GB519790A - Colour photographic process - Google Patents
Colour photographic processInfo
- Publication number
- GB519790A GB519790A GB28617/38A GB2861738A GB519790A GB 519790 A GB519790 A GB 519790A GB 28617/38 A GB28617/38 A GB 28617/38A GB 2861738 A GB2861738 A GB 2861738A GB 519790 A GB519790 A GB 519790A
- Authority
- GB
- United Kingdom
- Prior art keywords
- layer
- colour
- image
- dyes
- dye
- 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
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE436514D BE436514A (fr) | 1938-10-01 | ||
GB28617/38A GB519790A (en) | 1938-10-01 | 1938-10-01 | Colour photographic process |
US297407A US2220123A (en) | 1938-10-01 | 1939-09-30 | Color photographic process |
FR860864D FR860864A (fr) | 1938-10-01 | 1939-10-16 | Procédé pour la production d'images photographiques en couleurs |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB28617/38A GB519790A (en) | 1938-10-01 | 1938-10-01 | Colour photographic process |
Publications (1)
Publication Number | Publication Date |
---|---|
GB519790A true GB519790A (en) | 1940-04-05 |
Family
ID=10278424
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB28617/38A Expired GB519790A (en) | 1938-10-01 | 1938-10-01 | Colour photographic process |
Country Status (4)
Country | Link |
---|---|
US (1) | US2220123A (fr) |
BE (1) | BE436514A (fr) |
FR (1) | FR860864A (fr) |
GB (1) | GB519790A (fr) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL61612C (fr) * | 1941-05-22 | |||
NL60064C (fr) * | 1941-05-22 | |||
US2620339A (en) * | 1941-05-22 | 1952-12-02 | Gevaert Photo Prod Nv | Preparation of polymethine dyestuffs |
US2453661A (en) * | 1944-05-03 | 1948-11-09 | Eastman Kodak Co | Colored couplers |
NL71530C (fr) * | 1944-05-03 | |||
US2455170A (en) * | 1944-05-03 | 1948-11-30 | Eastman Kodak Co | Colored couplers |
GB577259A (en) * | 1944-05-12 | 1946-05-10 | John David Kendall | Improvements in or relating to colour photography |
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 |
US2449244A (en) * | 1945-01-25 | 1948-09-14 | Gen Aniline & Film Corp | Thioindoxyl couplers for color photography |
US2621125A (en) * | 1946-11-22 | 1952-12-09 | Gevaert Photo Prod Nv | Light-sensitive photographic element having a light-absorbing layer |
BE476362A (fr) * | 1947-03-13 |
-
0
- BE BE436514D patent/BE436514A/xx unknown
-
1938
- 1938-10-01 GB GB28617/38A patent/GB519790A/en not_active Expired
-
1939
- 1939-09-30 US US297407A patent/US2220123A/en not_active Expired - Lifetime
- 1939-10-16 FR FR860864D patent/FR860864A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR860864A (fr) | 1941-01-25 |
BE436514A (fr) | |
US2220123A (en) | 1940-11-05 |
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