BE524352A - - Google Patents
Info
- Publication number
- BE524352A BE524352A BE524352DA BE524352A BE 524352 A BE524352 A BE 524352A BE 524352D A BE524352D A BE 524352DA BE 524352 A BE524352 A BE 524352A
- 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
- G03C7/305—Substances liberating photographically active agents, e.g. development-inhibiting releasing couplers
- G03C7/30511—Substances liberating photographically active agents, e.g. development-inhibiting releasing couplers characterised by the releasing group
- G03C7/30517—2-equivalent couplers, i.e. with a substitution on the coupling site being compulsory with the exception of halogen-substitution
- G03C7/30523—Phenols or naphtols couplers
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- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2919952A GB727693A (en) | 1952-11-19 | 1952-11-19 | New colour-formers for use in colour photography |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE524352A true BE524352A (mo) |
Family
ID=10287728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE524352D BE524352A (mo) | 1952-11-19 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE524352A (mo) |
| FR (1) | FR1087166A (mo) |
| GB (1) | GB727693A (mo) |
-
0
- BE BE524352D patent/BE524352A/xx unknown
-
1952
- 1952-11-19 GB GB2919952A patent/GB727693A/en not_active Expired
-
1953
- 1953-11-14 FR FR1087166D patent/FR1087166A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB727693A (en) | 1955-04-06 |
| FR1087166A (fr) | 1955-02-22 |