FR2317683B1 - - Google Patents
Info
- Publication number
- FR2317683B1 FR2317683B1 FR7620993A FR7620993A FR2317683B1 FR 2317683 B1 FR2317683 B1 FR 2317683B1 FR 7620993 A FR7620993 A FR 7620993A FR 7620993 A FR7620993 A FR 7620993A FR 2317683 B1 FR2317683 B1 FR 2317683B1
- 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
- G03C7/32—Colour coupling substances
- G03C7/34—Couplers containing phenols
- G03C7/346—Phenolic couplers
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/13—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups
- C07C205/26—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups and being further substituted by halogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/01—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis
- C07C37/045—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis by substitution of a group bound to the ring by nitrogen
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/594,988 US3998642A (en) | 1975-07-11 | 1975-07-11 | Silver halide emulsions with incorporated 4,6-difluorophenolic couplers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2317683A1 FR2317683A1 (fr) | 1977-02-04 |
| FR2317683B1 true FR2317683B1 (OSRAM) | 1979-02-02 |
Family
ID=24381238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7620993A Granted FR2317683A1 (fr) | 1975-07-11 | 1976-07-09 | Emulsion photosensible et produit photographique contenant des coupleurs formateurs de colorants |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3998642A (OSRAM) |
| CA (1) | CA1072805A (OSRAM) |
| FR (1) | FR2317683A1 (OSRAM) |
| GB (1) | GB1541075A (OSRAM) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2648644C3 (de) * | 1976-10-27 | 1980-09-11 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Herstellung von 4-Phenoxy-phenolen |
| US4233389A (en) * | 1979-07-23 | 1980-11-11 | Eastman Kodak Company | Fluorinated 1-hydroxy-2-naphthamide coupler compositions and photographic elements suited to forming integral sound tracks |
| JPS6024547A (ja) * | 1983-07-21 | 1985-02-07 | Fuji Photo Film Co Ltd | ハロゲン化銀カラ−写真感光材料 |
| JPS619653A (ja) * | 1984-06-25 | 1986-01-17 | Fuji Photo Film Co Ltd | ハロゲン化銀カラ−写真感光材料 |
| JPS6139045A (ja) * | 1984-07-31 | 1986-02-25 | Fuji Photo Film Co Ltd | ハロゲン化銀カラ−写真感光材料 |
| US5965342A (en) * | 1997-10-30 | 1999-10-12 | Eastman Kodak Company | Photographic elements containing specified cyan dye-forming couplers for improved heat and light stability |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2367531A (en) * | 1942-06-12 | 1945-01-16 | Eastman Kodak Co | Acylaminophenol photographic couplers |
| US3516831A (en) * | 1967-04-27 | 1970-06-23 | Eastman Kodak Co | Multicolor photographic elements containing both 4-equivalent and 2-equivalent color-forming couplers |
| GB1201110A (en) * | 1967-07-18 | 1970-08-05 | Fuji Photo Film Co Ltd | Multi-colour photographic elements |
| US3647452A (en) * | 1970-07-06 | 1972-03-07 | Eastman Kodak Co | Direct reversal photographic element and process |
| US3758308A (en) * | 1971-02-18 | 1973-09-11 | Eastman Kodak Co | Silver halide emulsion containing para fluoro phenols |
| US3864366A (en) * | 1971-12-29 | 1975-02-04 | Eastman Kodak Co | Novel acylamidophenol photographic couplers |
| JPS49123034A (OSRAM) * | 1973-03-27 | 1974-11-25 |
-
1975
- 1975-07-11 US US05/594,988 patent/US3998642A/en not_active Expired - Lifetime
-
1976
- 1976-06-09 CA CA254,377A patent/CA1072805A/en not_active Expired
- 1976-07-09 FR FR7620993A patent/FR2317683A1/fr active Granted
- 1976-07-12 GB GB28889/76A patent/GB1541075A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2317683A1 (fr) | 1977-02-04 |
| GB1541075A (en) | 1979-02-21 |
| CA1072805A (en) | 1980-03-04 |
| US3998642A (en) | 1976-12-21 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |