH329721A/de unknown
- 1954-02-12 FR FR1095969D patent/FR1095969A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2803544A (en) | 1957-08-20 |
| GB737692A (en) | 1955-09-28 |
| BE526445A (de) | |
| FR1095969A (fr) | 1955-06-08 |
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