FR1327961A - New 3-pyrazolidones substituted in position 2 and photographic developers containing them - Google Patents
New 3-pyrazolidones substituted in position 2 and photographic developers containing themInfo
- Publication number
- FR1327961A FR1327961A FR895840A FR895840A FR1327961A FR 1327961 A FR1327961 A FR 1327961A FR 895840 A FR895840 A FR 895840A FR 895840 A FR895840 A FR 895840A FR 1327961 A FR1327961 A FR 1327961A
- Authority
- FR
- France
- Prior art keywords
- new
- developers containing
- photographic developers
- pyrazolidones
- substituted
- Prior art date
- 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
- G03C1/00—Photosensitive materials
- G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
- G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
- G03C1/42—Developers or their precursors
-
- 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
- C07D231/06—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D231/08—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with oxygen or sulfur atoms directly attached to ring carbon atoms
-
- 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
- G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
- G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
- G03C5/29—Development processes or agents therefor
- G03C5/30—Developers
- G03C5/3028—Heterocyclic compounds
- G03C5/3035—Heterocyclic compounds containing a diazole ring
-
- 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
- G03C8/00—Diffusion transfer processes or agents therefor; Photosensitive materials for such processes
- G03C8/02—Photosensitive materials characterised by the image-forming section
- G03C8/04—Photosensitive materials characterised by the image-forming section the substances transferred by diffusion consisting of inorganic or organo-metallic compounds derived from photosensitive noble metals
- G03C8/06—Silver salt diffusion transfer
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR895840A FR1327961A (en) | 1961-05-01 | 1962-04-27 | New 3-pyrazolidones substituted in position 2 and photographic developers containing them |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US106523A US3221023A (en) | 1961-05-01 | 1961-05-01 | (2-hydroxymethyl-3-pyrazolidones) |
FR895840A FR1327961A (en) | 1961-05-01 | 1962-04-27 | New 3-pyrazolidones substituted in position 2 and photographic developers containing them |
US433496A US3247201A (en) | 1961-05-01 | 1965-02-17 | 1-carbocyclic aryl-2-tertiary amino-3, 4-hydrocarbon and carbocyclic aryl-3-pyrazolidones |
US433452A US3241967A (en) | 1961-05-01 | 1965-02-17 | Photographic developer composition containing 2-hydroxymethyl-3-pyrazolidones |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1327961A true FR1327961A (en) | 1963-05-24 |
Family
ID=27445420
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR895840A Expired FR1327961A (en) | 1961-05-01 | 1962-04-27 | New 3-pyrazolidones substituted in position 2 and photographic developers containing them |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1327961A (en) |
-
1962
- 1962-04-27 FR FR895840A patent/FR1327961A/en not_active Expired
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