GB960783A - A photographic reversal process - Google Patents
A photographic reversal processInfo
- Publication number
- GB960783A GB960783A GB32690/62A GB3269062A GB960783A GB 960783 A GB960783 A GB 960783A GB 32690/62 A GB32690/62 A GB 32690/62A GB 3269062 A GB3269062 A GB 3269062A GB 960783 A GB960783 A GB 960783A
- Authority
- GB
- United Kingdom
- Prior art keywords
- silver
- methylsulphate
- dimethyl
- pyridinium
- oxidation
- 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
- 238000000034 method Methods 0.000 title abstract 5
- 229910052709 silver Inorganic materials 0.000 abstract 7
- 239000004332 silver Substances 0.000 abstract 7
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 abstract 5
- 230000003647 oxidation Effects 0.000 abstract 5
- 238000007254 oxidation reaction Methods 0.000 abstract 5
- 150000003839 salts Chemical class 0.000 abstract 4
- 238000004061 bleaching Methods 0.000 abstract 3
- 239000000839 emulsion Substances 0.000 abstract 2
- ABFDKXBSQCTIKH-UHFFFAOYSA-M 1-ethylpyridin-1-ium;bromide Chemical compound [Br-].CC[N+]1=CC=CC=C1 ABFDKXBSQCTIKH-UHFFFAOYSA-M 0.000 abstract 1
- VFQIAXMMFNWEIF-UHFFFAOYSA-M 1-methylquinolin-1-ium;methyl sulfate Chemical compound COS([O-])(=O)=O.C1=CC=C2[N+](C)=CC=CC2=C1 VFQIAXMMFNWEIF-UHFFFAOYSA-M 0.000 abstract 1
- VHLFWAWGJAWINR-UHFFFAOYSA-M 3-methyl-2-methylsulfanyl-1,3-benzothiazol-3-ium;methyl sulfate Chemical compound COS([O-])(=O)=O.C1=CC=C2[N+](C)=C(SC)SC2=C1 VHLFWAWGJAWINR-UHFFFAOYSA-M 0.000 abstract 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 abstract 1
- QKLBFHHOPIYOGP-UHFFFAOYSA-N C(C)(=O)O.C1=C(C=CC2=CC=CC=C12)NC(=N)NC(=N)N Chemical compound C(C)(=O)O.C1=C(C=CC2=CC=CC=C12)NC(=N)NC(=N)N QKLBFHHOPIYOGP-UHFFFAOYSA-N 0.000 abstract 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 abstract 1
- KXHPPCXNWTUNSB-UHFFFAOYSA-M benzyl(trimethyl)azanium;chloride Chemical compound [Cl-].C[N+](C)(C)CC1=CC=CC=C1 KXHPPCXNWTUNSB-UHFFFAOYSA-M 0.000 abstract 1
- 239000007844 bleaching agent Substances 0.000 abstract 1
- 150000001735 carboxylic acids Chemical class 0.000 abstract 1
- JOPOVCBBYLSVDA-UHFFFAOYSA-N chromium(6+) Chemical compound [Cr+6] JOPOVCBBYLSVDA-UHFFFAOYSA-N 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- QGBSISYHAICWAH-UHFFFAOYSA-N dicyandiamide Chemical compound NC(N)=NC#N QGBSISYHAICWAH-UHFFFAOYSA-N 0.000 abstract 1
- 238000009792 diffusion process Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 229910052757 nitrogen Inorganic materials 0.000 abstract 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 abstract 1
- 150000007530 organic bases Chemical class 0.000 abstract 1
- -1 silver halide Chemical group 0.000 abstract 1
- 239000001117 sulphuric acid Substances 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 0.000 abstract 1
- 239000004094 surface-active agent Substances 0.000 abstract 1
- JRMUNVKIHCOMHV-UHFFFAOYSA-M tetrabutylammonium bromide Chemical compound [Br-].CCCC[N+](CCCC)(CCCC)CCCC JRMUNVKIHCOMHV-UHFFFAOYSA-M 0.000 abstract 1
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
- G03C7/28—Silver dye bleach processes; Materials therefor; Preparing or processing such materials
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 |
