BE561850A - - Google Patents
Info
- Publication number
- BE561850A BE561850A BE561850DA BE561850A BE 561850 A BE561850 A BE 561850A BE 561850D A BE561850D A BE 561850DA BE 561850 A BE561850 A BE 561850A
- 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
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- 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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US617681A US2902366A (en) | 1956-10-23 | 1956-10-23 | Acylated 3-aminopyrazolone couplers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE561850A true BE561850A (en) |
Family
ID=24474603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE561850D BE561850A (en) | 1956-10-23 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2902366A (en) |
| BE (1) | BE561850A (en) |
| DE (1) | DE1051638B (en) |
| GB (1) | GB833596A (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE590403A (en) * | 1959-04-30 | |||
| US3112198A (en) * | 1959-06-18 | 1963-11-26 | Gen Aniline & Film Corp | Non-diffusing color formers in which the long aliphatic chain thereon is provided with a terminal sulfo group |
| NL254661A (en) * | 1959-08-07 | |||
| DE1111505B (en) * | 1960-02-11 | 1961-07-20 | Agfa Ag | Process for the production of colored photographic reflective or transparent images by the color development process |
| DE1130287B (en) * | 1961-02-01 | 1962-05-24 | Agfa Ag | Process for the production of color photographic images by the process of color development and material for carrying out the process |
| US3127269A (en) * | 1961-09-11 | 1964-03-31 | Colour photography | |
| DE1155979B (en) * | 1961-10-24 | 1963-10-17 | Eastman Kodak Co | Color development processes with 5-pyrazolone derivative color couplers and photographic emulsions used therefor |
| US3476560A (en) * | 1964-07-28 | 1969-11-04 | Fuji Photo Film Co Ltd | Inhibiting fogging action during color development |
| CN107573266A (en) * | 2017-09-19 | 2018-01-12 | 黑龙江鑫创生物科技开发有限公司 | A kind of synthetic method of 4-hydrazinobenzene-1-sulfonamide hydrochloride |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE416898A (en) * | 1935-08-07 | |||
| DE726611C (en) * | 1936-02-21 | 1942-10-16 | Ig Farbenindustrie Ag | Process for the preparation of halogen silver emulsion layers with dye formers for color photography |
| BE432544A (en) * | 1938-02-05 | |||
| DE736867C (en) * | 1940-08-08 | 1943-06-30 | Ig Farbenindustrie Ag | Process for the production of photographic color images by color development of halogen silver emulsion layers containing 1-phenyl-5-pyrazolones as dye-forming agents |
| DE759642C (en) * | 1941-07-01 | 1952-10-27 | Ig Farbenindustrie Ag | Process for the production of color photographic images |
| US2369489A (en) * | 1941-09-25 | 1945-02-13 | Eastman Kodak Co | Acylated amino pyrazolone couplers |
| US2511231A (en) * | 1949-03-26 | 1950-06-13 | Eastman Kodak Co | 1-cyanophenyl-3-acylamino-5-pyrazolone couplers for color photography |
| US2829975A (en) * | 1956-04-26 | 1958-04-08 | Gen Aniline & Film Corp | 3-alpha-sulfo acylamino pyrazolone color formers in which the acyl group contains a long aliphatic chain |
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0
- BE BE561850D patent/BE561850A/xx unknown
-
1956
- 1956-10-23 US US617681A patent/US2902366A/en not_active Expired - Lifetime
-
1957
- 1957-10-18 GB GB32627/57A patent/GB833596A/en not_active Expired
- 1957-10-23 DE DEG23193A patent/DE1051638B/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1051638B (en) | 1959-02-26 |
| GB833596A (en) | 1960-04-27 |
| US2902366A (en) | 1959-09-01 |