NL71531C - - Google Patents
Info
- Publication number
- NL71531C NL71531C NL134793A NL134793A NL71531C NL 71531 C NL71531 C NL 71531C NL 134793 A NL134793 A NL 134793A NL 134793 A NL134793 A NL 134793A NL 71531 C NL71531 C NL 71531C
- Authority
- NL
- Netherlands
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
- G03C7/333—Coloured coupling substances, e.g. for the correction of the coloured image
- G03C7/3335—Coloured coupling substances, e.g. for the correction of the coloured image containing an azo chromophore
Landscapes
- 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 |
---|---|---|---|
US533930A US2453661A (en) | 1944-05-03 | 1944-05-03 | Colored couplers |
Publications (1)
Publication Number | Publication Date |
---|---|
NL71531C true NL71531C (sv) | 1952-12-16 |
Family
ID=24128022
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL134793A NL71531C (sv) | 1944-05-03 | 1947-09-13 |
Country Status (5)
Country | Link |
---|---|
US (1) | US2453661A (sv) |
BE (1) | BE476359A (sv) |
CH (2) | CH282409A (sv) |
FR (1) | FR950285A (sv) |
NL (1) | NL71531C (sv) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2584349A (en) * | 1944-11-10 | 1952-02-05 | Gen Aniline & Film Corp | Color forming development with an aromatic primary amino developer and alpha-[4-sulfophenylazo]-aceto-acet-2-4-dichloroanilide |
US2543691A (en) * | 1946-06-07 | 1951-02-27 | Gen Aniline & Film Corp | Azo dyes as silver halide photographic developing agents |
NL79214C (sv) * | 1946-08-21 | |||
US2537001A (en) * | 1947-08-06 | 1951-01-02 | Gen Aniline & Film Corp | Diazotype layers having cyan acetyl amides as azo components |
US2533185A (en) * | 1947-10-22 | 1950-12-05 | Gen Aniline & Film Corp | Alkyl malonamates as azo coupling components in diazotype layers |
FR253100A (sv) * | 1947-11-26 | |||
US2774668A (en) * | 1953-05-28 | 1956-12-18 | Polaroid Corp | Process and product for forming color images from complete dyes |
GB795250A (en) * | 1955-06-29 | 1958-05-21 | Ici Ltd | Polymeric compositions |
US3148062A (en) * | 1959-04-06 | 1964-09-08 | Eastman Kodak Co | Photographic elements and processes using splittable couplers |
BE619301A (sv) * | 1959-04-06 | |||
US3227550A (en) * | 1962-09-07 | 1966-01-04 | Eastman Kodak Co | Photographic color reproduction process and element |
JPH0619551B2 (ja) * | 1986-02-24 | 1994-03-16 | 富士写真フイルム株式会社 | 感光材料 |
ITMI20042519A1 (it) * | 2004-12-27 | 2005-03-27 | Enrico Traverso | Azoderivati aromatico-alifatici particolarmente come agenti marcanti per prodotti petroliferi loro procedimento di sintesi loro uso e composizioni derivate |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB503752A (en) * | 1936-07-07 | 1939-04-11 | Kodak Ltd | Process of colour photography |
GB503824A (en) * | 1936-07-07 | 1939-04-11 | Kodak Ltd | Process of colour photography |
US2227981A (en) * | 1937-10-22 | 1941-01-07 | Eastman Kodak Co | Method of preparation of natural color pictures |
US2263012A (en) * | 1937-12-23 | 1941-11-18 | Eastman Kodak Co | Process for making natural color photographs |
BE436514A (sv) * | 1938-10-01 | |||
US2310943A (en) * | 1938-10-05 | 1943-02-16 | Du Pont | Polyvinyl acetals |
GB524557A (en) * | 1938-10-26 | 1940-08-08 | Kodak Ltd | Improvements in and relating to photographic materials and the processing thereof |
US2220065A (en) * | 1938-10-29 | 1940-11-05 | Du Pont | Aminophenols and their preparation |
US2271230A (en) * | 1939-09-07 | 1942-01-27 | Eastman Kodak Co | Sulphonamides of dyes |
US2304820A (en) * | 1939-10-24 | 1942-12-15 | Du Pont | Substituted monoamides of aliphatic dibasic acids |
US2301861A (en) * | 1939-11-10 | 1942-11-10 | Du Pont | Ketone-amine compounds |
US2299641A (en) * | 1939-12-26 | 1942-10-20 | Du Pont | Processes of color photography and compositions and elements therefor |
GB540636A (en) * | 1940-03-12 | 1941-10-23 | Eastman Kodak Co | Improvements relating to coupling components for use in colour photography |
US2295009A (en) * | 1940-03-12 | 1942-09-08 | Eastman Kodak Co | Photographic color forming compound |
US2336215A (en) * | 1941-03-15 | 1943-12-07 | Eastman Kodak Co | Isoalkylidene aminophenol |
US2328802A (en) * | 1942-05-02 | 1943-09-07 | Wingfoot Corp | New process |
-
1944
- 1944-05-03 US US533930A patent/US2453661A/en not_active Expired - Lifetime
-
1946
- 1946-08-29 FR FR950285D patent/FR950285A/fr not_active Expired
-
1947
- 1947-09-13 NL NL134793A patent/NL71531C/nl active
- 1947-09-27 BE BE476359A patent/BE476359A/fr unknown
- 1947-12-22 CH CH282409D patent/CH282409A/fr unknown
- 1947-12-22 CH CH280512D patent/CH280512A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
CH280512A (fr) | 1952-01-31 |
CH282409A (fr) | 1952-04-30 |
BE476359A (sv) | 1947-10-31 |
FR950285A (fr) | 1949-09-22 |
US2453661A (en) | 1948-11-09 |