|---|---|---|---|
| CH1034061A CH405075A (de) | 1961-09-06 | 1961-09-06 | Verfahren zur Herstellung eines der Vorlage gegenläufigen photographischen Farbbildes nach dem Silberfarbbleichverfahren |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB960783A true GB960783A (en) | 1964-06-17 |
Family
ID=4362151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB32690/62A Expired GB960783A (en) | 1961-09-06 | 1962-08-24 | A photographic reversal process |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3259497A (enrdf_load_stackoverflow) |
| BE (1) | BE622121A (enrdf_load_stackoverflow) |
| CH (1) | CH405075A (enrdf_load_stackoverflow) |
| DE (1) | DE1145487B (enrdf_load_stackoverflow) |
| ES (1) | ES280555A1 (enrdf_load_stackoverflow) |
| GB (1) | GB960783A (enrdf_load_stackoverflow) |
| NL (1) | NL282899A (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5820424B2 (ja) * | 1976-10-12 | 1983-04-22 | 富士写真フイルム株式会社 | カラ−画像形成方法 |
| CH627006A5 (enrdf_load_stackoverflow) * | 1977-03-23 | 1981-12-15 | Ciba Geigy Ag | |
| JPS586937B2 (ja) * | 1977-10-26 | 1983-02-07 | 富士写真フイルム株式会社 | カラ−画像形成方法 |
| CH657710A5 (de) * | 1983-07-20 | 1986-09-15 | Ciba Geigy Ag | Verfahren zur verarbeitung photographischer silberfarbbleichmaterialien. |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE411941A (enrdf_load_stackoverflow) * | 1934-11-23 | |||
| US2184022A (en) * | 1936-06-29 | 1939-12-19 | Eastman Kodak Co | Color photography |
| US2195419A (en) * | 1938-10-03 | 1940-04-02 | Du Pont Film Mfg Corp | Process for reducing the density of silver images and compositions therefor |
| US2229891A (en) * | 1939-12-12 | 1941-01-28 | American Cyanamid Co | Photographic reducer |
| US2262723A (en) * | 1941-02-08 | 1941-11-11 | American Cyanamid Co | Guandine persulphate |
| US2339309A (en) * | 1941-09-25 | 1944-01-18 | Du Pont | Photographic reducing composition and process |
| BE475914A (enrdf_load_stackoverflow) * | 1946-12-14 | |||
| BE500365A (enrdf_load_stackoverflow) * | 1949-12-30 | |||
| BE502609A (enrdf_load_stackoverflow) * | 1950-04-18 | |||
| US2635960A (en) * | 1950-04-18 | 1953-04-21 | Gen Aniline & Film Corp | High-speed silver dye bleachout taking and printing film |
| BE504761A (enrdf_load_stackoverflow) * | 1950-07-22 | |||
| US2699394A (en) * | 1950-12-15 | 1955-01-11 | Gaspar Bela | Production of photographic dye images |
| BE524877A (enrdf_load_stackoverflow) * | 1952-12-10 | |||
| BE567153A (enrdf_load_stackoverflow) * | 1957-04-26 |
-
0
- NL NL282899D patent/NL282899A/xx unknown
- BE BE622121D patent/BE622121A/xx unknown
-
1961
- 1961-09-06 CH CH1034061A patent/CH405075A/de unknown
-
1962
- 1962-08-24 GB GB32690/62A patent/GB960783A/en not_active Expired
- 1962-08-29 US US220155A patent/US3259497A/en not_active Expired - Lifetime
- 1962-09-05 ES ES0280555A patent/ES280555A1/es not_active Expired
- 1962-09-05 DE DEC27866A patent/DE1145487B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| BE622121A (enrdf_load_stackoverflow) | |
| NL282899A (enrdf_load_stackoverflow) | |
| ES280555A1 (es) | 1963-03-01 |
| CH405075A (de) | 1965-12-31 |
| US3259497A (en) | 1966-07-05 |
| DE1145487B (de) | 1963-03-14 |
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